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Intel Celeron 5205U Review | 78 Data compared

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  • Avg. price in UK: ~£90
  • Avg. price in US: ~$110
  • PassMark benchmark result: 1424
  • N. of physical cores: 2
  • CPU boost clock speed: N/A GHz

Intel Celeron 5205U review. Compare 78 technical specifications and user reviews to see how it ranks among processors and if it is worth buying.

3.6

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%

3.6

Technical Score

10.0%

?

User score

Poor
3.6

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%

2.8

Performance

18.0%

3.5

Cache & Architecture

10.0%

3.9

Memory & PCIe

7.0%

7.6

Power & Thermal

4.0%

6.9

Platform

1.0%

6.4

Integrated Graphics

Poor
?

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

  • 0.8
    Gaming

    Score components:

    30.0%

    1.0

    PassMark single-core benchmark score

    25.0%

    1.0

    Geekbench 6 single-core benchmark score

    20.0%

    0.0

    CPU boost clock speed

    17.0%

    1.3

    L3 cache

    8.0%

    1.0

    N. of physical cores

  • 1.0
    Video editing

    Score components:

    45.0%

    1.0

    Geekbench 6 multi-core benchmark score

    20.0%

    1.0

    N. of physical cores

    20.0%

    1.0

    CPU threads

    15.0%

    1.3

    L3 cache

  • No image
No image

Best prices in UK

    N/A~ £90

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 Celeron 5205U is an entry-level dual-core processor from the Comet Lake-U series, featuring 2 cores, 2 threads, and a fixed base frequency of 1.90 GHz with no Turbo Boost support. It includes 2MB of L3 cache, an integrated Intel UHD Graphics 610 (300–900 MHz), and supports up to 64GB of DDR4-2400 or LPDDR3-2133 memory. Main advantages include its low 15W TDP, which allows for energy-efficient operation in thin laptops and Chromebooks, and its affordability for basic tasks like web browsing and office work. However, it suffers from significant performance limitations due to the lack of Hyper-Threading and Turbo Boost, making it unsuitable for gaming, multitasking, or intensive applications.

Technical Specifications of processor Intel Celeron 5205U

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

3.6
Intel Celeron 5205U has a technical score of 3.56 points, which is lower than that of 93.4% of products in this category.
User score

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

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

Score components:

70.0%

0.0

User reviews

30.0%

1.0

Popularity

?
Popularity
What it is: An indicator based on the number of reviews received by the processor.
When it matters: When you prefer to choose a processor reviewed and selected by many other buyers.
1.0
Intel Celeron 5205U 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%

3.6

Overall score

40.0%

10

Price

5.5
Intel Celeron 5205U has a quality-to-price ratio of 5.5 points, which is lower than 85.9% 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 Celeron 5205U 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

FCBGA1528
Intel Celeron 5205U uses the FCBGA1528 CPU socket, which is older than that of 76.7% of processors and equal to that of 1.7% 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

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 Celeron 5205U 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 Celeron 5205U 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+

2
Intel Celeron 5205U offers 2 CPU threads, which is fewer than 93.9% of processors and equal to 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

1
Intel Celeron 5205U offers 1 threads per core, which is fewer than 69.7% of processors and equal to 30.3% 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 1.9 GHz
Intel Celeron 5205U has a base clock of 2x1.9 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

14 nm
Intel Celeron 5205U 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 Celeron 5205U 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

2 MB
Intel Celeron 5205U has an L3 cache of 2 MB which is smaller than that of 90.5% of processors and equal to that of 2.8% 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

0.5 MB
Intel Celeron 5205U 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 Celeron 5205U 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/LPDDR3
Intel Celeron 5205U supports DDR DDR4/LPDDR3, which is newer than that of 58.1% of processors and equal to that of 2.1% 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 Celeron 5205U supports memory speeds up to 2400 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 Celeron 5205U supports JEDEC memory speeds up to DDR4-2400 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 Celeron 5205U supports up to 64 GB of memory, which is more than 28.4% of processors and equal to 27.6% of processors.
Show more
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 Celeron 5205U 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 UHD Graphics 610
Intel Celeron 5205U uses the Intel UHD Graphics 610 integrated GPU, which is less advanced than that in 57.8% of processors and equal to that in 1.7% 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

12
Intel Celeron 5205U 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

300 MHz
Intel Celeron 5205U 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)
Intel Celeron 5205U supports H.264 (HW decode/encode), H.265 (HW decode/encode), VP9 (HW decode/encode) media codecs, which is broader support than 65.8% of processors and equal to 2% of processors.
Show more
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

15 W
Intel Celeron 5205U has a TDP of 15 W which is lower than that of 77.7% of processors and equal to that of 16.1% of processors.
Base power (PL1)
What it is: The sustained power target used for longer CPU loads.
When it matters: When you choose cooling and power delivery for sustained workloads.

Importance: MEDIUM

Good value: <30 W

15 W
Intel Celeron 5205U 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

18.75 W
Intel Celeron 5205U has a boost power of 18.75 W which is lower than that of 93.2% 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

yes
Intel Celeron 5205U supports configurable TDP. 52.9% of processors support configurable TDP.
cTDP: 12.5 W
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Intel Celeron 5205U vs the average processor

  • 70.7% lower boost power
    Intel Celeron 5205U has a lower boost power draw than the average processor (18.8 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 Celeron 5205U has a lower boost power draw than the average processor (18.8 W vs 64 W). The average processor has a boost power draw of 64 W.18.75 W vs 64 W
  • 66.7% lower base power
    Intel Celeron 5205U 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.
    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 Celeron 5205U 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.15 W vs 45 W
  • 66.7% lower TDP
    Intel Celeron 5205U has a lower TDP than the average processor (15 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 Celeron 5205U has a lower TDP than the average processor (15 W vs 45 W). The average processor has a TDP of 45 W.15 W vs 45 W
  • Newer DDR support
    Intel Celeron 5205U supports a newer DDR generation than the average processor (DDR4/LPDDR3 vs DDR4).
    What it is: The RAM generation the processor is designed to support, such as DDR4 or DDR5.
    When it matters: When you need the CPU to match the kind of memory platform you want to buy or reuse.

    Importance: MEDIUM

    Good value: DDR5

    Intel Celeron 5205U supports a newer DDR generation than the average processor (DDR4/LPDDR3 vs DDR4).DDR4/LPDDR3 vs DDR4
  • 2.78x cheaper
    Intel Celeron 5205U is cheaper than the average processor (£90 vs £250).
    Intel Celeron 5205U is cheaper than the average processor (£90 vs £250).£90 vs £250
  • Newer DDR support
    Intel Celeron 5205U supports a newer DDR generation than the average processor (DDR4/LPDDR3 vs DDR4).
  • 66.7% lower base power
    Intel Celeron 5205U 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.
  • 70.7% lower boost power
    Intel Celeron 5205U has a lower boost power draw than the average processor (18.8 W vs 64 W). The average processor has a boost power draw of 64 W.
  • 66.7% lower TDP
    Intel Celeron 5205U has a lower TDP than the average processor (15 W vs 45 W). The average processor has a TDP of 45 W.

Total
Overall
Memory & PCIe
Power & Thermal
  • Narrower instruction support
    Intel Celeron 5205U supports a narrower instruction set than the average processor (SSE4.1, SSE4.2 vs MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, F16C, FMA3, AES, SHA).
  • No crypto acceleration
    Intel Celeron 5205U does not include crypto acceleration, the average processor does.
  • Older CPU socket
    Intel Celeron 5205U uses an older CPU socket than the average processor (FCBGA1,528 vs FP2).
  • 57% weaker single-core performance
    Intel Celeron 5205U has a lower PassMark single-core score than the average processor (1,068 vs 2,483). The average processor scores 2,483 in PassMark single-core.
  • 73.8% lower single-core score
    Intel Celeron 5205U has a lower Geekbench 6 single-core score than the average processor (386 vs 1,471). The average processor scores 1,471 in Geekbench 6 single-core.
  • 4 fewer CPU cores
    Intel Celeron 5205U has fewer CPU cores than the average processor (2 vs 6). The average processor has 6 CPU cores.
  • 91.9% lower multi-core score
    Intel Celeron 5205U has a lower Geekbench 6 multi-core score than the average processor (386 vs 4,793). The average processor scores 4,793 in Geekbench 6 multi-core.
  • 86.5% lower PassMark score
    Intel Celeron 5205U has a lower PassMark benchmark score than the average processor (1,424 vs 10,532.5). The average processor scores 10,532.5 in PassMark benchmark.
  • 6 fewer CPU threads
    Intel Celeron 5205U has fewer CPU threads than the average processor (2 vs 8). The average processor has 8 CPU threads.
  • No multithreading support
    Intel Celeron 5205U does not support multithreading, the average processor does.
  • 50% lower bus transfer rate
    Intel Celeron 5205U has a lower bus transfer rate than the average processor (4 GT/s vs 8 GT/s). The average processor offers bus transfer rate of 8 GT/s.
  • 50% lower bus speed
    Intel Celeron 5205U 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.
  • 1 fewer threads per core
    Intel Celeron 5205U has fewer threads per core than the average processor (1 vs 2). The average processor offers 2 threads per core.
  • No Turbo Boost
    Intel Celeron 5205U does not support Turbo Boost, the average processor does.
  • 9 lower clock multiplier
    Intel Celeron 5205U has a lower clock multiplier than the average processor (19 vs 28). The average processor has a clock multiplier of 28.
  • Less advanced microarchitecture
    Intel Celeron 5205U uses a less advanced microarchitecture than the average processor (Comet Lake vs Kaby Lake).
  • 41.7% less L3 per core
    Intel Celeron 5205U has less L3 cache per core than the average processor (1 MB/core vs 1.714 MB/core). The average processor provides 1.714 MB/core of L3 cache per core.
  • 80% smaller L2 cache
    Intel Celeron 5205U 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 Celeron 5205U has a higher process node than the average processor (14 nm vs 12 nm). The average processor uses a process node of 12 nm.
  • 75% smaller L3 cache
    Intel Celeron 5205U has a lower L3 cache than the average processor (2 MB vs 8 MB). The average processor has L3 cache of 8 MB.
  • 66.7% smaller L1 cache
    Intel Celeron 5205U 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 Celeron 5205U 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.
  • Older PCIe version
    Intel Celeron 5205U supports an older PCIe version than the average processor (2 vs 3.0).
  • 4 fewer PCIe lanes
    Intel Celeron 5205U has fewer PCIe lanes than the average processor (12 vs 16). The average processor offers 16 PCIe lanes.
  • 18.1% lower memory bandwidth
    Intel Celeron 5205U 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 Celeron 5205U 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.
  • Limited PCIe bifurcation
    Intel Celeron 5205U supports less flexible PCIe bifurcation than the average processor (x4, x2/x2, x2/x1/x1, x1/x1/x1/x1 vs x16, x8/x8).
  • 50% fewer GPU execution units
    Intel Celeron 5205U has fewer GPU execution units than the average processor (12 vs 24). The average processor has 24 GPU execution units.
  • Narrower media codec support
    Intel Celeron 5205U supports fewer media codecs than the average processor (H.264 (HW decode/encode), H.265 (HW decode/encode), VP9 (HW decode/encode) vs H.264 (HW decode/encode), H.265 (HW decode/encode), VP9 (HW decode/encode), AV1 (HW decode)).
  • 57% weaker single-core performance
    Intel Celeron 5205U has a lower PassMark single-core score than the average processor (1,068 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 Celeron 5205U has a lower PassMark single-core score than the average processor (1,068 vs 2,483). The average processor scores 2,483 in PassMark single-core.1,068 vs 2,483
  • 73.8% lower single-core score
    Intel Celeron 5205U has a lower Geekbench 6 single-core score than the average processor (386 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 Celeron 5205U has a lower Geekbench 6 single-core score than the average processor (386 vs 1,471). The average processor scores 1,471 in Geekbench 6 single-core.386 vs 1,471
  • 4 fewer CPU cores
    Intel Celeron 5205U 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 Celeron 5205U has fewer CPU cores than the average processor (2 vs 6). The average processor has 6 CPU cores.2 vs 6
  • 91.9% lower multi-core score
    Intel Celeron 5205U has a lower Geekbench 6 multi-core score than the average processor (386 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 Celeron 5205U has a lower Geekbench 6 multi-core score than the average processor (386 vs 4,793). The average processor scores 4,793 in Geekbench 6 multi-core.386 vs 4,793
  • 86.5% lower PassMark score
    Intel Celeron 5205U has a lower PassMark benchmark score than the average processor (1,424 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 Celeron 5205U has a lower PassMark benchmark score than the average processor (1,424 vs 10,532.5). The average processor scores 10,532.5 in PassMark benchmark.1,424 vs 10,532.5
  • Less advanced microarchitecture
    Intel Celeron 5205U uses a less advanced microarchitecture than the average processor (Comet 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 Celeron 5205U uses a less advanced microarchitecture than the average processor (Comet Lake vs Kaby Lake).Comet Lake vs Kaby Lake
  • Narrower instruction support
    Intel Celeron 5205U supports a narrower instruction set than the average processor (SSE4.1, SSE4.2 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 Celeron 5205U supports a narrower instruction set than the average processor (SSE4.1, SSE4.2 vs MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, F16C, FMA3, AES, SHA).SSE4.1, SSE4.2 vs MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, F16C, FMA3, AES, SHA
  • 41.7% less L3 per core
    Intel Celeron 5205U has less L3 cache per core than the average processor (1 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 Celeron 5205U has less L3 cache per core than the average processor (1 MB/core vs 1.714 MB/core). The average processor provides 1.714 MB/core of L3 cache per core.1 MB/core vs 1.714 MB/core
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Memory & PCIe
Integrated Graphics

Graphic comparison of Intel Celeron 5205U and other processors

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Third-party reviews

What customers like about Intel Celeron 5205U?

  • Extremely affordable, making it a common choice for budget-friendly laptops and Chromebooks.
  • Highly energy-efficient with a low 15W TDP, contributing to longer battery life in portable devices.
  • Sufficient for basic 'office-style' tasks like word processing, emails, and light web browsing.
  • Supports modern hardware decoding for 4K video playback (VP9 and H.265).
  • Reliable for specialized, low-demand environments like POS systems or educational terminals.

What customers dislike about Intel Celeron 5205U?

  • Lacks Intel Turbo Boost technology, meaning the clock speed is capped at a low 1.9 GHz.
  • Does not support Hyper-Threading (2 cores, 2 threads), leading to poor multitasking performance.
  • Integrated Intel UHD Graphics 610 is insufficient for modern 3D gaming or intensive video editing.
  • Prone to significant slowdowns when multiple browser tabs or background applications are open.
  • Built on an aging 14nm process, making it less efficient and powerful than newer 'N-series' or 'Gold' processors.
  • Frequently paired with limited, non-upgradeable RAM (e.g., 4GB), which acts as a further system bottleneck.

Expert reviews

B
browser.geekbench.com
30/03/2026
Intel Celeron 5205U Benchmarks - Geekbench Browser

The Intel Celeron 5205U is a 2019 Comet Lake dual-core, dual-thread processor designed for entry-level laptops, featuring a fixed 1.9 GHz clock speed on a 14nm process. It delivers modest performance, with benchmarks showing roughly 665 for single-core and 747 for multi-core in Geekbench 6. Pros include high power efficiency (15W TDP) suitable for thin devices, support for DDR4-2400...Read more

C
cpubenchmark.net
30/03/2026
Intel Celeron 5205U @ 1.90GHz - CPU Benchmarks

The Intel Celeron 5205U is a 15W, dual-core Comet Lake processor designed for entry-level, budget-friendly laptops, operating at a fixed 1.90 GHz without Turbo Boost. Based on PassMark data, it is intended for basic tasks, offering a 1,428 multi-threaded score, but supports up to 64GB of DDR4 RAM and features Intel UHD Graphics, which are key pros for its tier. Significant cons...Read more

C
cpubenchmark.net
28/03/2026
Intel Celeron 5205U @ 1.90 GHz - CPU Benchmarks

The Intel Celeron 5205U is an entry-level, Comet Lake-based dual-core laptop processor featuring a fixed 1.90 GHz base frequency, 2MB L3 cache, and integrated Intel UHD Graphics. It offers low-power performance designed for budget notebooks and Chromebooks, with a 15W TDP that supports fanless configurations. However, the chip lacks Turbo Boost and Hyper-Threading, resulting in a...Read more

(Translated)Show original
N
notebooks-und-mobiles.de
10/03/2020
Intel UHD Graphics (Comet Lake) Review

The Intel UHD Graphics (Comet Lake) is reviewed as a highly power-efficient integrated GPU tailored for thin-and-light notebooks and office tasks. While offering reliable 4K video playback and multi-monitor support, it represents an evolutionary step rather than a significant performance leap, relying on an older Gen 9 architecture and 14nm process. The GPU performs adequately for...Read more

(Translated)Show original
M
mychromebook.fr
25/05/2022
Review of the CTL Chromebox CBX2: Small but Mighty", "CTL Chromebox CBX2 review: A compact PC with plenty of heart

The CTL Chromebox CBX2 is characterized as a compact, affordable, and professional-looking device with a solid port selection, including two HDMI outputs and Wi-Fi 6. The Celeron 5205U model provides capable performance for daily tasks, with the added benefit of VESA mounting and a user-friendly design. However, the base model’s 4GB of RAM limits multitasking, and the 64GB eMMC...Read more

(Translated)Show original
C
cpubenchmark.net
20/01/2020
CPU Performance Benchmarks for Intel Celeron 5205U at 1.90 GHz

The Intel Celeron 5205U is an entry-level, dual-core Comet Lake-U processor from 2020 designed for low-power, ultra-budget laptops, featuring a 15W TDP, 1.90 GHz clock speed, and support for DDR4-2400 memory. Pros include exceptional power efficiency for silent operation and basic 4K display support, though it lacks Hyper-Threading and Turbo Boost. Cons focus on limited performance,...Read more

(Translated)Show original
G
geektopia.es
03/11/2019
Intel launches new Comet Lake Pentium and Celeron CPUs for budget laptops

In November 2019, Intel introduced the 10th-generation Comet Lake-U Pentium Gold 6405U and Celeron 5205U, offering affordable, entry-level performance for budget laptops. Built on a 14nm++ process, these dual-core chips provide basic computing power but lack Turbo Boost, limiting peak performance. The Pentium 6405U supports Hyper-Threading at 2.4 GHz, while the Celeron 5205U...Read more

(Translated)Show original
A
andreagaleazzi.com
20/04/2021
Low-cost PCs: Who are Chromebooks really for?", "Budget PCs: Does a Chromebook make sense for you?

Andrea Galeazzi reviews a low-cost Lenovo 2-in-1 Chromebook, finding it a surprisingly solid, versatile device with a high-quality 13-inch IPS touchscreen and a physical webcam shutter. The device is praised for its efficient performance, 10–12 hour battery life, and excellent integration with the Google Play Store for Android apps, making it a snappy option for light tasks. While...Read more

(Translated)Show original
C
ct.nl
01/02/2022
Which mini-PC should you choose - DIY or pre-built - reviews(www.coolblue.nl) | 22-04-2021 | Acer Chromebox CXi4 i1408 reviews

c't magazine evaluates the choice between pre-assembled mini-PCs and DIY barebone kits, noting that while modern units range from silent to desktop-competitive, complete models offer immediate usability and guaranteed compatibility. However, a major con of pre-built systems is higher costs and limited upgradeability due to soldered components. Conversely, barebone kits (e.g., Intel...Read more

(Translated)Show original

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