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Intel Core i7 1260U Review | 78 Data compared

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  • Avg. price in UK: ~£360
  • Avg. price in US: ~$190
  • PassMark benchmark result: 13315
  • N. of physical cores: 10
  • CPU boost clock speed: 4.7 GHz

Intel Core i7 1260U review. Compare 78 technical specifications and user reviews to see how it ranks among processors and if it is worth buying.

5.8

Overall score

What it is: An overall evaluation of the processor's quality, based on technical analyses and user reviews.

When it matters: When you need a quick reference to identify the best processors on the market.

Score components:

90.0%

5.8

Technical Score

10.0%

?

User score

Good
5.8

Technical Score

What it is: An assessment of the processor's technical performance, covering key areas such as processing performance, core configuration, efficiency, platform support, integrated features, and thermal behavior.

When it matters: When you want to compare processors based on technical performance and available features.

Score components:

60.0%

5.0

Performance

18.0%

7.3

Cache & Architecture

10.0%

6.3

Memory & PCIe

7.0%

6.2

Power & Thermal

4.0%

8.2

Platform

1.0%

8.2

Integrated Graphics

Good
?

User score

What it is: A rating that combines user reviews and the total number of reviews received by the processor.

When it matters: When you want to know how a processor performs in real workloads and how reliable it is for gaming, productivity, and efficiency according to user feedback.

Score components:

70.0%

?

User reviews

30.0%

?

Popularity

  • 6.0
    Gaming

    Score components:

    30.0%

    5.4

    PassMark single-core benchmark score

    25.0%

    9.0

    Geekbench 6 single-core benchmark score

    20.0%

    6.7

    CPU boost clock speed

    17.0%

    2.7

    L3 cache

    8.0%

    4.3

    N. of physical cores

  • 3.5
    Video editing

    Score components:

    45.0%

    3.3

    Geekbench 6 multi-core benchmark score

    20.0%

    4.3

    N. of physical cores

    20.0%

    4.0

    CPU threads

    15.0%

    2.7

    L3 cache

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Best prices in UK

    N/A~ £360

Best rankings

?

Available: ranking among products currently available (including other versions of this product).
All: ranking among all products in the database.

Verdict

The Intel Core i7-1260U is an ultra-low-voltage mobile processor based on the Alder Lake-U architecture, featuring a hybrid design with 10 cores (2 Performance-cores and 8 Efficient-cores) and 12 threads. Built on the Intel 7 process, it operates at a base power of 9W with a max turbo frequency of 4.70 GHz and 12MB of L3 cache. Its main advantages include exceptional energy efficiency for thin-and-light devices, support for modern standards like LPDDR5-5200 RAM and PCIe 4.0, and integrated Iris Xe graphics with 96 execution units. However, its performance is significantly constrained by its low 9W thermal design power (TDP), making it less suitable for sustained heavy workloads compared to higher-wattage P-series or H-series chips, and it may require active cooling to maintain peak speeds.

Technical Specifications of processor Intel Core i7 1260U

Technical Score

What it is: An assessment of the processor's technical performance, covering key areas such as processing performance, core configuration, efficiency, platform support, integrated features, and thermal behavior.

When it matters: When you want to compare processors based on technical performance and available features.

Score components:

60.0%

?

Performance

18.0%

?

Cache & Architecture

10.0%

?

Memory & PCIe

7.0%

?

Power & Thermal

4.0%

?

Platform

1.0%

?

Integrated Graphics

5.8
Intel Core i7 1260U has a technical score of 5.79 points, which is higher than that of 60.4% of products in this category.
User score

What it is: A rating that combines user reviews and the total number of reviews received by the processor.

When it matters: When you want to know how a processor performs in real workloads and how reliable it is for gaming, productivity, and efficiency according to user feedback.

Score components:

70.0%

0.0

User reviews

30.0%

1.0

Popularity

?
Popularity
What it is: An indicator based on the number of reviews received by the processor.
When it matters: When you prefer to choose a processor reviewed and selected by many other buyers.
1.0
Intel Core i7 1260U has a popularity of 1 points, which is higher than 0% of products in this category.
Ratio quality/price

What it is: An indicator that combines the processor's overall rating with its cost.

When it matters: When you are looking for a processor with a good balance between performance, efficiency, and price.

Score components:

60.0%

5.8

Overall score

40.0%

8.6

Price

6.6
Intel Core i7 1260U has a quality-to-price ratio of 6.6 points, which is higher than 57.6% of products in this category.
Brand name
What it is: The manufacturer or brand of the product.
When it matters: When you prefer a specific ecosystem, support network, or design philosophy.

Importance: MEDIUM

Intel
Processor type
What it is: The kind of system the processor is built for, such as desktop PCs, laptops, workstations, or servers.
When it matters: When you want a processor meant for the kind of machine you are actually building or buying, rather than a chip aimed at a different class of system.

Importance: HIGH

mobile
Intel Core i7 1260U belongs to the mobile processor class, which is more advanced than that of 7.3% of processors and equal to that of 48.6% of processors.
CPU socket
What it is: The physical socket the processor fits into on the motherboard.
When it matters: When you need to make sure the CPU can actually be installed on a specific motherboard.

Importance: HIGH

FCBGA1781
Intel Core i7 1260U uses the FCBGA1781 CPU socket, which is older than that of 70.5% of processors and equal to that of 0.4% of processors.
Chipset
What it is: The motherboard chipset families officially meant to work with the processor.
When it matters: When you are checking whether a CPU will work with the motherboard features and platform you plan to use.

Importance: HIGH

N/A
CPU architecture
What it is: The processor family or design generation behind the chip, such as Zen 4 or Raptor Lake.
When it matters: When you are comparing CPUs across generations and want a clearer sense of their design age, feature level, and expected performance class.

Importance: HIGH

x86-64
Intel Core i7 1260U uses the x86-64 architecture, which is more advanced than that of 1.7% of processors and equal to that of 98.3% of processors.
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N. of physical cores
What it is: The number of physical CPU cores on the processor.
When it matters: When you run workloads that benefit from more real cores.

Importance: HIGH

Good value: 8+

10
Intel Core i7 1260U has 10 CPU cores, which is more than 77.1% of processors and equal to 4.3% of processors.
CPU threads
What it is: The total number of processing threads the CPU can handle at once.
When it matters: When you run heavily threaded workloads or multitask a lot.

Importance: HIGH

Good value: 16+

12
Intel Core i7 1260U offers 12 CPU threads, which is more than 55.1% of processors and equal to 14.1% of processors.
Threads per core
What it is: The number of threads each physical core can handle at once.
When it matters: When you want to understand how much thread-level parallelism each core can provide in multitasking or heavily threaded work.

Importance: MEDIUM

Good value: 2

?
CPU boost clock speed
What it is: The highest clock speed the processor can reach under boost conditions.
When it matters: When you care about peak speed in short bursts.

Importance: HIGH

Good value: >4.7 GHz

4.7 GHz
Intel Core i7 1260U reaches a boost clock of 4.7 GHz which is higher than that of 67.1% of processors and equal to that of 3.7% of processors.
CPU base clock speed
What it is: The processor's normal all-core starting frequency before boost behavior raises clocks temporarily.
When it matters: When you care about steadier performance in longer workloads rather than short burst speed alone.

Importance: MEDIUM

2 x 1.1 GHz & 8 x 0.8 GHz
Intel Core i7 1260U has a base clock of 2x1.1 GHz & 8x0.8 GHz which is equal to that of 100% of processors.
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Semiconductor size
What it is: The manufacturing process node used to produce the processor, usually expressed in nanometers.
When it matters: When efficiency, heat, and the relative modernity of the chip-making process matter to your comparison.

Importance: HIGH

Good value: <10 nm

10 nm
Intel Core i7 1260U uses a 10 nm process node, which is more advanced than that of 52.3% of processors and equal to that of 19.1% of processors.
Foundry
What it is: The semiconductor manufacturer that physically fabricates the processor chip.
When it matters: When process source, manufacturing generation, or foundry differences matter to your comparison more than day-to-day performance alone.

Importance: MEDIUM

Intel 7
Intel Core i7 1260U is built on the Intel 7 foundry process, which is more advanced than that of 66.2% of processors and equal to that of 14.9% of processors.
L3 cache
What it is: The total amount of L3 cache available on the processor.
When it matters: When you want better performance in cache-sensitive workloads and games.

Importance: MEDIUM

Good value: >=16 MB

12 MB
Intel Core i7 1260U has an L3 cache of 12 MB which is larger than that of 54.4% of processors and equal to that of 9% of processors.
L2 cache
What it is: The total amount of L2 cache available across the processor.
When it matters: When you want to compare CPU design efficiency and how much fast intermediate cache the cores have available.

Importance: MEDIUM

Good value: >=6 MB

6.5 MB
Intel Core i7 1260U has an L2 cache of 6.5 MB which is larger than that of 71.1% of processors and equal to that of 1.2% of processors.
L1 cache
What it is: The total amount of L1 cache built into the processor, which sits closest to the cores.
When it matters: When you are comparing low-level CPU design details rather than the broader performance picture buyers usually notice first.

Importance: MEDIUM

Good value: >=512 KB

928 KB
Intel Core i7 1260U has an L1 cache of 928 KB which is larger than that of 83.5% of processors and equal to that of 1.7% of processors.
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DDR memory version
What it is: The RAM generation the processor is designed to support, such as DDR4 or DDR5.
When it matters: When you need the CPU to match the kind of memory platform you want to buy or reuse.

Importance: MEDIUM

Good value: DDR5

DDR4/DDR5/LPDDR4X/LPDDR5
Intel Core i7 1260U supports DDR DDR4/DDR5/LPDDR4X/LPDDR5, which is newer than that of 95.7% of processors and equal to that of 1.5% of processors.
Maximum memory speed
What it is: The highest official memory speed supported by the processor.
When it matters: When you choose RAM and want to know the supported speed ceiling.

Importance: HIGH

Good value: >=4800 MHz

5,200 MHz
Intel Core i7 1260U supports memory speeds up to 5200 MHz, which is higher than that of 72.1% of processors and equal to 7% of processors.
Max memory speed (JEDEC)
What it is: The highest official RAM speed the processor supports under standard JEDEC settings, before any memory overclocking profiles are applied.
When it matters: When officially supported stock RAM speed matters more than XMP, EXPO, or manual memory tuning.

Importance: MEDIUM

Good value: >=5600 MHz

LPDDR5-5200 MHz
Intel Core i7 1260U supports JEDEC memory speeds up to LPDDR5-5200 MHz, which is higher than that of 72.2% of processors and equal to 1.8% of processors.
Max memory speed (XMP / EXPO)
What it is: The highest memory speed supported through XMP or EXPO profiles.
When it matters: When you want faster RAM through memory profiles.

Importance: MEDIUM

Good value: >=5200 MHz

N/A
Maximum memory capacity
What it is: The largest total amount of memory officially supported by the processor.
When it matters: When you plan a system with very large RAM capacity.

Importance: HIGH

Good value: >=128 GB

64 GB
Intel Core i7 1260U supports up to 64 GB of memory, which is more than 28.4% of processors and equal to 27.6% of processors.
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Integrated graphics
What it is: Includes built-in graphics, so the system can output video without a separate graphics card.
When it matters: When you want the PC to work without a dedicated GPU, or you are building an office, media, compact, or troubleshooting-friendly system.

Importance: HIGH

yes
Intel Core i7 1260U includes integrated graphics. 87.6% of processors include integrated graphics.
Integrated GPU model
What it is: The model name of the integrated graphics processor, if present.
When it matters: When you plan to use the CPU's built-in graphics.

Importance: MEDIUM

Intel Iris Xe Graphics 96EU
Intel Core i7 1260U uses the Intel Iris Xe Graphics 96EU integrated GPU, which is more advanced than that in 81.1% of processors and equal to that in 2.9% of processors.
Integrated GPU execution units
What it is: The number of execution units available in the integrated graphics part of the processor.
When it matters: When you plan to rely on built-in graphics and want a better sense of its light gaming, display, or media capability.

Importance: MEDIUM

Good value: >=24

96
Intel Core i7 1260U has 96 GPU execution units, which is more than 95.1% of processors and equal to 4% of processors.
Integrated GPU base frequency
What it is: The base operating frequency of the integrated GPU.
When it matters: When integrated graphics performance matters to you.

Importance: MEDIUM

Good value: >=350 MHz

300 MHz
Intel Core i7 1260U has an integrated GPU clock of 300 MHz which is lower than that of 57% of processors and equal to that of 38.7% of processors.
Integrated media encoders/decoders
What it is: The hardware media formats the processor can encode or decode directly.
When it matters: When you stream, edit video, or rely on hardware media acceleration.

Importance: LOW

AV1 (HW decode), VP8 (HW decode)
Intel Core i7 1260U supports AV1 (HW decode), VP8 (HW decode) media codecs, which is narrower support than 50.4% of processors and equal to 0.5% of processors.
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TDP (Thermal design power)
What it is: The rated thermal design power, which gives a general idea of cooling and power needs.
When it matters: When you choose a cooler or build in a tighter case.

Importance: HIGH

Good value: <30 W

9 W
Intel Core i7 1260U has a TDP of 9 W which is lower than that of 95.2% of processors and equal to that of 1.1% of processors.
Base power (PL1)
What it is: The sustained power target used for longer CPU loads.
When it matters: When you choose cooling and power delivery for sustained workloads.

Importance: MEDIUM

Good value: <30 W

9 W
Intel Core i7 1260U has a base power of 9 W which is lower than that of 95% of processors and equal to that of 1.2% of processors.
Boost power (PL2)
What it is: The short-term boost power limit the processor may draw under heavier turbo loads.
When it matters: When you size cooling and power delivery for peak turbo behavior.

Importance: MEDIUM

Good value: <50 W

29 W
Intel Core i7 1260U has a boost power of 29 W which is lower than that of 81% of processors and equal to that of 1.1% of processors.
Tau (power duration limit)
What it is: The time limit the CPU can stay at higher boost power before dropping toward sustained power.
When it matters: When you want to understand turbo behavior under longer loads.

Importance: MEDIUM

Good value: <=28 s

28 seconds
Intel Core i7 1260U has a turbo duration of 28 seconds which is longer than that of 3.8% of processors and equal to that of 85% of processors.
Configurable TDP
What it is: Allows the processor to run in alternate power modes instead of being fixed to one default TDP target.
When it matters: When you want more control over heat, noise, and power draw in compact systems, quieter builds, or thermally limited machines.

Importance: LOW

no
Intel Core i7 1260U does not support configurable TDP. 52.9% of processors support configurable TDP.
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Intel Core i7 1260U vs the average processor

  • Newer DDR support
    Intel Core i7 1260U supports a newer DDR generation than the average processor (DDR4/DDR5/LPDDR4X/LPDDR5 vs DDR4).
    What it is: The RAM generation the processor is designed to support, such as DDR4 or DDR5.
    When it matters: When you need the CPU to match the kind of memory platform you want to buy or reuse.

    Importance: MEDIUM

    Good value: DDR5

    Intel Core i7 1260U supports a newer DDR generation than the average processor (DDR4/DDR5/LPDDR4X/LPDDR5 vs DDR4).DDR4/DDR5/LPDDR4X/LPDDR5 vs DDR4
  • 2.5x more L2 per core
    Intel Core i7 1260U has more L2 cache per core than the average processor (1.3 MB/core vs 0.5 MB/core). The average processor provides 0.5 MB/core of L2 cache per core.
    E-core module: 2 MB shared
    What it is: The amount of L2 cache available to each CPU core.
    When it matters: When you are comparing per-core cache resources in deeper architectural analysis.

    Importance: LOW

    Good value: >=1 MB/core

    Intel Core i7 1260U has more L2 cache per core than the average processor (1.3 MB/core vs 0.5 MB/core). The average processor provides 0.5 MB/core of L2 cache per core.1.25 MB/core vs 0.5 MB/core
  • 80% lower base power
    Intel Core i7 1260U has a lower base power draw than the average processor (9 W vs 45 W). The average processor has a base power draw of 45 W.
    What it is: The sustained power target used for longer CPU loads.
    When it matters: When you choose cooling and power delivery for sustained workloads.

    Importance: MEDIUM

    Good value: <30 W

    Intel Core i7 1260U has a lower base power draw than the average processor (9 W vs 45 W). The average processor has a base power draw of 45 W.9 W vs 45 W
  • 4 more CPU cores
    Intel Core i7 1260U has more CPU cores than the average processor (10 vs 6). The average processor has 6 CPU cores.
    What it is: The number of physical CPU cores on the processor.
    When it matters: When you run workloads that benefit from more real cores.

    Importance: HIGH

    Good value: 8+

    Intel Core i7 1260U has more CPU cores than the average processor (10 vs 6). The average processor has 6 CPU cores.10 vs 6
  • Uses big.LITTLE design
    Intel Core i7 1260U uses a big.LITTLE design, the average processor does not.
    What it is: Combines high-performance cores with lower-power efficiency cores instead of relying on just one core type.
    When it matters: When you want strong burst performance in demanding tasks without wasting as much power during lighter background work.

    Importance: MEDIUM

    Intel Core i7 1260U uses a big.LITTLE design, the average processor does not.
  • Newer PCIe version
    Intel Core i7 1260U supports a newer PCIe version than the average processor (4 vs 3.0).
    What it is: The newest PCIe generation the processor can use directly for graphics cards, SSDs, and other high-speed expansion devices.
    When it matters: When you want support for newer GPUs or SSDs, or more bandwidth for high-speed expansion hardware.

    Importance: HIGH

    Good value: 4.0

    Intel Core i7 1260U supports a newer PCIe version than the average processor (4 vs 3.0).4.0 vs 3.0
  • More advanced microarchitecture
    Intel Core i7 1260U uses a more advanced microarchitecture than the average processor (Alder Lake vs Kaby Lake).
    What it is: The internal core-design codename used for this processor generation.
    When it matters: When you are comparing CPUs at a deeper design level and want to identify the exact architecture behind marketing names.

    Importance: LOW

    Intel Core i7 1260U uses a more advanced microarchitecture than the average processor (Alder Lake vs Kaby Lake).Alder Lake vs Kaby Lake
  • 2.42x larger L1 cache
    Intel Core i7 1260U has a higher L1 cache than the average processor (928 KB vs 384 KB). The average processor has L1 cache of 384 KB.
    What it is: The total amount of L1 cache built into the processor, which sits closest to the cores.
    When it matters: When you are comparing low-level CPU design details rather than the broader performance picture buyers usually notice first.

    Importance: MEDIUM

    Good value: >=512 KB

    Intel Core i7 1260U has a higher L1 cache than the average processor (928 KB vs 384 KB). The average processor has L1 cache of 384 KB.928 KB vs 384 KB
  • Includes crypto acceleration
    Intel Core i7 1260U includes crypto acceleration, the average processor does not.
  • Supports HMP
    Intel Core i7 1260U supports HMP, the average processor does not.
  • 4 more CPU cores
    Intel Core i7 1260U has more CPU cores than the average processor (10 vs 6). The average processor has 6 CPU cores.
  • 9.3% higher boost clock
    Intel Core i7 1260U has a higher boost clock speed than the average processor (4.7 GHz vs 4.3 GHz). The average processor reaches boost clock speed of 4.3 GHz.
  • 22.4% better single-core performance
    Intel Core i7 1260U has a higher PassMark single-core score than the average processor (3,038 vs 2,483). The average processor scores 2,483 in PassMark single-core.
  • 19.2% higher Cinebench R20 single-core score
    Intel Core i7 1260U has a higher Cinebench R20 single-core score than the average processor (577 vs 484). The average processor scores 484 in Cinebench R20 single-core.
  • 4 more CPU threads
    Intel Core i7 1260U has more CPU threads than the average processor (12 vs 8). The average processor has 8 CPU threads.
  • 2 wider front-end design
    Intel Core i7 1260U has a higher front-end width than the average processor (6 vs 4). The average processor uses front-end width of 4.
  • 29.8% higher multi-core score
    Intel Core i7 1260U has a higher Geekbench 6 multi-core score than the average processor (6,219 vs 4,793). The average processor scores 4,793 in Geekbench 6 multi-core.
  • 26.4% higher PassMark score
    Intel Core i7 1260U has a higher PassMark benchmark score than the average processor (13,315 vs 10,532.5). The average processor scores 10,532.5 in PassMark benchmark.
  • 2.5x more L2 per core
    Intel Core i7 1260U has more L2 cache per core than the average processor (1.3 MB/core vs 0.5 MB/core). The average processor provides 0.5 MB/core of L2 cache per core.
  • Uses big.LITTLE design
    Intel Core i7 1260U uses a big.LITTLE design, the average processor does not.
  • More advanced microarchitecture
    Intel Core i7 1260U uses a more advanced microarchitecture than the average processor (Alder Lake vs Kaby Lake).
  • 2.42x larger L1 cache
    Intel Core i7 1260U has a higher L1 cache than the average processor (928 KB vs 384 KB). The average processor has L1 cache of 384 KB.
  • 2.6x larger L2 cache
    Intel Core i7 1260U has a higher L2 cache than the average processor (6.5 MB vs 2.5 MB). The average processor has L2 cache of 2.5 MB.
  • More advanced foundry
    Intel Core i7 1260U uses a more advanced foundry process than the average processor (Intel 7 vs Intel 14 nm).
  • 50% larger L3 cache
    Intel Core i7 1260U has a higher L3 cache than the average processor (12 MB vs 8 MB). The average processor has L3 cache of 8 MB.
  • 16.7% smaller process node
    Intel Core i7 1260U has a lower process node than the average processor (10 nm vs 12 nm). The average processor uses a process node of 12 nm.
  • Newer DDR support
    Intel Core i7 1260U supports a newer DDR generation than the average processor (DDR4/DDR5/LPDDR4X/LPDDR5 vs DDR4).
  • Newer PCIe version
    Intel Core i7 1260U supports a newer PCIe version than the average processor (4 vs 3.0).
  • 77.3% higher memory speed
    Intel Core i7 1260U has a higher maximum memory speed than the average processor (5,200 MHz vs 2,933 MHz). The average processor supports memory speed of 2,933 MHz.
  • 4x more GPU execution units
    Intel Core i7 1260U has more GPU execution units than the average processor (96 vs 24). The average processor has 24 GPU execution units.
  • Better integrated GPU
    Intel Core i7 1260U uses a better integrated GPU than the average processor (Intel Iris Xe Graphics 96EU vs Intel UHD Graphics 630).
  • 1 more supported displays
    Intel Core i7 1260U has more supported displays than the average processor (4 vs 3). The average processor supports 3 displays.
  • 80% lower base power
    Intel Core i7 1260U has a lower base power draw than the average processor (9 W vs 45 W). The average processor has a base power draw of 45 W.
  • 80% lower TDP
    Intel Core i7 1260U has a lower TDP than the average processor (9 W vs 45 W). The average processor has a TDP of 45 W.
  • 54.7% lower boost power
    Intel Core i7 1260U has a lower boost power draw than the average processor (29 W vs 64 W). The average processor has a boost power draw of 64 W.

Total
Platform
Performance
Cache & Architecture
Memory & PCIe
Integrated Graphics
Power & Thermal
  • Narrower instruction support
    Intel Core i7 1260U supports a narrower instruction set than the average processor (MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, AVX2, FMA3, AES, SHA vs MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, F16C, FMA3, AES, SHA).
  • Older CPU socket
    Intel Core i7 1260U uses an older CPU socket than the average processor (FCBGA1,781 vs FP2).
  • 30% less L3 per core
    Intel Core i7 1260U has less L3 cache per core than the average processor (1.2 MB/core vs 1.714 MB/core). The average processor provides 1.714 MB/core of L3 cache per core.
  • 2 fewer PCIe lanes
    Intel Core i7 1260U has fewer PCIe lanes than the average processor (14 vs 16). The average processor offers 16 PCIe lanes.
  • Limited PCIe bifurcation
    Intel Core i7 1260U supports less flexible PCIe bifurcation than the average processor (x4 vs x16, x8/x8).
  • Narrower media codec support
    Intel Core i7 1260U supports fewer media codecs than the average processor (AV1 (HW decode), VP8 (HW decode) vs H.264 (HW decode/encode), H.265 (HW decode/encode), VP9 (HW decode/encode), AV1 (HW decode)).
  • No configurable TDP
    Intel Core i7 1260U does not support configurable TDP, the average processor does.
  • 30% less L3 per core
    Intel Core i7 1260U has less L3 cache per core than the average processor (1.2 MB/core vs 1.714 MB/core). The average processor provides 1.714 MB/core of L3 cache per core.
    What it is: The amount of L3 cache effectively available per CPU core.
    When it matters: When you are comparing how much shared cache each core can draw on in deeper technical analysis.

    Importance: MEDIUM

    Good value: >=2 MB/core

    Intel Core i7 1260U has less L3 cache per core than the average processor (1.2 MB/core vs 1.714 MB/core). The average processor provides 1.714 MB/core of L3 cache per core.1.2 MB/core vs 1.714 MB/core
  • No configurable TDP
    Intel Core i7 1260U does not support configurable TDP, the average processor does.
    What it is: Allows the processor to run in alternate power modes instead of being fixed to one default TDP target.
    When it matters: When you want more control over heat, noise, and power draw in compact systems, quieter builds, or thermally limited machines.

    Importance: LOW

    Intel Core i7 1260U does not support configurable TDP, the average processor does.
  • 2 fewer PCIe lanes
    Intel Core i7 1260U has fewer PCIe lanes than the average processor (14 vs 16). The average processor offers 16 PCIe lanes.
    What it is: The number of PCIe lanes provided directly by the processor.
    When it matters: When you connect fast GPUs, SSDs, or expansion cards.

    Importance: HIGH

    Good value: >=20

    Intel Core i7 1260U has fewer PCIe lanes than the average processor (14 vs 16). The average processor offers 16 PCIe lanes.14 vs 16
  • Narrower media codec support
    Intel Core i7 1260U supports fewer media codecs than the average processor (AV1 (HW decode), VP8 (HW decode) vs H.264 (HW decode/encode), H.265 (HW decode/encode), VP9 (HW decode/encode), AV1 (HW decode)).
    What it is: The hardware media formats the processor can encode or decode directly.
    When it matters: When you stream, edit video, or rely on hardware media acceleration.

    Importance: LOW

    Intel Core i7 1260U supports fewer media codecs than the average processor (AV1 (HW decode), VP8 (HW decode) vs H.264 (HW decode/encode), H.265 (HW decode/encode), VP9 (HW decode/encode), AV1 (HW decode)).AV1 (HW decode), VP8 (HW decode) vs H.264 (HW decode/encode), H.265 (HW decode/encode), VP9 (HW decode/encode), AV1 (HW decode)
  • Narrower instruction support
    Intel Core i7 1260U supports a narrower instruction set than the average processor (MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, AVX2, FMA3, AES, SHA vs MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, F16C, FMA3, AES, SHA).
    What it is: The supported CPU instruction sets and extensions.
    When it matters: When you run software that depends on specific CPU instructions.

    Importance: MEDIUM

    Intel Core i7 1260U supports a narrower instruction set than the average processor (MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, AVX2, FMA3, AES, SHA vs MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, F16C, FMA3, AES, SHA).MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, AVX2, FMA3, AES, SHA vs MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, F16C, FMA3, AES, SHA
  • Limited PCIe bifurcation
    Intel Core i7 1260U supports less flexible PCIe bifurcation than the average processor (x4 vs x16, x8/x8).
    What it is: The supported ways PCIe lanes can be split across multiple slots or devices.
    When it matters: When you plan multiple expansion cards or NVMe adapters.

    Importance: LOW

    Intel Core i7 1260U supports less flexible PCIe bifurcation than the average processor (x4 vs x16, x8/x8).x4 vs x16, x8/x8
  • 44% more expensive
    Intel Core i7 1260U is more expensive than the average processor (£360 vs £250).
    Intel Core i7 1260U is more expensive than the average processor (£360 vs £250).£360 vs £250
  • Older CPU socket
    Intel Core i7 1260U uses an older CPU socket than the average processor (FCBGA1,781 vs FP2).
    What it is: The physical socket the processor fits into on the motherboard.
    When it matters: When you need to make sure the CPU can actually be installed on a specific motherboard.

    Importance: HIGH

    Intel Core i7 1260U uses an older CPU socket than the average processor (FCBGA1,781 vs FP2).FCBGA1781 vs FP2
Total
Overall
Platform
Cache & Architecture
Memory & PCIe
Integrated Graphics
Power & Thermal

Graphic comparison of Intel Core i7 1260U and other processors

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Third-party reviews

What customers like about Intel Core i7 1260U?

  • Extremely low power consumption with a base TDP of 9W, ideal for ultra-thin laptops
  • Snappy performance for web browsing and everyday Windows 11 tasks due to improved architecture
  • Strong single-core responsiveness in bursts for typical productivity workloads
  • Supports modern standards including DDR5-4800, LPDDR5-5200, and PCIe 4.0
  • Significant efficiency improvements over older Y-series and 11th Gen processors

What customers dislike about Intel Core i7 1260U?

  • Sustained multi-threaded performance is heavily limited by the low 9W power envelope
  • Prone to thermal throttling in devices with passive or inadequate cooling
  • Integrated graphics performance is lower compared to the higher-wattage P-series variants
  • Can run uncomfortably hot in tablet form factors during heavy use
  • Not recommended for intensive gaming or sustained professional rendering tasks

Expert reviews

C
cpubenchmark.net
29/03/2026
Intel Core i7-1260U - CPU PassMark Benchmarks

The Intel Core i7-1260U is a high-end, 10-core (2 E) Alder Lake-M mobile processor optimized for thin-and-light devices, utilizing a 10nm process with integrated Iris Xe Graphics. It operates at a 9W base TDP to enable efficiency and potential fanless designs, with high boost clocks up to 4.7 GHz for short-term tasks. Key strengths include strong single-thread performance (approx....Read more

B
browser.geekbench.com
29/03/2026
Intel Core i7-1260U Benchmarks - Geekbench Browser

The Intel Core i7-1260U is an Alder Lake-M series mobile processor optimized for thin, light, and fanless devices, featuring a 10-core (2 E) hybrid architecture with 12 threads. It operates on a low 9W base power, delivering roughly 2,294 single-core and 8,140 multi-core Geekbench 6 scores. Key advantages include high power efficiency, integrated Iris Xe (96 EU) graphics suitable...Read more

L
laptopmedia.com
Unknown
Intel Core i7-1260U | LaptopMedia

The Intel Core i7-1260U is a high-end, ultra-low-voltage processor from the Alder Lake-U series, specifically designed for ultra-thin laptops and tablets. It features a hybrid architecture with 10 cores and 12 threads (2P + 8E), operating with a 9W base TDP for exceptional energy efficiency in fanless designs. Key pros include the integrated Intel Iris Xe Graphics G7 with 96...Read more

(Translated)Show original
V
valid.x86.fr
29/03/2026
CPU-Z Benchmark for Intel Core i7-1260U (24T)

The AMD Ryzen 9 7900X3D, based on the 5nm "Raphael" architecture, achieved a high-performance 12-core, 24-thread CPU-Z benchmark result with a multi-threaded score of approximately 11,830. Validated at 5,000 MHz, this configuration shows strong competitive performance against high-end desktop CPUs like the Intel Core i9-12900KS and the standard Ryzen 9 7900X. Pros include...Read more

(Translated)Show original
C
charlestech.fr
18/05/2024
Dell Latitude 9330 Review: Complete and Detailed In-depth Look - Laptop

The Dell Latitude 9330 is a premium 13.3-inch 2-in-1 business laptop featuring a durable, lightweight metal design and a bright QHD+ display. It boasts strong productivity performance with 12th Gen Intel processors, a unique collaboration touchpad with Zoom shortcuts, and a high-quality 1080p webcam. However, it comes with a high price tag, soldered memory, limited port selection...Read more

(Translated)Show original
L
laptopmedia.com
01/07/2026
Intel Core i7-1260U - Specifications and Benchmarks

The Intel Core i7-1260U is a 12th Gen Alder Lake-M processor tailored for ultra-portable, fanless devices, utilizing a 10-core (2 E) architecture with extreme power efficiency at a base TDP of 9W. Key advantages include its ability to fit in slim chassis, support for modern standards like PCIe 4.0 and DDR5-4800, and integrated Iris Xe graphics. A major limitation, however, is its...Read more

(Translated)Show original
L
laptopmedia.com
01/07/2026
Intel Core i7-1260U | LaptopMedia

The Intel Core i7-1260U is a 10-core (2 E), ultra-low-voltage Alder Lake-U processor designed for thin devices, featuring a 9W base power for extreme efficiency and supporting fast LPDDR5-5200 memory. While offering strong short-burst performance with a 4.70 GHz boost for responsiveness, its primary limitation is reduced sustained multi-core performance compared to higher TDP chips....Read more

(Translated)Show original
C
corriere.it
05/06/2024
ThinkPad X1 Fold Review: The foldable PC revolution that offers a glimpse into the future

According to a Corriere della Sera review, the 16-inch Lenovo ThinkPad X1 Fold (2024) is a sophisticated, versatile device that successfully bridges the tablet and laptop experience with its large 16.3-inch foldable OLED display, offering vibrant visuals and multiple usage modes, including a compact 12-inch configuration. The device features a premium, durable build with an improved...Read more

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N
notebookcheck.nl
01/02/2023
Dell Latitude 9330 review

The Dell Latitude 9330 2-in-1 is a premium, ultra-slim convertible aimed at professionals, weighing approximately 1.27 kg with a durable, MIL-STD 810H certified chassis. Key features include a vibrant 500-nit 13.3-inch QHD+ display and a unique collaboration touchpad with built-in Zoom controls. While offering strong performance with 12th Gen Intel U-series processors, the thin...Read more

(Translated)Show original
N
notebookcheck.nl
20/11/2022
Core i7-1260U Debut: Dell Latitude 13 9330 2-in-1 Convertible Review

The Dell Latitude 9330 2-in-1 debuts the Intel Core i7-1260U in a premium, ultra-portable chassis, featuring a high-quality QHD+ touchscreen and an innovative "Collaboration Touchpad" for Zoom calls. While offering excellent build quality and a superior 5MP webcam, the device is limited by only three USB-C ports, soldered RAM, and a high price point. Performance prioritizes...Read more

(Translated)Show original

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