Average Bench: 174% (94th of 1016)

Based on 5,285 user benchmarks.  Models: SAMSUNG MZHPV256HDGL-00000, SAMSUNG MZHPV256HDGL-000L1

Outstanding average bench

The Samsung SM951 AHCI PCIe M.2 256GB averaged 73.8% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Samsung SM951 AHCI PCIe M.2 256GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 450MB/s
Avg. Sequential Read Speed 1,289MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Samsung SM951 AHCI PCIe M.2 256GB is 99%. This is a particularly wide range which indicates that the Samsung SM951 AHCI PCIe M.2 256GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 4K-64Thread Write Speed 335MB/s
Avg. Sequential Mixed IO Speed 679MB/s
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Average Bench

(Based on 5,285 samples)
Min Avg Max
697 Read 1,289 1,550
430 Write 966 1,213
460 Mixed 679 864
228 SusWrite 762 1,171
206% 924 MB/s
Min Avg Max
26.8 4K Read 39.6 45.8
54.3 4K Write 109 147
28.7 4K Mixed 48.3 58.7
180% 65.6 MB/s
Min Avg Max
286 DQ Read 597 701
171 DQ Write 335 395
204 DQ Mixed 450 533
339% 460 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
124GB free (System drive)
Firmware: BXW2500Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 631 703 705 686 671 622 MB/s
Read 1,416
Write 1,118
Mixed 720
SusWrite 669
219% 981 MB/s
4K Read 38.6
4K Write 94.4
4K Mixed 47.5
169% 60.2 MB/s
DQ Read 677
DQ Write 359
DQ Mixed 528
390% 521 MB/s
101GB free (System drive)
Firmware: BXW2500Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 638 578 586 503 513 540 MB/s
Read 1,202
Write 822
Mixed 691
SusWrite 560
182% 819 MB/s
4K Read 28.5
4K Write 62.1
4K Mixed 34.3
120% 41.6 MB/s
DQ Read 416
DQ Write 349
DQ Mixed 440
314% 401 MB/s
107GB free (System drive)
Firmware: BXW2500Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 571 447 505 507 499 496 MB/s
Read 776
Write 681
Mixed 519
SusWrite 504
139% 620 MB/s
4K Read 14.5
4K Write 28.1
4K Mixed 18.6
61% 20.4 MB/s
DQ Read 138
DQ Write 109
DQ Mixed 122
92% 123 MB/s
47GB free (System drive)
Firmware: BXW2500Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 226 279 265 134 186 95 MB/s
Read 411
Write 580
Mixed 382
SusWrite 197
88% 393 MB/s
4K Read 19.2
4K Write 13.3
4K Mixed 5.8
44% 12.8 MB/s
DQ Read 29.9
DQ Write 62.3
DQ Mixed 37.3
31% 43.2 MB/s
5,285 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 21,411,687 SSDs tested.

 Prices

AmazonUS $23510 days
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Typical SM951 AHCI PCIe M.2 256GB Builds (Compare 1,908 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 42%
Speed boat
Desktop
Desktop 68%
Battle cruiser
Workstation
Workstation 43%
Speed boat

System: Asus G751JY

EDIT WITH CUSTOM PC BUILDER Value: 12% - Very poor Total price: $235

Popular SM951 AHCI PCIe M.2 256GB systems:

How Fast Is Your SSD? (Bench your build) Size up your PC in less than a minute.

Welcome to our freeware PC speed test tool. UserBenchmark will test your PC and compare the results to other users with the same components. You can quickly size up your PC, identify hardware problems and explore the best upgrades.

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How it works

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  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
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  • - Reports are generated and presented on userbenchmark.com.
  • - Identify the strongest components in your PC.
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  • - Share your opinion by voting.
Solid State Drive Rankings (Price vs Performance) January 2020 SSD Rankings.

Welcome to our 2.5" and M.2 SSD comparison. We calculate effective speed for both SATA and NVMe drives based on real world performance then adjust by current prices per GB to yield a value for money rating. Our calculated values are checked against thousands of individual user ratings. The customizable table below combines these factors to bring you the definitive list of top SSDs. [SSDrivePro]

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Group Test Results

  • Best user rated - User sentiment trumps benchmarks for this comparison.
  • Best value for money - Value for money is based on real world performance.
  • Fastest real world speed - Real World Speed measures performance for typical consumers.

 Comments

1016 Drives (Compared) Thousands of user benchmarks compiled into one comparison list.

See how consistently different SSDs perform with varying real world conditions. The charts also illustrate overall performance, popularity and rank.

 Frequently Asked Questions

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Intel Core i5-9400F $150Nvidia GTX 1650S (Super) $160Samsung 850 Evo 120GB $78
Intel Core i7-9700K $375Nvidia RTX 2060 $349Samsung 850 Pro 512GB $249
HDDRAMUSB
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WD Blue 1TB (2012) $35Corsair Vengeance LPX DDR4 3000 C15 2x8GB $63SanDisk Extreme 32GB $46
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $653SanDisk Ultra Fit 32GB $14
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