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Intel Pentium Gold G5420 Review | 78 Data compared

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  • Avg. price in UK: ~£70
  • Avg. price in US: ~$50
  • PassMark benchmark result: 3731
  • N. of physical cores: 2
  • CPU boost clock speed: N/A GHz

Intel Pentium Gold G5420 review. Compare 78 technical specifications and user reviews to see how it ranks among processors and if it is worth buying.

4.6

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%

4.1

Technical Score

10.0%

9.4

User score

Poor
4.1

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%

3.2

Performance

18.0%

4.8

Cache & Architecture

10.0%

4.8

Memory & PCIe

7.0%

6.6

Power & Thermal

4.0%

7.6

Platform

1.0%

6.8

Integrated Graphics

Poor
9.4

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%

9.2

User reviews

30.0%

9.7

Popularity

User score:
United Kingdom
amazon
4.6
(305)
amazon
5.0
(1)

(Reviews last updated: May 2026)

Exceptional
  • 1.9
    Gaming

    Score components:

    30.0%

    3.5

    PassMark single-core benchmark score

    25.0%

    2.0

    Geekbench 6 single-core benchmark score

    20.0%

    0.0

    CPU boost clock speed

    17.0%

    1.6

    L3 cache

    8.0%

    1.0

    N. of physical cores

  • 1.2
    Video editing

    Score components:

    45.0%

    1.1

    Geekbench 6 multi-core benchmark score

    20.0%

    1.0

    N. of physical cores

    20.0%

    1.6

    CPU threads

    15.0%

    1.6

    L3 cache

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

Verdict

The Intel Pentium Gold G5420 is a dual-core, four-thread desktop processor from the Coffee Lake architecture, featuring a high base clock speed of 3.8 GHz and 4 MB of Intel Smart Cache. Built on a 14nm process, it operates with a 54W TDP and supports up to 64 GB of DDR4-2400 memory and ECC (Error-Correcting Code) memory. Its main advantages include cost-effective performance for everyday tasks, a relatively high single-core frequency for its class, and integrated Intel UHD Graphics 610 with 4K support. However, it lacks Intel Turbo Boost technology, does not support modern AVX or AVX2 instruction sets, and its dual-core configuration significantly limits its capability in modern gaming and intensive multitasking compared to higher-tier Core i3 or i5 alternatives.

Technical Specifications of processor Intel Pentium Gold G5420

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%

3.2

Performance

18.0%

4.8

Cache & Architecture

10.0%

4.8

Memory & PCIe

7.0%

6.6

Power & Thermal

4.0%

7.6

Platform

1.0%

6.8

Integrated Graphics

4.1
Intel Pentium Gold G5420 has a technical score of 4.1 points, which is lower than that of 77.8% 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%

9.2

User reviews

30.0%

9.7

Popularity

User score:
United Kingdom
amazon
4.6
(305)
amazon
5.0
(1)

(Reviews last updated: May 2026)

9.4
Intel Pentium Gold G5420 has a user score of 9.36 points, which is higher than that of 91.5% of products in this category.
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.
9.7
Intel Pentium Gold G5420 has a popularity of 9.7 points, which is higher than 88.2% 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%

4.6

Overall score

40.0%

10

Price

6.2
Intel Pentium Gold G5420 has a quality-to-price ratio of 6.2 points, which is lower than 56.1% 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

desktop
Intel Pentium Gold G5420 belongs to the desktop processor class, which is more advanced than that of 56% of processors and equal to that of 37.9% 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

LGA1151
Intel Pentium Gold G5420 uses the LGA1151 CPU socket, which is newer than that of 60.1% of processors and equal to that of 9.7% 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

Z390, Z370, Q370, H370, B365, B360, H310
Intel Pentium Gold G5420 supports Z390, Z370, Q370, H370, B365, B360, H310 chipsets, which is broader compatibility than 57.1% of processors and equal to that of 4.4% 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 Pentium Gold G5420 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+

2
Intel Pentium Gold G5420 has 2 CPU cores, which is fewer than 79.3% of processors and equal to 20.6% 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+

4
Intel Pentium Gold G5420 offers 4 CPU threads, which is fewer than 67.3% of processors and equal to 26.6% 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

2
Intel Pentium Gold G5420 offers 2 threads per core, which is more than 30.4% of processors and equal to 69.6% of processors.
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

N/A
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 3.8 GHz & 2 x 3.8 GHz
Intel Pentium Gold G5420 has a base clock of 2x3.8 GHz & 2x3.8 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

14 nm
Intel Pentium Gold G5420 uses a 14 nm process node, which is older than that of 50.8% of processors and equal to that of 33.7% 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 14 nm
Intel Pentium Gold G5420 is built on the Intel 14 nm foundry process, which is less advanced than that of 55.2% of processors and equal to that of 29.3% 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

4 MB
Intel Pentium Gold G5420 has an L3 cache of 4 MB which is smaller than that of 70.2% of processors and equal to that of 14.6% 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

0.5 MB
Intel Pentium Gold G5420 has an L2 cache of 0.5 MB which is smaller than that of 84.8% of processors and equal to that of 15.2% 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

128 KB
Intel Pentium Gold G5420 has an L1 cache of 128 KB which is smaller than that of 83.1% of processors and equal to that of 14.9% 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
Intel Pentium Gold G5420 supports DDR DDR4, which is newer than that of 26.3% of processors and equal to that of 31.7% 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

2,400 MHz
Intel Pentium Gold G5420 supports memory speeds up to 2,400 MHz, which is lower than that of 63.2% of processors and equal to 12.4% 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

DDR4-2400 MHz
Intel Pentium Gold G5420 supports JEDEC memory speeds up to DDR4-2,400 MHz, which is lower than that of 63.4% of processors and equal to 10.6% 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 Pentium Gold G5420 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 Pentium Gold G5420 includes integrated graphics. 87.6% 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 UHD Graphics 610
Intel Pentium Gold G5420 uses the Intel UHD Graphics 610 integrated GPU, which is less advanced than that in 57.8% and equal to that in 1.7%.
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

12
Intel Pentium Gold G5420 has 12 GPU execution units, which is fewer than 62.8% of processors and equal to 9.2% 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

350 MHz
Intel Pentium Gold G5420 has an integrated GPU clock of 350 MHz which is higher than that of 43.5% of processors and equal to that of 29.6% 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

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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

54 W
Intel Pentium Gold G5420 has a TDP of 54 W which is higher than that of 62.4% of processors and equal to that of 1.4% 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

54 W
Intel Pentium Gold G5420 has a base power of 54 W which is higher than that of 62.7% of processors and equal to that of 1.3% 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

54 W
Intel Pentium Gold G5420 has a boost power of 54 W which is lower than that of 62.1% of processors and equal to that of 4% 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

N/A
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 Pentium Gold G5420 does not support configurable TDP. 52.9% support configurable TDP.
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Intel Pentium Gold G5420 vs the average processor

  • Includes stock cooler
    Intel Pentium Gold G5420 includes a stock cooler, the average processor does not.
    What it is: A stock CPU cooler is included in the box with the processor.
    When it matters: When total build cost matters and you need to know whether separate cooling must be bought right away.

    Importance: MEDIUM

    Intel Pentium Gold G5420 includes a stock cooler, the average processor does not.
  • Supports ECC memory
    Intel Pentium Gold G5420 supports ECC memory, the average processor does not.
    What it is: Can work with ECC memory, which helps detect and correct certain memory errors on supported platforms.
    When it matters: When long-term stability, uptime, or data integrity matter more than a basic consumer-style setup.

    Importance: MEDIUM

    Intel Pentium Gold G5420 supports ECC memory, the average processor does not.
  • 29.2% smaller die size
    Intel Pentium Gold G5420 has a lower die size than the average processor (126 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 Pentium Gold G5420 has a lower die size than the average processor (126 mm² vs 178 mm²). The average processor has a die size of 178 mm².126 mm² vs 178 mm²
  • 9.73x more popular
    Intel Pentium Gold G5420 is more popular than the average processor (9.73 vs 1,000).
    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.
    Intel Pentium Gold G5420 is more popular than the average processor (9.73 vs 1,000).9.73 vs 1
  • 17% higher user score
    Intel Pentium Gold G5420 has a higher user score than the average processor (9.36 vs 8,000).
    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.
    Intel Pentium Gold G5420 has a higher user score than the average processor (9.36 vs 8,000).9.36 vs 8
  • Modern CPU socket
    Intel Pentium Gold G5420 uses a more modern CPU socket than the average processor (LGA1151 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 Pentium Gold G5420 uses a more modern CPU socket than the average processor (LGA1151 vs FP2).LGA1151 vs FP2
  • 16.7% more L3 per core
    Intel Pentium Gold G5420 has more L3 cache per core than the average processor (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 Pentium Gold G5420 has more L3 cache per core than the average processor (2 MB/core vs 1,714 MB/core). The average processor provides 1,714 MB/core of L3 cache per core.2 MB/core vs 1,714 MB/core
  • 3.57x cheaper
    Intel Pentium Gold G5420 is cheaper than the average processor (£70 vs £250).
    Intel Pentium Gold G5420 is cheaper than the average processor (£70 vs £250).£70 vs £250
  • Modern CPU socket
    Intel Pentium Gold G5420 uses a more modern CPU socket than the average processor (LGA1151 vs FP2).
  • 10 higher clock multiplier
    Intel Pentium Gold G5420 has a higher clock multiplier than the average processor (38 vs 28). The average processor has a clock multiplier of 28.
  • 29.2% smaller die size
    Intel Pentium Gold G5420 has a lower die size than the average processor (126 mm² vs 178 mm²). The average processor has a die size of 178 mm².
  • 16.7% more L3 per core
    Intel Pentium Gold G5420 has more L3 cache per core than the average processor (2 MB/core vs 1,714 MB/core). The average processor provides 1,714 MB/core of L3 cache per core.
  • Supports ECC memory
    Intel Pentium Gold G5420 supports ECC memory, the average processor does not.
  • Includes stock cooler
    Intel Pentium Gold G5420 includes a stock cooler, the average processor does not.
  • 15.6% lower boost power
    Intel Pentium Gold G5420 has a lower boost power draw than the average processor (54 W vs 64 W). The average processor has a boost power draw of 64 W.

Total
Overall
Platform
Performance
Cache & Architecture
Memory & PCIe
Power & Thermal
  • Narrower instruction support
    Intel Pentium Gold G5420 supports a narrower instruction set than the average processor (MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AES vs MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, F16C, FMA3, AES, SHA).
  • 4 fewer CPU cores
    Intel Pentium Gold G5420 has fewer CPU cores than the average processor (2 vs 6). The average processor has 6 CPU cores.
  • 48.9% lower single-core score
    Intel Pentium Gold G5420 has a lower Geekbench 6 single-core score than the average processor (751 vs 1,471). The average processor scores 1,471 in Geekbench 6 single-core.
  • 84.3% lower multi-core score
    Intel Pentium Gold G5420 has a lower Geekbench 6 multi-core score than the average processor (751 vs 4,793). The average processor scores 4,793 in Geekbench 6 multi-core.
  • 64.6% lower PassMark score
    Intel Pentium Gold G5420 has a lower PassMark benchmark score than the average processor (3,731 vs 10,532.5). The average processor scores 10,532.5 in PassMark benchmark.
  • 4 fewer CPU threads
    Intel Pentium Gold G5420 has fewer CPU threads than the average processor (4 vs 8). The average processor has 8 CPU threads.
  • 11.2% weaker single-core performance
    Intel Pentium Gold G5420 has a lower PassMark single-core score than the average processor (2,205 vs 2,483). The average processor scores 2,483 in PassMark single-core.
  • No Turbo Boost
    Intel Pentium Gold G5420 does not support Turbo Boost, the average processor does.
  • 80% smaller L2 cache
    Intel Pentium Gold G5420 has a lower L2 cache than the average processor (0.5 MB vs 2.5 MB). The average processor has L2 cache of 2.5 MB.
  • 16.7% larger process node
    Intel Pentium Gold G5420 has a higher process node than the average processor (14 nm vs 12 nm). The average processor uses a process node of 12 nm.
  • 66.7% smaller L1 cache
    Intel Pentium Gold G5420 has a lower L1 cache than the average processor (128 KB vs 384 KB). The average processor has L1 cache of 384 KB.
  • 50% less L2 per core
    Intel Pentium Gold G5420 has less L2 cache per core than the average processor (0.3 MB/core vs 0.5 MB/core). The average processor provides 0.5 MB/core of L2 cache per core.
  • 50% smaller L3 cache
    Intel Pentium Gold G5420 has a lower L3 cache than the average processor (4 MB vs 8 MB). The average processor has L3 cache of 8 MB.
  • 18.1% lower memory bandwidth
    Intel Pentium Gold G5420 has a lower memory bandwidth than the average processor (37.5 GB/s vs 45.8 GB/s). The average processor offers memory bandwidth of 45.8 GB/s.
  • 18.2% lower memory speed
    Intel Pentium Gold G5420 has a lower maximum memory speed than the average processor (2,400 MHz vs 2,933 MHz). The average processor supports memory speed of 2,933 MHz.
  • 50% fewer GPU execution units
    Intel Pentium Gold G5420 has fewer GPU execution units than the average processor (12 vs 24). The average processor has 24 GPU execution units.
  • No configurable TDP
    Intel Pentium Gold G5420 does not support configurable TDP, the average processor does.
  • 20% higher base power
    Intel Pentium Gold G5420 has a higher base power draw than the average processor (54 W vs 45 W). The average processor has a base power draw of 45 W.
  • 4 fewer CPU cores
    Intel Pentium Gold G5420 has fewer CPU cores than the average processor (2 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 Pentium Gold G5420 has fewer CPU cores than the average processor (2 vs 6). The average processor has 6 CPU cores.2 vs 6
  • 48.9% lower single-core score
    Intel Pentium Gold G5420 has a lower Geekbench 6 single-core score than the average processor (751 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 Pentium Gold G5420 has a lower Geekbench 6 single-core score than the average processor (751 vs 1,471). The average processor scores 1,471 in Geekbench 6 single-core.751 vs 1,471
  • 84.3% lower multi-core score
    Intel Pentium Gold G5420 has a lower Geekbench 6 multi-core score than the average processor (751 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 Pentium Gold G5420 has a lower Geekbench 6 multi-core score than the average processor (751 vs 4,793). The average processor scores 4,793 in Geekbench 6 multi-core.751 vs 4,793
  • 64.6% lower PassMark score
    Intel Pentium Gold G5420 has a lower PassMark benchmark score than the average processor (3,731 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 Pentium Gold G5420 has a lower PassMark benchmark score than the average processor (3,731 vs 10,532.5). The average processor scores 10,532.5 in PassMark benchmark.3,731 vs 10,532.5
  • 80% smaller L2 cache
    Intel Pentium Gold G5420 has a lower L2 cache than the average processor (0.5 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 Pentium Gold G5420 has a lower L2 cache than the average processor (0.5 MB vs 2.5 MB). The average processor has L2 cache of 2.5 MB.0.5 MB vs 2.5 MB
  • Narrower instruction support
    Intel Pentium Gold G5420 supports a narrower instruction set than the average processor (MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AES 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 Pentium Gold G5420 supports a narrower instruction set than the average processor (MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AES 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, AES vs MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, F16C, FMA3, AES, SHA
  • 16.7% larger process node
    Intel Pentium Gold G5420 has a higher process node than the average processor (14 nm vs 12 nm). The average processor uses a process node of 12 nm.
    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

    Intel Pentium Gold G5420 has a higher process node than the average processor (14 nm vs 12 nm). The average processor uses a process node of 12 nm.14 nm vs 12 nm
  • 4 fewer CPU threads
    Intel Pentium Gold G5420 has fewer CPU threads than the average processor (4 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 Pentium Gold G5420 has fewer CPU threads than the average processor (4 vs 8). The average processor has 8 CPU threads.4 vs 8
Total
Platform
Performance
Cache & Architecture
Memory & PCIe
Integrated Graphics
Power & Thermal

Graphic comparison of Intel Pentium Gold G5420 and other processors

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Third-party reviews

United Kingdom
amazon
4.6
305 Reviews
amazon
5.0
1 Reviews

(Reviews last updated: May 2026)

What customers like about Intel Pentium Gold G5420?

  • Excellent value for money for budget-conscious office and home builds
  • Sufficient performance for everyday tasks like web surfing, office work, and basic coding
  • Includes integrated UHD 610 graphics, removing the need for a discrete GPU in basic systems
  • Low power consumption (54W TDP) and efficient operation, keeping it cool with stock cooling
  • Supports ECC memory, making it a viable low-cost option for small home servers or NAS units

What customers dislike about Intel Pentium Gold G5420?

  • Limited to 2 cores and 4 threads, leading to bottlenecks in modern multitasking and CPU-intensive apps
  • Poor performance in modern AAA gaming; only suitable for older or very light titles
  • Lacks advanced instruction sets like AVX and AVX2, which can hinder performance in specific workloads
  • No turbo boost or official overclocking support, limiting potential performance gains
  • Native memory support is restricted to DDR4-2400 speeds

Expert reviews

C
cpubenchmark.net
28/03/2026
Intel Pentium Gold G5420 @ 3.80GHz - CPU Benchmarks

The Intel Pentium Gold G5420 is a budget-friendly 9th-generation "Coffee Lake-S" processor (2 cores/4 threads) designed for entry-level PCs, light workstations, and home servers, operating at a fixed 3.8 GHz with a 54W TDP. PassMark data indicates strong single-thread performance (~2,204) and includes Intel UHD Graphics 610, supporting basic 4K output. Key advantages include its low...Read more

B
browser.geekbench.com
N/A
Intel Pentium Gold G5420 Benchmarks - Geekbench Browser

The Intel Pentium Gold G5420 is a 2019 Coffee Lake-S dual-core processor operating at a fixed 3.8 GHz, featuring four threads designed for entry-level office and multimedia tasks. Key advantages include its low 54W TDP for efficient, cool operation, ECC memory support for budget NAS builds, and integrated UHD Graphics 610 capable of 4K 60Hz output. However, its dual-core...Read more

S
servethehome.com
08/03/2020
Intel Pentium Gold G5420 Benchmarks and Review - Part 3

The ServeTheHome review characterizes the Intel Pentium Gold G5420 as a budget-friendly, $65, low-power (25W-64W) LGA1151 processor suitable for basic, entry-level servers or NAS units. Key advantages include ECC memory support, a 3.8GHz clock speed, and compatibility with a wide range of server-class motherboards. However, the chip lacks modern instruction sets like...Read more

S
servethehome.com
08/03/2020
Intel Pentium Gold G5420 Benchmarks and Review - Part 2

The Intel Pentium Gold G5420 is a Coffee Lake-based, dual-core, four-thread processor designed as an affordable, entry-level option for SMB and SOHO server roles, operating at a fixed 3.8GHz without turbo boost. Key pros include its extreme cost-efficiency, support for ECC memory up to 64GB DDR4-2400, and compatibility with established LGA1151 server platforms. However, the chip...Read more

S
servethehome.com
08/03/2020
Intel Pentium Gold G5420 Benchmarks and Review A Cheap Server CPU

The Intel Pentium Gold G5420 is a $64 Coffee Lake dual-core, 4-thread processor operating at 3.8GHz, designed as a low-cost, 54W TDP entry-level option for budget server and workstation builds. It provides strong single-thread performance compared to older alternatives and features ECC memory support for data integrity. However, it lacks Turbo Boost capabilities, significantly...Read more

U
userbenchmark.com
15/05/2026
Fujitsu ESPRIMO Q958 Compatible Components: French Localized Benchmark Results for Pentium Gold G5420

The Fujitsu ESPRIMO Q958 is a compact 2.0-litre mini PC designed for professional environments, featuring 8th Gen Intel Core processors and vPro technology for robust productivity. Key pros include exceptional energy efficiency, quiet operation, and extensive connectivity options, such as USB Type-C and dual DisplayPort. However, the system is limited by integrated Intel UHD 630...Read more

(Translated)Show original
C
ct.nl
20/08/2020
HPE ProLiant MicroServer Gen10 Plus review: The ultimate toy for sysadmins

The HPE ProLiant MicroServer Gen10 Plus is a compact, powerful server designed for home users and small offices, featuring Intel Pentium or Xeon processors in a significantly smaller, 11.7 cm tall form factor. It offers impressive connectivity with four 1GbE ports and a PCIe Gen3 x16 slot, along with optional iLO 5 remote management, while maintaining quiet operation. However, the...Read more

(Translated)Show original

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