Average Bench: 205% (93rd of 1071)

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 BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
196GB free (System drive)
Firmware: BXW7300Q Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 787 659 634 582 627 615 MB/s
Read 1,653
Write 1,076
Mixed 942
SusWrite 651
240% 1,080 MB/s
4K Read 54.8
4K Write 210
4K Mixed 74.6
290% 113 MB/s
DQ Read 1,210
DQ Write 338
DQ Mixed 562
469% 703 MB/s
477GB free
Firmware: BXW74H0Q Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 1133 1141 1157 1222 1221 1216 MB/s
Read 1,226
Write 1,267
Mixed 883
SusWrite 1,182
257% 1,139 MB/s
4K Read 43.8
4K Write 101
4K Mixed 53.4
188% 66.2 MB/s
DQ Read 719
DQ Write 315
DQ Mixed 489
370% 508 MB/s
477GB free
Firmware: BXW74H0Q Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 1095 1098 940 1044 1121 1137 MB/s
Read 1,224
Write 1,248
Mixed 867
SusWrite 1,073
248% 1,103 MB/s
4K Read 41.9
4K Write 101
4K Mixed 53.3
185% 65.4 MB/s
DQ Read 770
DQ Write 325
DQ Mixed 489
378% 528 MB/s
112GB free (System drive)
Firmware: BXW7 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 832 594 457 405 391 394 MB/s
Read 1,612
Write 993
Mixed 907
SusWrite 512
223% 1,006 MB/s
4K Read 42.5
4K Write 106
4K Mixed 54
190% 67.5 MB/s
DQ Read 882
DQ Write 307
DQ Mixed 498
393% 562 MB/s
219GB free (System drive)
Firmware: BXW74H0Q Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 654 716 822 795 818 831 MB/s
Read 1,381
Write 789
Mixed 796
SusWrite 773
208% 935 MB/s
4K Read 34.9
4K Write 71.2
4K Mixed 44.6
148% 50.2 MB/s
DQ Read 802
DQ Write 280
DQ Mixed 411
338% 498 MB/s
12,601 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,893,855 SSDs tested

 Prices

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EbayUS $693 months
AmazonUS $2005 mins
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Typical SM951 NVMe PCIe M.2 512GB Builds (Compare 425 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 10%
Tree trunk
Desktop
Desktop 60%
Gunboat
Workstation
Workstation 10%
Tree trunk

System: Asus N501VW

EDIT WITH CUSTOM PC BUILDER Value: 60% - Above average Total price: $69

Popular SM951 NVMe PCIe M.2 512GB systems:

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Solid State Drive Rankings (Price vs Performance) May 2024 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

1071 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 i5-12600K $168Nvidia RTX 4070 $490Samsung 860 Evo 250GB $52
HDDRAMUSB
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WD Blue 1TB (2012) $32Corsair Vengeance LPX DDR4 3000 C15 2x8GB $45SanDisk Extreme 32GB $28
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