Average Bench: 208% (15th of 862)

Based on 3,317 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 108.1% 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.


Avg. Sequential Read Speed 1,821MB/s
Avg. Sequential Mixed IO Speed 1,286MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Samsung SM951 NVMe PCIe M.2 512GB is 105%. This is a particularly wide range which indicates that the Samsung SM951 NVMe PCIe M.2 512GB performs inconsistently under varying real world conditions.


Avg. 4K-64Thread Read Speed 266MB/s
Avg. 4K-64Thread Write Speed 244MB/s

Average Bench

(Based on 3,317 samples)
Min Avg Max
1,157 Read 1,821 2,049
622 Write 1,110 1,510
753 Mixed 1,286 1,605
311% 1,406 MB/s
Min Avg Max
24.7 4K Read 48.4 51.6
44.5 4K Write 113 173
22.9 4K Mixed 42 63.6
187% 67.9 MB/s
Min Avg Max
34.6 DQ Read 266 602
95.7 DQ Write 244 394
22.5 DQ Mixed 109 227
122% 206 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
48GB free
Firmware: BXW7300Q Max speed: PCIe 5,000 MB/s
Read 1,963
Write 804
Mixed 858
264% 1,208 MB/s
4K Read 42.4
4K Write 117
4K Mixed 39.4
177% 66.3 MB/s
DQ Read 46.1
DQ Write 199
DQ Mixed 170
117% 139 MB/s
104GB free
Firmware: BXW7300Q Max speed: PCIe 5,000 MB/s
Read 1,921
Write 811
Mixed 1,037
276% 1,256 MB/s
4K Read 41.6
4K Write 116
4K Mixed 28
160% 61.8 MB/s
DQ Read 46.3
DQ Write 112
DQ Mixed 27.4
36% 61.8 MB/s
104GB free
Firmware: BXW7300Q Max speed: PCIe 5,000 MB/s
Read 1,854
Write 740
Mixed 1,042
266% 1,212 MB/s
4K Read 40.5
4K Write 118
4K Mixed 28.6
160% 62.3 MB/s
DQ Read 45.8
DQ Write 114
DQ Mixed 27
36% 62.4 MB/s
48GB free
Firmware: BXW7300Q Max speed: PCIe 5,000 MB/s
Read 1,783
Write 846
Mixed 990
265% 1,206 MB/s
4K Read 37.5
4K Write 90.6
4K Mixed 24.5
136% 50.9 MB/s
DQ Read 38.7
DQ Write 230
DQ Mixed 25.4
52% 97.9 MB/s
3,317 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 4,441,629 SSDs tested.


AmazonUS $289.373 days ago.
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Typical SM951 NVMe PCIe M.2 512GB Builds (Compare 795 builds) See popular component choices, score breakdowns and rankings.
Gaming 16%
Desktop 77%
Workstation 51%

System: Asus N501VW

EDIT WITH CUSTOM PC BUILDER Value: 154% - Outstanding Total price: $289

Popular SM951 NVMe PCIe M.2 512GB systems:

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Solid State Drive Rankings (Price vs Performance) November 2017 SSD Rankings.

Welcome to our consumer SSD comparison. We calculate effective speed based on real world performance then adjust by cost per GB to yield a value for money rating. Calculated values don't always tell the whole picture so we check them against thousands of individual user ratings. The customizable table below combines these factors and more to bring you the definitive list of top SSDs. Share your opinion by voting. [SSDrivePro]


862 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.

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