Average Bench: 205% (81st of 1059)

Based on 12,601 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 105.2% 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 492MB/s
Avg. 4K-64Thread Read Speed 953MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Samsung SM951 NVMe PCIe M.2 512GB is 125%. 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 340MB/s
Avg. Sequential Mixed IO Speed 797MB/s
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Average Bench

(Based on 12,601 samples)
Min Avg Max
901 Read 1,465 1,849
544 Write 1,094 1,494
531 Mixed 797 994
300 SusWrite 914 1,470
239% 1,068 MB/s
Min Avg Max
29 4K Read 47 52.9
57.9 4K Write 117 174
33.2 4K Mixed 54.7 69.4
203% 73 MB/s
Min Avg Max
522 DQ Read 953 1,240
221 DQ Write 340 428
338 DQ Mixed 492 626
404% 595 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
450GB free
Firmware: BXW73H0Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 1401 1390 1405 1429 1374 1391 MB/s
Read 1,462
Write 1,320
Mixed 981
SusWrite 1,398
290% 1,290 MB/s
4K Read 39.6
4K Write 89.6
4K Mixed 50.5
172% 59.9 MB/s
DQ Read 995
DQ Write 391
DQ Mixed 497
420% 628 MB/s
436GB free (System drive)
Firmware: BXW74D0Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 1266 1472 1468 1482 1480 1482 MB/s
Read 1,375
Write 1,427
Mixed 817
SusWrite 1,442
285% 1,265 MB/s
4K Read 41.8
4K Write 95.3
4K Mixed 53.2
182% 63.4 MB/s
DQ Read 661
DQ Write 399
DQ Mixed 590
423% 550 MB/s
195GB free (System drive)
Firmware: BXW7 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 1047 1076 982 940 895 893 MB/s
Read 1,367
Write 1,176
Mixed 800
SusWrite 972
242% 1,079 MB/s
4K Read 46.3
4K Write 142
4K Mixed 63.4
226% 83.7 MB/s
DQ Read 1,199
DQ Write 377
DQ Mixed 562
474% 713 MB/s
92GB free (System drive)
Firmware: BXW7 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 651 434 388 388 342 325 MB/s
Read 1,526
Write 1,031
Mixed 829
SusWrite 421
211% 952 MB/s
4K Read 38.6
4K Write 68.6
4K Mixed 46.7
155% 51.3 MB/s
DQ Read 526
DQ Write 309
DQ Mixed 356
281% 397 MB/s
324GB free (System drive)
Firmware: BXW74H0Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 798 840 821 842 846 912 MB/s
Read 1,083
Write 798
Mixed 600
SusWrite 843
186% 831 MB/s
4K Read 13.8
4K Write 59
4K Mixed 31.6
93% 34.8 MB/s
DQ Read 578
DQ Write 270
DQ Mixed 411
308% 420 MB/s
387GB free (System drive)
Firmware: BXW74H0Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 703 708 814 824 657 987 MB/s
Read 843
Write 18.8
Mixed 144
SusWrite 782
98% 447 MB/s
4K Read 12.4
4K Write 22.2
4K Mixed 11.6
45% 15.4 MB/s
DQ Read 297
DQ Write 152
DQ Mixed 248
178% 232 MB/s
292GB free (System drive)
Firmware: BXW74H0Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 464 448 538 471 407 469 MB/s
Read 546
Write 478
Mixed 382
SusWrite 466
105% 468 MB/s
4K Read 12.8
4K Write 24.5
4K Mixed 17.7
55% 18.3 MB/s
DQ Read 131
DQ Write 92.7
DQ Mixed 99.3
78% 108 MB/s
12,601 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 59,025,690 SSDs tested.

 Prices

AmazonUS $35016 mins
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Typical SM951 NVMe PCIe M.2 512GB Builds (Compare 244 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 11%
Tree trunk
Desktop
Desktop 63%
Destroyer
Workstation
Workstation 10%
Tree trunk

System: Asus N501VW

EDIT WITH CUSTOM PC BUILDER Value: 18% - Very poor Total price: $350

Popular SM951 NVMe PCIe M.2 512GB 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

  • - Download and run UserBenchmark.
  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
  • - Drive tests include: read, write, sustained write and mixed IO.
  • - RAM tests include: single/multi core bandwidth and latency.
  • - SkillBench (space shooter) tests user input accuracy.
  • - Reports are generated and presented on userbenchmark.com.
  • - Identify the strongest components in your PC.
  • - See speed test results from other users.
  • - Compare your components to the current market leaders.
  • - Explore your best upgrade options with a virtual PC build.
  • - Compare your in-game FPS to other users with your hardware.
Solid State Drive Rankings (Price vs Performance) October 2022 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

1059 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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