Average Bench: 201% (86th of 1057)

Based on 9,202 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 101.4% 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 479MB/s
Avg. 4K-64Thread Read Speed 930MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Samsung SM951 NVMe PCIe M.2 512GB is 128%. 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 333MB/s
Avg. 4K Random Write Speed 116MB/s
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Average Bench

(Based on 9,202 samples)
Min Avg Max
1,053 Read 1,479 1,872
562 Write 1,071 1,486
584 Mixed 802 995
274 SusWrite 878 1,472
236% 1,058 MB/s
Min Avg Max
26.7 4K Read 42.7 51.7
47.7 4K Write 116 172
29.4 4K Mixed 54.8 69.2
196% 71.2 MB/s
Min Avg Max
447 DQ Read 930 1,240
197 DQ Write 333 428
162 DQ Mixed 479 627
394% 581 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
477GB free
Firmware: BXW74H0Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 1485 1491 1491 1495 1494 1495 MB/s
Read 1,485
Write 1414
Mixed 873
SusWrite 1,492
296% 1,316 MB/s
4K Read 53.9
4K Write 172
4K Mixed 71.3
264% 99.2 MB/s
DQ Read 1,202
DQ Write 385
DQ Mixed 490
441% 692 MB/s
426GB free (System drive)
Firmware: BXW7 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 1196 1168 1273 1176 1078 1196 MB/s
Read 1,692
Write 1,445
Mixed 996
SusWrite 1,181
298% 1,329 MB/s
4K Read 54.5
4K Write 179
4K Mixed 72.4
270% 102 MB/s
DQ Read 1,129
DQ Write 429
DQ Mixed 621
501% 726 MB/s
96GB free (System drive)
Firmware: BXW7300Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 1443 1473 1398 1265 818 352 MB/s
Read 1,590
Write 1,232
Mixed 833
SusWrite 1,125
267% 1,195 MB/s
4K Read 43.8
4K Write 129
4K Mixed 59.2
211% 77.5 MB/s
DQ Read 928
DQ Write 400
DQ Mixed 580
452% 636 MB/s
96GB free (System drive)
Firmware: BXW7300Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 1461 1187 1258 1283 572 323 MB/s
Read 1,551
Write 1,385
Mixed 910
SusWrite 1,014
272% 1,215 MB/s
4K Read 44.4
4K Write 126
4K Mixed 60.4
211% 76.8 MB/s
DQ Read 932
DQ Write 396
DQ Mixed 590
457% 639 MB/s
78GB free (System drive)
Firmware: BXW7300Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 826 435 369 339 367 369 MB/s
Read 1,534
Write 1,016
Mixed 907
SusWrite 451
217% 977 MB/s
4K Read 40.2
4K Write 119
4K Mixed 56.2
196% 71.8 MB/s
DQ Read 1,195
DQ Write 334
DQ Mixed 543
458% 691 MB/s
81GB free (System drive)
Firmware: BXW74H0Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 311 255 251 263 238 254 MB/s
Read 1,419
Write 676
Mixed 670
SusWrite 262
167% 757 MB/s
4K Read 43.4
4K Write 111
4K Mixed 55.3
195% 69.9 MB/s
DQ Read 861
DQ Write 256
DQ Mixed 444
357% 520 MB/s
349GB free (System drive)
Firmware: BXW74H0Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 755 752 702 715 744 837 MB/s
Read 1,116
Write 544
Mixed 684
SusWrite 751
172% 774 MB/s
4K Read 34.5
4K Write 70.8
4K Mixed 41.7
143% 49 MB/s
DQ Read 36.1
DQ Write 215
DQ Mixed 323
191% 191 MB/s
9,202 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 44,075,775 SSDs tested.

 Prices

AmazonUS $37416 mins
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Typical SM951 NVMe PCIe M.2 512GB Builds (Compare 685 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 11%
Tree trunk
Desktop
Desktop 65%
Battle cruiser
Workstation
Workstation 10%
Tree trunk

System: Asus N501VW

EDIT WITH CUSTOM PC BUILDER Value: 17% - Very poor Total price: $374

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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  • - CPU tests include: integer, floating and string.
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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) June 2021 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

1057 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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