Average Bench: 193% (62nd of 1000)

Based on 6,178 user benchmarks.  Models: NVMe SAMSUNG MZVKV512, SAMSUNG MZVPV512HDGL-00000, NVMe SAMSUNG MZVPV512, NVMe SM951 NVMe SAMSU, SAMSUNG MZVPV512HDGL-000H1

Outstanding average bench

The Samsung SM951 NVMe PCIe M.2 512GB averaged 93.1% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Samsung SM951 NVMe PCIe M.2 512GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 470MB/s
Avg. 4K-64Thread Read Speed 848MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Samsung SM951 NVMe PCIe M.2 512GB is 120%. This is a particularly wide range which indicates that the Samsung SM951 NVMe PCIe M.2 512GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 4K-64Thread Write Speed 330MB/s
Avg. 4K Random Write Speed 113MB/s
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Average Bench

(Based on 6,178 samples)
Min Avg Max
1,043 Read 1,473 1,849
535 Write 1,044 1,486
525 Mixed 793 985
264 SusWrite 797 1,442
229% 1,027 MB/s
Min Avg Max
29 4K Read 43.4 51.7
57.6 4K Write 113 164
32.4 4K Mixed 53 67.6
194% 69.9 MB/s
Min Avg Max
46.2 DQ Read 848 1,215
187 DQ Write 330 427
72.7 DQ Mixed 470 626
379% 549 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
436GB free (System drive)
Firmware: 300Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 1462 1454 1509 1503 1506 1496 MB/s
Read 1,353
Write 1,485
Mixed 795
SusWrite 1,488
289% 1,280 MB/s
4K Read 40.2
4K Write 151
4K Mixed 55.1
212% 82.2 MB/s
DQ Read 1,217
DQ Write 427
DQ Mixed 627
514% 757 MB/s
282GB free (System drive)
Firmware: BXW75D0Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 1297 1277 1333 1277 1272 1280 MB/s
Read 1,533
Write 861
Mixed 891
SusWrite 1,289
256% 1,144 MB/s
4K Read 39.9
4K Write 128
4K Mixed 57
201% 75.1 MB/s
DQ Read 971
DQ Write 302
DQ Mixed 500
404% 591 MB/s
338GB free (System drive)
Firmware: BXW7300Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 836 989 1097 1045 1031 982 MB/s
Read 1,812
Write 1,402
Mixed 959
SusWrite 997
288% 1,292 MB/s
4K Read 44.3
4K Write 114
4K Mixed 58.2
202% 72.3 MB/s
DQ Read 821
DQ Write 376
DQ Mixed 579
435% 592 MB/s
360GB free (System drive)
Firmware: BXW7300Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 1490 1494 1267 808 36 1049 MB/s
Read 1,374
Write 1,446
Mixed 811
SusWrite 1,024
261% 1,164 MB/s
4K Read 45.1
4K Write 117
4K Mixed 57.3
204% 73.1 MB/s
DQ Read 973
DQ Write 424
DQ Mixed 625
483% 674 MB/s
282GB free (System drive)
Firmware: BXW75D0Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 915 842 826 833 844 758 MB/s
Read 1,392
Write 948
Mixed 765
SusWrite 836
220% 985 MB/s
4K Read 46.6
4K Write 123
4K Mixed 59.7
212% 76.5 MB/s
DQ Read 949
DQ Write 343
DQ Mixed 564
438% 619 MB/s
229GB free (System drive)
Firmware: BXW74H0Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 624 615 613 596 624 614 MB/s
Read 1,494
Write 826
Mixed 877
SusWrite 614
212% 953 MB/s
4K Read 44.8
4K Write 103
4K Mixed 58.9
198% 68.8 MB/s
DQ Read 938
DQ Write 255
DQ Mixed 394
343% 529 MB/s
221GB free (System drive)
Firmware: BXW7300Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 603 552 505 536 562 514 MB/s
Read 1,234
Write 726
Mixed 656
SusWrite 545
176% 790 MB/s
4K Read 34.2
4K Write 95.1
4K Mixed 46
161% 58.4 MB/s
DQ Read 886
DQ Write 303
DQ Mixed 483
386% 557 MB/s
6,178 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 14,374,440 SSDs tested.

 Prices

AmazonUS $4009 months
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Typical SM951 NVMe PCIe M.2 512GB Builds (Compare 1,243 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 16%
Surfboard
Desktop
Desktop 72%
Battleship
Workstation
Workstation 48%
Yacht

System: Asus N501VW

EDIT WITH CUSTOM PC BUILDER Value: 112% - Outstanding Total price: $400

Popular SM951 NVMe PCIe M.2 512GB systems:

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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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  • - Share your opinion by voting.
Solid State Drive Rankings (Price vs Performance) May 2019 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

1000 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

 Best User Rated

The Best.
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AMD Ryzen 5 2600 $145Nvidia GTX 1060-6GB $208Samsung 850 Evo 500GB $99
AMD Ryzen 5 1600 $108Nvidia GTX 1080-Ti $808Samsung 850 Pro 256GB $163
HDDRAMUSB
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WD Blue 1TB (2012) $40G.SKILL Trident Z DDR4 3200 C14 4x16GB $651SanDisk Extreme 32GB $48
Seagate Barracuda 3TB (2016) $73Corsair Vengeance LPX DDR4 3200 C16 2x8GB $85SanDisk Ultra Fit 32GB $12
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