Average Bench: 194% (51st of 980)

Based on 5,647 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 93.7% 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 477MB/s
Avg. 4K-64Thread Read Speed 839MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Samsung SM951 NVMe PCIe M.2 512GB is 121%. 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 331MB/s
Avg. 4K Random Write Speed 113MB/s
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Average Bench

(Based on 5,647 samples)
Min Avg Max
1,034 Read 1,475 1,871
540 Write 1,045 1,486
539 Mixed 791 988
278 SusWrite 816 1,455
230% 1,032 MB/s
Min Avg Max
28.2 4K Read 42 51.1
58.8 4K Write 113 164
34.8 4K Mixed 53.1 66.7
191% 69.3 MB/s
Min Avg Max
157 DQ Read 839 1,206
231 DQ Write 331 427
173 DQ Mixed 477 624
382% 549 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
358GB free (System drive)
Firmware: BXW7300Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 1077 980 1045 812 1042 1049 MB/s
Read 1,751
Write 1,468
Mixed 757
SusWrite 1,001
278% 1,244 MB/s
4K Read 42.6
4K Write 101
4K Mixed 53.4
186% 65.7 MB/s
DQ Read 720
DQ Write 414
DQ Mixed 623
449% 586 MB/s
375GB free (System drive)
Firmware: BXW74H0Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 1142 940 766 921 1096 948 MB/s
Read 1,489
Write 1,355
Mixed 953
SusWrite 969
267% 1,192 MB/s
4K Read 44.1
4K Write 115
4K Mixed 58
202% 72.2 MB/s
DQ Read 877
DQ Write 386
DQ Mixed 488
400% 584 MB/s
406GB free (System drive)
Firmware: BXW7300Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 780 951 964 1056 1075 1009 MB/s
Read 1,608
Write 1,342
Mixed 977
SusWrite 972
274% 1,225 MB/s
4K Read 43.7
4K Write 111
4K Mixed 53.1
193% 69.4 MB/s
DQ Read 406
DQ Write 346
DQ Mixed 317
254% 356 MB/s
203GB free (System drive)
Firmware: BXW7300Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 765 640 699 584 697 699 MB/s
Read 1,356
Write 937
Mixed 658
SusWrite 681
202% 908 MB/s
4K Read 46.3
4K Write 122
4K Mixed 55.3
206% 74.4 MB/s
DQ Read 691
DQ Write 336
DQ Mixed 529
389% 519 MB/s
280GB free (System drive)
Firmware: BXW74H0Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 769 706 709 698 685 681 MB/s
Read 1,488
Write 870
Mixed 869
SusWrite 708
219% 984 MB/s
4K Read 41.2
4K Write 88.1
4K Mixed 49.5
172% 59.6 MB/s
DQ Read 684
DQ Write 251
DQ Mixed 414
320% 450 MB/s
122GB free (System drive)
Firmware: BXW7300Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 974 997 889 799 551 510 MB/s
Read 1,502
Write 1,248
Mixed 826
SusWrite 786
244% 1,091 MB/s
4K Read 32.3
4K Write 58.1
4K Mixed 40.1
131% 43.5 MB/s
DQ Read 275
DQ Write 221
DQ Mixed 267
194% 254 MB/s
77GB free (System drive)
Firmware: 6L0Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 566 503 501 477 504 489 MB/s
Read 1,255
Write 921
Mixed 628
SusWrite 507
184% 828 MB/s
4K Read 26.7
4K Write 98.1
4K Mixed 59.9
169% 61.6 MB/s
DQ Read 340
DQ Write 262
DQ Mixed 240
196% 281 MB/s
5,647 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 11,465,103 SSDs tested.

 Prices

AmazonUS $4005 months
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Typical SM951 NVMe PCIe M.2 512GB Builds (Compare 1,088 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: 113% - Outstanding Total price: $400

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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Solid State Drive Rankings (Price vs Performance) January 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

980 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.
CPUGPUSSD
Intel Core i7-8700K $360Nvidia GTX 1070 $320Samsung 850 Evo 250GB $70
AMD Ryzen 5 1600 $150Nvidia GTX 1060-6GB $240Samsung 850 Evo 500GB $110
Intel Core i5-8600K $260Nvidia GTX 1080-Ti $808Samsung 850 Pro 256GB $163
HDDRAMUSB
Seagate Barracuda 1TB (2016) $45Corsair Vengeance LPX DDR4 3000 C15 2x8GB $115SanDisk Extreme 64GB $43
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $780SanDisk Extreme 32GB $48
WD Blue 1TB (2012) $45Corsair Vengeance LPX DDR4 3200 C16 2x8GB $125SanDisk Extreme 16GB $22
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