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Intel Core i9 13900HX Review | 78 Data compared

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  • Avg. price in UK: ~£470
  • Avg. price in US: ~$670
  • PassMark benchmark result: 41970
  • N. of physical cores: 24
  • CPU boost clock speed: 5.4 GHz

Intel Core i9 13900HX review. Compare 78 technical specifications and user reviews to see how it ranks among processors and if it is worth buying.

8.1

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%

8.1

Technical Score

10.0%

?

User score

Excellent
8.1

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%

8.2

Performance

18.0%

8.0

Cache & Architecture

10.0%

8.9

Memory & PCIe

7.0%

5.5

Power & Thermal

4.0%

8.7

Platform

1.0%

8.4

Integrated Graphics

Excellent
?

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

  • 7.9
    Gaming

    Score components:

    30.0%

    7.7

    PassMark single-core benchmark score

    25.0%

    7.9

    Geekbench 6 single-core benchmark score

    20.0%

    8.8

    CPU boost clock speed

    17.0%

    6.1

    L3 cache

    8.0%

    10

    N. of physical cores

  • 8.0
    Video editing

    Score components:

    45.0%

    7.0

    Geekbench 6 multi-core benchmark score

    20.0%

    10

    N. of physical cores

    20.0%

    10

    CPU threads

    15.0%

    6.1

    L3 cache

  • No image
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Best prices in UK

    N/A~ £470

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 i9-13900HX is a high-end mobile processor from the Raptor Lake-HX series, featuring a hybrid architecture with 24 cores (8 Performance-cores and 16 Efficient-cores) and 32 threads. It boasts a maximum turbo frequency of 5.40 GHz and includes 36 MB of Intel Smart Cache, supporting both DDR5-5600 and DDR4-3200 memory. Its main strengths include exceptional multi-core performance that rivals high-end desktop CPUs, making it ideal for intensive gaming and creative workloads, alongside support for modern standards like PCIe 5.0. However, its high power consumption—peaking at a maximum turbo power of 157W—results in significant heat generation, which can lead to thermal throttling and heavy reliance on a laptop's specific cooling solution to maintain peak speeds.

Technical Specifications of processor Intel Core i9 13900HX

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

8.1
Intel Core i9 13900HX has a technical score of 8.08 points, which is higher than that of 95.9% 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 i9 13900HX 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%

8.1

Overall score

40.0%

8.0

Price

8.1
Intel Core i9 13900HX has a quality-to-price ratio of 8.1 points, which is higher than 95.7% 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 i9 13900HX 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

FCBGA1964
Intel Core i9 13900HX uses the FCBGA1964 CPU socket, which is older than that of 67.4% of processors and equal to that of 1.6% 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

WM790, HM770
Intel Core i9 13900HX supports WM790, HM770 chipsets, which is narrower compatibility than 59.6% of processors and equal to that of 2.2% of processors.
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 i9 13900HX 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+

24
Intel Core i9 13900HX has 24 CPU cores, which is more than 96.6% of processors and equal to 2.1% 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+

32
Intel Core i9 13900HX offers 32 CPU threads, which is more than 95% of processors and equal to 3% 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

5.4 GHz
Intel Core i9 13900HX reaches a boost clock of 5.4 GHz which is higher than that of 94.9% of processors and equal to that of 2.6% 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

8 x 2.2 GHz & 16 x 1.6 GHz
Intel Core i9 13900HX has a base clock of 8x2.2 GHz & 16x1.6 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 i9 13900HX 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 i9 13900HX 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

36 MB
Intel Core i9 13900HX has an L3 cache of 36 MB which is larger than that of 92.7% of processors and equal to that of 1.8% 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

32 MB
Intel Core i9 13900HX has an L2 cache of 32 MB which is larger than that of 96.7% of processors and equal to that of 1.6% 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

2,176 KB
Intel Core i9 13900HX has an L1 cache of 2176 KB which is larger than that of 96.8% of processors and equal to that of 1% 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
Intel Core i9 13900HX supports DDR DDR4/DDR5, which is newer than that of 79.1% of processors and equal to that of 9.7% 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

5,600 MHz
Intel Core i9 13900HX supports memory speeds up to 5600 MHz, which is higher than that of 79.8% of processors and equal to 4% 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

DDR5-5600 MHz
Intel Core i9 13900HX supports JEDEC memory speeds up to DDR5-5600 MHz, which is higher than that of 80.3% of processors and equal to 5.1% 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

5,600 MHz
Intel Core i9 13900HX supports XMP/EXPO memory speeds up to 5600 MHz, which is higher than that of 96.1% of processors and equal to 0.9% of processors.
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

192 GB
Intel Core i9 13900HX supports up to 192 GB of memory, which is more than 83.3% of processors and equal to 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 i9 13900HX 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

?
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

32
Intel Core i9 13900HX has 32 GPU execution units, which is more than 70.8% of processors and equal to 9.9% 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 i9 13900HX 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), H.265 (HW decode), VP9 (HW decode), AV1 (HW decode)
Intel Core i9 13900HX supports H.264 (HW decode), H.265 (HW decode), VP9 (HW decode), AV1 (HW decode) media codecs, which is broader support than 81.3% of processors and equal to 0.2% 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 i9 13900HX 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

55 W
Intel Core i9 13900HX has a base power of 55 W which is higher than that of 64.1% of processors and equal to that of 4.1% 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

157 W
Intel Core i9 13900HX has a boost power of 157 W which is higher than that of 87.1% of processors and equal to that of 2.5% 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 i9 13900HX 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 i9 13900HX supports configurable TDP. 52.9% of processors support configurable TDP.
cTDP: 3 W
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Intel Core i9 13900HX vs the average processor

  • 18 more CPU cores
    Intel Core i9 13900HX has more CPU cores than the average processor (24 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 i9 13900HX has more CPU cores than the average processor (24 vs 6). The average processor has 6 CPU cores.24 vs 6
  • 24 more CPU threads
    Intel Core i9 13900HX has more CPU threads than the average processor (32 vs 8). The average processor has 8 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+

    Intel Core i9 13900HX has more CPU threads than the average processor (32 vs 8). The average processor has 8 CPU threads.32 vs 8
  • 3.22x higher multi-core score
    Intel Core i9 13900HX has a higher Geekbench 6 multi-core score than the average processor (15,435 vs 4,793). The average processor scores 4,793 in Geekbench 6 multi-core.
    What it is: A Geekbench 6 score that reflects multi-core CPU performance in mixed modern workloads.
    When it matters: When you want a quick picture of multi-core speed in everyday mixed workloads, multitasking, and broadly optimized software.

    Importance: HIGH

    Good value: >8500

    Intel Core i9 13900HX has a higher Geekbench 6 multi-core score than the average processor (15,435 vs 4,793). The average processor scores 4,793 in Geekbench 6 multi-core.15,435 vs 4,793
  • 3.98x higher PassMark score
    Intel Core i9 13900HX has a higher PassMark benchmark score than the average processor (41,970 vs 10,532.5). The average processor scores 10,532.5 in PassMark benchmark.
    What it is: A benchmark score that gives a broad idea of overall processor performance.
    When it matters: When you want a quick overall performance comparison.

    Importance: HIGH

    Good value: >19000

    Intel Core i9 13900HX has a higher PassMark benchmark score than the average processor (41,970 vs 10,532.5). The average processor scores 10,532.5 in PassMark benchmark.41,970 vs 10,532.5
  • 61.8% better single-core performance
    Intel Core i9 13900HX has a higher PassMark single-core score than the average processor (4,018 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 i9 13900HX has a higher PassMark single-core score than the average processor (4,018 vs 2,483). The average processor scores 2,483 in PassMark single-core.4,018 vs 2,483
  • 84.4% higher single-core score
    Intel Core i9 13900HX has a higher Geekbench 6 single-core score than the average processor (2,712 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 i9 13900HX has a higher Geekbench 6 single-core score than the average processor (2,712 vs 1,471). The average processor scores 1,471 in Geekbench 6 single-core.2,712 vs 1,471
  • 25.6% higher boost clock
    Intel Core i9 13900HX has a higher boost clock speed than the average processor (5.4 GHz vs 4.3 GHz). The average processor reaches boost clock speed of 4.3 GHz.
    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

    Intel Core i9 13900HX has a higher boost clock speed than the average processor (5.4 GHz vs 4.3 GHz). The average processor reaches boost clock speed of 4.3 GHz.5.4 GHz vs 4.3 GHz
  • 12.8x larger L2 cache
    Intel Core i9 13900HX has a higher L2 cache than the average processor (32 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 i9 13900HX has a higher L2 cache than the average processor (32 MB vs 2.5 MB). The average processor has L2 cache of 2.5 MB.32 MB vs 2.5 MB
  • Broader instruction support
    Intel Core i9 13900HX supports a broader instruction set than the average processor (MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, AVX2, F16C, FMA3, AES, SHA, CLMUL, BMI1, BMI2, ADX vs MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, F16C, FMA3, AES, SHA).
  • Includes crypto acceleration
    Intel Core i9 13900HX includes crypto acceleration, the average processor does not.
  • Supports HMP
    Intel Core i9 13900HX supports HMP, the average processor does not.
  • 3 year/s newer release date
    Intel Core i9 13900HX has a newer release date than the average processor (2,023 vs 2,020).
  • 18 more CPU cores
    Intel Core i9 13900HX has more CPU cores than the average processor (24 vs 6). The average processor has 6 CPU cores.
  • 24 more CPU threads
    Intel Core i9 13900HX has more CPU threads than the average processor (32 vs 8). The average processor has 8 CPU threads.
  • 3.98x higher PassMark score
    Intel Core i9 13900HX has a higher PassMark benchmark score than the average processor (41,970 vs 10,532.5). The average processor scores 10,532.5 in PassMark benchmark.
  • 3.22x higher multi-core score
    Intel Core i9 13900HX has a higher Geekbench 6 multi-core score than the average processor (15,435 vs 4,793). The average processor scores 4,793 in Geekbench 6 multi-core.
  • 61.8% better single-core performance
    Intel Core i9 13900HX has a higher PassMark single-core score than the average processor (4,018 vs 2,483). The average processor scores 2,483 in PassMark single-core.
  • 84.4% higher single-core score
    Intel Core i9 13900HX has a higher Geekbench 6 single-core score than the average processor (2,712 vs 1,471). The average processor scores 1,471 in Geekbench 6 single-core.
  • 25.6% higher boost clock
    Intel Core i9 13900HX has a higher boost clock speed than the average processor (5.4 GHz vs 4.3 GHz). The average processor reaches boost clock speed of 4.3 GHz.
  • Unlocked for overclocking
    Intel Core i9 13900HX has an unlocked multiplier, the average processor does not.
  • 2 wider front-end design
    Intel Core i9 13900HX has a higher front-end width than the average processor (6 vs 4). The average processor uses front-end width of 4.
  • 12.8x larger L2 cache
    Intel Core i9 13900HX has a higher L2 cache than the average processor (32 MB vs 2.5 MB). The average processor has L2 cache of 2.5 MB.
  • 4.5x larger L3 cache
    Intel Core i9 13900HX has a higher L3 cache than the average processor (36 MB vs 8 MB). The average processor has L3 cache of 8 MB.
  • 4x more L2 per core
    Intel Core i9 13900HX has more L2 cache per core than the average processor (2 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 i9 13900HX uses a big.LITTLE design, the average processor does not.
  • 5.67x larger L1 cache
    Intel Core i9 13900HX has a higher L1 cache than the average processor (2,176 KB vs 384 KB). The average processor has L1 cache of 384 KB.
  • More advanced microarchitecture
    Intel Core i9 13900HX uses a more advanced microarchitecture than the average processor (Raptor Lake vs Kaby Lake).
  • More advanced foundry
    Intel Core i9 13900HX uses a more advanced foundry process than the average processor (Intel 7 vs Intel 14 nm).
  • 16.7% smaller process node
    Intel Core i9 13900HX 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 PCIe version
    Intel Core i9 13900HX supports a newer PCIe version than the average processor (5 vs 3.0).
  • 3x more memory capacity
    Intel Core i9 13900HX has more maximum memory capacity than the average processor (192 GB vs 64 GB). The average processor supports 64 GB of memory.
  • 95.6% higher memory bandwidth
    Intel Core i9 13900HX has a higher memory bandwidth than the average processor (89.6 GB/s vs 45.8 GB/s). The average processor offers memory bandwidth of 45.8 GB/s.
  • Newer DDR support
    Intel Core i9 13900HX supports a newer DDR generation than the average processor (DDR4/DDR5 vs DDR4).
  • Supports memory overclocking
    Intel Core i9 13900HX supports memory overclocking, the average processor does not.
  • 90.9% higher memory speed
    Intel Core i9 13900HX has a higher maximum memory speed than the average processor (5,600 MHz vs 2,933 MHz). The average processor supports memory speed of 2,933 MHz.
  • 4 more PCIe lanes
    Intel Core i9 13900HX has more PCIe lanes than the average processor (20 vs 16). The average processor offers 16 PCIe lanes.
  • Supports ECC memory
    Intel Core i9 13900HX supports ECC memory, the average processor does not.
  • 1 more supported displays
    Intel Core i9 13900HX has more supported displays than the average processor (4 vs 3). The average processor supports 3 displays.

Total
Overall
Platform
Performance
Cache & Architecture
Memory & PCIe
Integrated Graphics
  • 6 lower clock multiplier
    Intel Core i9 13900HX has a lower clock multiplier than the average processor (22 vs 28). The average processor has a clock multiplier of 28.
  • 44.4% larger die size
    Intel Core i9 13900HX has a higher die size than the average processor (257 mm² vs 178 mm²). The average processor has a die size of 178 mm².
  • 12.5% less L3 per core
    Intel Core i9 13900HX has less L3 cache per core than the average processor (1.5 MB/core vs 1.714 MB/core). The average processor provides 1.714 MB/core of L3 cache per core.
  • 2.45x higher boost power
    Intel Core i9 13900HX has a higher boost power draw than the average processor (157 W vs 64 W). The average processor has a boost power draw of 64 W.
  • 22.2% higher base power
    Intel Core i9 13900HX has a higher base power draw than the average processor (55 W vs 45 W). The average processor has a base power draw of 45 W.
  • 22.2% higher TDP
    Intel Core i9 13900HX has a higher TDP than the average processor (55 W vs 45 W). The average processor has a TDP of 45 W.
  • 2.45x higher boost power
    Intel Core i9 13900HX has a higher boost power draw than the average processor (157 W vs 64 W). The average processor has a boost power draw of 64 W.
    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

    Intel Core i9 13900HX has a higher boost power draw than the average processor (157 W vs 64 W). The average processor has a boost power draw of 64 W.157 W vs 64 W
  • 44.4% larger die size
    Intel Core i9 13900HX has a higher die size than the average processor (257 mm² vs 178 mm²). The average processor has a die size of 178 mm².
    What it is: The physical area of the processor die, usually measured in square millimeters.
    When it matters: When you are comparing chip scale, packaging density, or broader design differences rather than direct user-visible performance.

    Importance: LOW

    Good value: <150 mm²

    Intel Core i9 13900HX has a higher die size than the average processor (257 mm² vs 178 mm²). The average processor has a die size of 178 mm².257 mm² vs 178 mm²
  • 12.5% less L3 per core
    Intel Core i9 13900HX has less L3 cache per core than the average processor (1.5 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 i9 13900HX has less L3 cache per core than the average processor (1.5 MB/core vs 1.714 MB/core). The average processor provides 1.714 MB/core of L3 cache per core.1.5 MB/core vs 1.714 MB/core
  • 88% more expensive
    Intel Core i9 13900HX is more expensive than the average processor (£470 vs £250).
    Intel Core i9 13900HX is more expensive than the average processor (£470 vs £250).£470 vs £250
  • 22.2% higher base power
    Intel Core i9 13900HX has a higher base power draw than the average processor (55 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 i9 13900HX has a higher base power draw than the average processor (55 W vs 45 W). The average processor has a base power draw of 45 W.55 W vs 45 W
  • 22.2% higher TDP
    Intel Core i9 13900HX 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 i9 13900HX 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
  • 6 lower clock multiplier
    Intel Core i9 13900HX has a lower clock multiplier than the average processor (22 vs 28). The average processor has a clock multiplier of 28.
    What it is: The ratio used to derive CPU frequency from the base clock.
    When it matters: When you tune or compare overclocking behavior.

    Importance: LOW

    Good value: >33

    Intel Core i9 13900HX has a lower clock multiplier than the average processor (22 vs 28). The average processor has a clock multiplier of 28.22 vs 28
Total
Overall
Performance
Cache & Architecture
Power & Thermal

Graphic comparison of Intel Core i9 13900HX and other processors

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Third-party reviews

What customers like about Intel Core i9 13900HX?

  • Exceptional multi-core performance (24 cores/32 threads) ideal for professional workloads like Adobe and Blender
  • Strong single-core performance that excels in gaming and maintains high frame rates
  • Significant generation-on-generation improvement, outperforming older desktop chips like the i9-12900K
  • Unlocked multiplier allowing for performance tuning and undervolting to optimize efficiency
  • Supports modern standards including DDR5-5600 and PCIe 5.0

What customers dislike about Intel Core i9 13900HX?

  • High heat output often leads to thermal throttling at temperatures near 100°C under heavy load
  • Short battery life due to high power consumption (often requiring large 90Wh+ batteries for decent use)
  • Laptops with this chip are often bulky and noisy due to the substantial cooling systems required
  • Potential for single-core voltage spikes up to 1.5v+, leading some users to worry about long-term stability
  • Requires professional-grade liquid metal or high-quality thermal paste maintenance to prevent performance degradation over time

Expert reviews

L
laptopmedia.com
06/02/2023
[Comparison] Intel Core i9-13900HX vs Core i9-12900H – The new CPU is physically better

The Intel Core i9-13900HX vs Core i9-12900H comparison from LaptopMedia highlights a massive generational leap in raw power, driven by a 24-core, 32-thread configuration that substantially upgrades from the 14-core i9-12900H. This design allows the newer chip to dominate with roughly 32% higher performance in Cinebench R23, featuring a larger 36MB L3 cache and support for faster...Read more

L
laptopmedia.com
06/02/2023
Comparison: Intel Core i9-13900HX vs. Core i9-12900H

According to LaptopMedia, the Intel Core i9-13900HX provides a significant generational leap over the i9-12900H, featuring 24 cores and 32 threads (8 E) compared to the 14 cores (6 E) on the older model. This physical advantage, combined with 36MB L3 cache and faster DDR5-5600 RAM support, drives a 32% higher Cinebench R23 score and superior performance for demanding tasks like 3D...Read more

(Translated)Show original
L
lesnumeriques.com
02/03/2023
Medion Erazer Beast X40 Laptop Review: A True Beast

The Medion Erazer Beast X40 is a high-end 17-inch gaming laptop, featuring an Intel Core i9-13900HX and Nvidia GeForce RTX 4090, designed to serve as a powerful, understated desktop replacement. The review highlights a premium Cherry MX mechanical keyboard, a fast 240Hz QHD+ display, and excellent performance, with an optional water-cooling unit enhancing its capabilities. Drawbacks...Read more

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T
tweakers.net
02/05/2025
The fastest (and most expensive) laptops - Round-up

Tweakers reviewed high-end laptops from ASUS, MSI, and BTO equipped with the RTX 5090, finding them to be among the fastest, albeit most expensive, laptops tested. The MSI Titan 18 HX leads in performance with a 270W power limit, but features a high price, poor screen calibration, and high fan noise. The BTO X-Book 18X1590 offers exceptional customization, allowing up to 192GB of...Read more

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P
planetzone.nl
29/09/2024
HP Omen 17 ck2190nd Review - A Heavyweight in More Ways Than One

The HP OMEN 17-ck2190nd is a high-performance desktop replacement focused on delivering superior gaming capability through its 13th-gen Intel Core HX-series processor and NVIDIA RTX 40-series GPU. It features a large 17.3-inch QHD display with high refresh rates and effective OMEN Tempest Cooling to maintain performance during intensive tasks. While offering easy internal upgrades,...Read more

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X
xgn.nl
27/05/2023
Medion ERAZER Major X20 Review - A Bold Gaming Laptop

The Medion Erazer Major X20 is a high-performance gaming laptop featuring an Intel Core i9-14900HX processor and NVIDIA RTX 4070 (140W), offering significant value for its price. Key features include a 16-inch QHD+ 240Hz display, liquid metal cooling for stability, and a tactile mechanical keyboard with CHERRY MX switches. While performance is excellent, the machine suffers from...Read more

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T
techgaming.nl
18/06/2023
Video Review: HP OMEN 17-ck2190nd - TechGaming

The HP OMEN 17-ck2190nd is a high-performance 17.3-inch gaming laptop featuring an Intel Core i9-13900HX processor and NVIDIA GeForce RTX 4090 GPU, designed to deliver desktop-level power for demanding tasks. Key pros include exceptional raw performance, efficient thermal management through OMEN Tempest Cooling, a high-quality keyboard, and easy upgradeability for RAM and SSDs....Read more

(Translated)Show original

Video reviews

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