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Intel Core i5 1335U Review | 78 Data compared

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  • Avg. price in UK: ~£280
  • Avg. price in US: ~$340
  • PassMark benchmark result: 13944
  • N. of physical cores: 10
  • CPU boost clock speed: 4.6 GHz

Intel Core i5 1335U review. Compare 78 technical specifications and user reviews to see how it ranks among processors and if it is worth buying.

6.0

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%

6.0

Technical Score

10.0%

?

User score

Good
6.0

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%

7.6

Cache & Architecture

10.0%

7.2

Memory & PCIe

7.0%

7.1

Power & Thermal

4.0%

7.6

Platform

1.0%

8.6

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

  • 5.6
    Gaming

    Score components:

    30.0%

    6.0

    PassMark single-core benchmark score

    25.0%

    6.8

    Geekbench 6 single-core benchmark score

    20.0%

    6.4

    CPU boost clock speed

    17.0%

    2.7

    L3 cache

    8.0%

    4.3

    N. of physical cores

  • 3.8
    Video editing

    Score components:

    45.0%

    3.9

    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

  • No image
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Best prices in UK

    N/A~ £280

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 i5-1335U is a 13th Gen Raptor Lake-U mobile processor designed for thin-and-light laptops, featuring 10 cores (2 Performance, 8 Efficient) and 12 threads with a max turbo frequency of 4.6 GHz. It operates on a 15W base power (up to 55W turbo) and includes 12 MB of Intel Smart Cache alongside integrated Iris Xe graphics with 80 execution units. Main pros include excellent power efficiency for longer battery life, solid multi-threaded performance for daily productivity, and support for high-speed DDR5/LPDDR5 memory. However, cons include limited sustained performance under heavy loads compared to higher-wattage P or H-series chips and thermal throttling issues in poorly cooled laptop designs.

Technical Specifications of processor Intel Core i5 1335U

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

6.0
Intel Core i5 1335U has a technical score of 5.99 points, which is higher than that of 63.6% 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 i5 1335U 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%

6.0

Overall score

40.0%

9.0

Price

6.9
Intel Core i5 1335U has a quality-to-price ratio of 6.9 points, which is higher than 69% 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 i5 1335U 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

FCBGA1744
Intel Core i5 1335U uses the FCBGA1744 CPU socket, which is older than that of 71% of processors and equal to that of 5.1% 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 i5 1335U 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 i5 1335U 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 i5 1335U 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

4.6 GHz
Intel Core i5 1335U reaches a boost clock of 4.6 GHz which is higher than that of 62.4% of processors and equal to that of 4.5% 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 1.3 GHz & 8 x 0.9 GHz
Intel Core i5 1335U has a base clock of 2x1.3 GHz & 8x0.9 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 i5 1335U 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 i5 1335U 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 i5 1335U 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

9.5 MB
Intel Core i5 1335U has an L2 cache of 9.5 MB which is larger than that of 78.7% of processors and equal to that of 1.7% 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 i5 1335U 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

?
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

6,400 MHz
Intel Core i5 1335U supports memory speeds up to 6400 MHz, which is higher than that of 83.9% of processors and equal to 8.1% 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

LPDDR5X-6400 MHz
Intel Core i5 1335U supports JEDEC memory speeds up to LPDDR5X-6400 MHz, which is higher than that of 90.9% of processors and equal to 2.4% 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

96 GB
Intel Core i5 1335U supports up to 96 GB of memory, which is more than 56% of processors and equal to 5.8% 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 i5 1335U 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 80EU
Intel Core i5 1335U uses the Intel Iris Xe Graphics 80EU integrated GPU, which is more advanced than that in 78.5% of processors and equal to that in 2.5% 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

80
Intel Core i5 1335U has 80 GPU execution units, which is more than 91.7% of processors and equal to 3.3% 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 i5 1335U 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

H.264 (HW decode/encode), H.265 (HW decode/encode), VP9 (HW decode/encode), AV1 (HW decode)
Intel Core i5 1335U supports H.264 (HW decode/encode), H.265 (HW decode/encode), VP9 (HW decode/encode), AV1 (HW decode) media codecs, which is broader support than 85% of processors and equal to 5.6% 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

55 W
Intel Core i5 1335U has a TDP of 55 W which is higher than that of 63.9% of processors and equal to that of 4.2% 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

15 W
Intel Core i5 1335U has a base power of 15 W which is lower than that of 77.2% of processors and equal to that of 16.2% 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

55 W
Intel Core i5 1335U has a boost power of 55 W which is lower than that of 57.3% of processors and equal to that of 4.6% 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 i5 1335U 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

yes
Intel Core i5 1335U supports configurable TDP. 52.9% of processors support configurable TDP.
cTDP: 12 W
Show more

Intel Core i5 1335U vs the average processor

  • 60% higher single-core score
    Intel Core i5 1335U has a higher Geekbench 6 single-core score than the average processor (2,353 vs 1,471). The average processor scores 1,471 in Geekbench 6 single-core.
    What it is: A Geekbench 6 score that reflects single-core CPU performance in mixed modern workloads.
    When it matters: When you care about snappy everyday performance in lighter apps, browsing, office work, or tasks that do not scale well across many cores.

    Importance: HIGH

    Good value: >2000

    Intel Core i5 1335U has a higher Geekbench 6 single-core score than the average processor (2,353 vs 1,471). The average processor scores 1,471 in Geekbench 6 single-core.2,353 vs 1,471
  • 3.8x larger L2 cache
    Intel Core i5 1335U has a higher L2 cache than the average processor (9.5 MB vs 2.5 MB). The average processor has L2 cache of 2.5 MB.
    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

    Intel Core i5 1335U has a higher L2 cache than the average processor (9.5 MB vs 2.5 MB). The average processor has L2 cache of 2.5 MB.9.5 MB vs 2.5 MB
  • 2.5x more L2 per core
    Intel Core i5 1335U 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.
    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 i5 1335U 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
  • 2.18x higher memory speed
    Intel Core i5 1335U has a higher maximum memory speed than the average processor (6,400 MHz vs 2,933 MHz). The average processor supports memory speed of 2,933 MHz.
    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

    Intel Core i5 1335U has a higher maximum memory speed than the average processor (6,400 MHz vs 2,933 MHz). The average processor supports memory speed of 2,933 MHz.6400 MHz vs 2933 MHz
  • 4 more CPU cores
    Intel Core i5 1335U 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 i5 1335U has more CPU cores than the average processor (10 vs 6). The average processor has 6 CPU cores.10 vs 6
  • 31.7% better single-core performance
    Intel Core i5 1335U has a higher PassMark single-core score than the average processor (3,271 vs 2,483). The average processor scores 2,483 in PassMark single-core.
    What it is: A benchmark score that reflects single-core CPU performance.
    When it matters: When you care about responsiveness in lighter or older software.

    Importance: HIGH

    Good value: >3200

    Intel Core i5 1335U has a higher PassMark single-core score than the average processor (3,271 vs 2,483). The average processor scores 2,483 in PassMark single-core.3,271 vs 2,483
  • Uses big.LITTLE design
    Intel Core i5 1335U 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 i5 1335U uses a big.LITTLE design, the average processor does not.
  • More advanced microarchitecture
    Intel Core i5 1335U uses a more advanced microarchitecture than the average processor (Raptor 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 i5 1335U uses a more advanced microarchitecture than the average processor (Raptor Lake vs Kaby Lake).Raptor Lake vs Kaby Lake
  • Supports HMP
    Intel Core i5 1335U supports HMP, the average processor does not.
  • 3 year/s newer release date
    Intel Core i5 1335U has a newer release date than the average processor (2,023 vs 2,020).
  • 60% higher single-core score
    Intel Core i5 1335U has a higher Geekbench 6 single-core score than the average processor (2,353 vs 1,471). The average processor scores 1,471 in Geekbench 6 single-core.
  • 4 more CPU cores
    Intel Core i5 1335U has more CPU cores than the average processor (10 vs 6). The average processor has 6 CPU cores.
  • 31.7% better single-core performance
    Intel Core i5 1335U has a higher PassMark single-core score than the average processor (3,271 vs 2,483). The average processor scores 2,483 in PassMark single-core.
  • 31.4% higher Cinebench R20 single-core score
    Intel Core i5 1335U has a higher Cinebench R20 single-core score than the average processor (636 vs 484). The average processor scores 484 in Cinebench R20 single-core.
  • 59.5% higher multi-core score
    Intel Core i5 1335U has a higher Geekbench 6 multi-core score than the average processor (7,644 vs 4,793). The average processor scores 4,793 in Geekbench 6 multi-core.
  • 7% higher boost clock
    Intel Core i5 1335U has a higher boost clock speed than the average processor (4.6 GHz vs 4.3 GHz). The average processor reaches boost clock speed of 4.3 GHz.
  • 4 more CPU threads
    Intel Core i5 1335U has more CPU threads than the average processor (12 vs 8). The average processor has 8 CPU threads.
  • 24.6% better multi-core performance
    Intel Core i5 1335U has a higher multi-core performance than the average processor (3,468 vs 2,783). The average processor scores 2,783 in Cinebench R20 multi-core.
  • 2 wider front-end design
    Intel Core i5 1335U has a higher front-end width than the average processor (6 vs 4). The average processor uses front-end width of 4.
  • 32.4% higher PassMark score
    Intel Core i5 1335U has a higher PassMark benchmark score than the average processor (13,944 vs 10,532.5). The average processor scores 10,532.5 in PassMark benchmark.
  • 3.8x larger L2 cache
    Intel Core i5 1335U has a higher L2 cache than the average processor (9.5 MB vs 2.5 MB). The average processor has L2 cache of 2.5 MB.
  • 2.5x more L2 per core
    Intel Core i5 1335U 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 i5 1335U uses a big.LITTLE design, the average processor does not.
  • More advanced microarchitecture
    Intel Core i5 1335U uses a more advanced microarchitecture than the average processor (Raptor Lake vs Kaby Lake).
  • 2.42x larger L1 cache
    Intel Core i5 1335U has a higher L1 cache than the average processor (928 KB vs 384 KB). The average processor has L1 cache of 384 KB.
  • More advanced foundry
    Intel Core i5 1335U uses a more advanced foundry process than the average processor (Intel 7 vs Intel 14 nm).
  • 50% larger L3 cache
    Intel Core i5 1335U 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 i5 1335U has a lower process node than the average processor (10 nm vs 12 nm). The average processor uses a process node of 12 nm.
  • 2.18x higher memory speed
    Intel Core i5 1335U has a higher maximum memory speed than the average processor (6,400 MHz vs 2,933 MHz). The average processor supports memory speed of 2,933 MHz.
  • Newer PCIe version
    Intel Core i5 1335U supports a newer PCIe version than the average processor (4 vs 3.0).
  • 4 more PCIe lanes
    Intel Core i5 1335U has more PCIe lanes than the average processor (20 vs 16). The average processor offers 16 PCIe lanes.
  • 50% more memory capacity
    Intel Core i5 1335U has more maximum memory capacity than the average processor (96 GB vs 64 GB). The average processor supports 64 GB of memory.
  • 3.33x more GPU execution units
    Intel Core i5 1335U has more GPU execution units than the average processor (80 vs 24). The average processor has 24 GPU execution units.
  • Better integrated GPU
    Intel Core i5 1335U uses a better integrated GPU than the average processor (Intel Iris Xe Graphics 80EU vs Intel UHD Graphics 630).
  • 1 more supported displays
    Intel Core i5 1335U has more supported displays than the average processor (4 vs 3). The average processor supports 3 displays.
  • 66.7% lower base power
    Intel Core i5 1335U has a lower base power draw than the average processor (15 W vs 45 W). The average processor has a base power draw of 45 W.

Total
Platform
Performance
Cache & Architecture
Memory & PCIe
Integrated Graphics
Power & Thermal
  • Older CPU socket
    Intel Core i5 1335U uses an older CPU socket than the average processor (FCBGA1,744 vs FP2).
  • 50% lower bus speed
    Intel Core i5 1335U has a lower bus speed than the average processor (4 GT/s vs 8 GT/s). The average processor runs at bus speed of 8 GT/s.
  • 30% less L3 per core
    Intel Core i5 1335U 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.
  • 22.2% higher TDP
    Intel Core i5 1335U has a higher TDP than the average processor (55 W vs 45 W). The average processor has a TDP of 45 W.
  • 30% less L3 per core
    Intel Core i5 1335U 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 i5 1335U 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
  • 50% lower bus speed
    Intel Core i5 1335U has a lower bus speed than the average processor (4 GT/s vs 8 GT/s). The average processor runs at bus speed of 8 GT/s.
    What it is: The base platform clock used by older processor designs to derive other operating speeds.
    When it matters: When you are comparing older CPU platforms where bus design still affects how clocks and compatibility are set up.

    Importance: MEDIUM

    Good value: >=8 GT/s

    Intel Core i5 1335U has a lower bus speed than the average processor (4 GT/s vs 8 GT/s). The average processor runs at bus speed of 8 GT/s.4 GT/s vs 8 GT/s
  • Older CPU socket
    Intel Core i5 1335U uses an older CPU socket than the average processor (FCBGA1,744 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 i5 1335U uses an older CPU socket than the average processor (FCBGA1,744 vs FP2).FCBGA1744 vs FP2
  • 22.2% higher TDP
    Intel Core i5 1335U has a higher TDP than the average processor (55 W vs 45 W). The average processor has a TDP of 45 W.
    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

    Intel Core i5 1335U has a higher TDP than the average processor (55 W vs 45 W). The average processor has a TDP of 45 W.55 W vs 45 W
Total
Platform
Performance
Cache & Architecture
Power & Thermal

Graphic comparison of Intel Core i5 1335U and other processors

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Third-party reviews

What customers like about Intel Core i5 1335U?

  • Good overall performance for its price range
  • Excellent for everyday office work and multitasking
  • Supports modern connectivity like PCIe 4.0 and WiFi 6E
  • Improved power efficiency compared to 12th Gen predecessors
  • Iris Xe integrated graphics are suitable for light gaming and video tasks
  • Supports faster memory configurations including DDR5-5200 and LPDDR5-6400

What customers dislike about Intel Core i5 1335U?

  • Performance is significantly lower when running on battery saver mode
  • Tendency to overheat in some thin-and-light laptop designs
  • 15W TDP can limit sustained performance under heavy long-term loads
  • Incremental upgrade only over previous generation i5-1235U
  • Less efficient in multi-core tasks compared to some rival AMD Ryzen U-series chips
  • Lags can occur during heavy multitasking if paired with low RAM

Expert reviews

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notebookcheck.net
04/06/2023
Samsung Galaxy Book3 review: The Intel Core i5-1335U celebrates a solid premiere

The Samsung Galaxy Book3 is a lightweight, 15.6-inch office laptop featuring a durable aluminum chassis, a 16:9 IPS display, and solid performance from the Intel Core i5-1335U, making it well-suited for everyday tasks. While the device operates quietly and offers a practical port selection including two USB-C ports, it lacks Thunderbolt 4 support and the casing is prone to...Read more

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laptopmedia.com
14/03/2024
Intel Core i5-1335U - benchmark tests

The Intel Core i5-1335U is a 10-core (2 E), 12-thread Raptor Lake-U series processor designed for thin-and-light laptops, operating at a 15W base TDP with integrated Intel Iris Xe Graphics (80EU). It offers high responsiveness for everyday productivity and supports LPDDR5-6400 memory and PCIe 4.0. Pros include excellent power efficiency for long battery life, while cons involve...Read more

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notebookcheck.com
05/06/2023
Sleek 15.6-inch Aluminium Laptop: Samsung Galaxy Book3 shines in review with Intel Core i5-1335U

The Samsung Galaxy Book3 features a sleek, dark graphite aluminum chassis, offering a lightweight (1.57 kg) and premium-feeling design suited for everyday productivity, powered by the efficient Intel Core i5-1335U processor. Key strengths include a robust port selection—including USB-C, USB-A, HDMI, and microSD—a fast Wi-Fi 6 module, and a compact 45-watt charger. However, the...Read more

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notebookcheck.com
02/06/2023
Samsung Galaxy Book3 Laptop Review: Intel Core i5-1335U Makes a Solid Debut

The Samsung Galaxy Book3 (15.6-inch) serves as a premium-looking entry-level laptop featuring an Intel Core i5-1335U, a high-quality aluminum chassis, and a slim, portable design. While offering solid daily performance, the device suffers from a poor-performing 1080p IPS display with low color coverage, and the case is a significant fingerprint magnet. Key pros include excellent...Read more

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chip.de
02/11/2024
Lenovo V17 G4 IRU (512 GB) Review

The Lenovo V17 G4 IRU (512 GB) is a budget-friendly 17.3-inch laptop designed for office and multimedia use, featuring a surprisingly bright (350 nits) Full HD IPS display with good color coverage and efficient 13th Gen Intel U-series processors. It remains relatively portable for its size with a 19.9 mm profile and offers good battery life, lasting over 9 hours in web browsing...Read more

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chip.de
15/06/2025
Asus Vivobook 17 (Core i5) X1704VA-AU521W Review

The Asus Vivobook 17 (X1704VA-AU521W) is a budget-friendly 17.3-inch laptop featuring an Intel Core i5-1335U processor that provides solid performance for everyday office tasks and multitasking. While housed in a sturdy plastic chassis, the device offers a large, relatively portable 2.0 kg design that remains quiet under load. Key advantages include a high-quality, large touchpad, a...Read more

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laptopmedia.com
15/11/2024
Lenovo ThinkBook 16 Gen 6 Review: i5-1335U Performance Test

The Lenovo ThinkBook 16 Gen 6 (Intel) is a versatile business laptop featuring a wide range of 13th Gen Intel Core processors and excellent thermal management that keeps fans quiet under load. The 16:10 IPS display is PWM-free for reduced eye strain, though the base 1200p panel suffers from limited color coverage. Notable benefits include a robust, professional design, strong...Read more

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laptopspirit.fr
20/03/2026
Core i5-1335U Laptop Reviews and Hands-on

The Intel Core i5-1335U is a 10-core (2 E), 12-thread hybrid processor optimized for high efficiency in mid-range ultraportables. Key advantages include a 4.6 GHz turbo boost for responsive daily productivity, improved efficiency over the previous generation, and support for faster LPDDR5-6400 RAM. While sufficient for general use, the processor's 15W TDP limitations and integrated...Read more

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notebookcheck.biz
09/09/2023
Samsung Galaxy Book3 Review: A Solid Debut for the Intel Core i5-1335U

The Samsung Galaxy Book3 15 (Core i5-1335U) is described as a stylish, budget-friendly 15.6-inch laptop featuring a lightweight, 1.54 kg aluminium chassis. While the Intel Core i5-1335U provides adequate power for daily tasks, the device is held back by a low-contrast, poorly calibrated FHD panel and a lack of keyboard backlighting. Pros include robust connectivity with USB-C and...Read more

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tweakers.net
16/07/2025
More laptop for your money than ever - Round-up

This Tweakers review of budget laptops under €550 highlights that, while offering high value, machines like the ASUS Vivobook 15 (Ryzen 7, 16GB RAM) often suffer from compromises, including poor TN display panels and outdated Wi-Fi cards, despite offering good performance and a decent touchpad. The Lenovo IdeaPad Slim 3, featuring efficient LPDDR5 memory and good audio, is limited...Read more

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laptopmedia.com
onbekend
Intel Core i5-1335U - LaptopMedia

The Intel Core i5-1335U is a 13th Gen Raptor Lake-U series processor, featuring a 10-core (2 E), 12-thread hybrid architecture designed for thin, portable, and power-efficient laptops. Operating at a 15W TDP with a 4.60 GHz boost frequency, it offers a strong balance of single-core responsiveness for daily productivity, web browsing, and app navigation. Key benefits include improved...Read more

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cpubenchmark.net
01/01/2023
Intel Core i5-1335U - CPU Benchmarks

The Intel Core i5-1335U is a 13th Gen Raptor Lake-U mid-range mobile processor with 10 cores (2 P-cores, 8 E-cores) and 12 threads designed for efficient, thin-and-light laptops. Operating at a 15W TDP, it offers strong single-threaded performance and improved efficiency over previous generations, along with capable integrated Intel Iris Xe Graphics. While providing around 10%...Read more

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