Average Bench: 187% (37th of 921)

Based on 6,049 user benchmarks.  Model: NVMe SAMSUNG MZVPV256

Outstanding average bench

The Samsung SM951 NVMe PCIe M.2 256GB averaged 86.8% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Samsung SM951 NVMe PCIe M.2 256GB near the top of the comparison list.

Strengths

Avg. Sequential Read Speed 1,744MB/s
Avg. Sequential Mixed IO Speed 1,071MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Samsung SM951 NVMe PCIe M.2 256GB is 107%. This is a particularly wide range which indicates that the Samsung SM951 NVMe PCIe M.2 256GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 4K-64Thread Write Speed 223MB/s
Avg. 4K-64Thread Read Speed 275MB/s
ADVERTISEMENT

Average Bench

(Based on 6,049 samples)
Min Avg Max
751 Read 1,744 1,994
485 Write 856 1,208
635 Mixed 1,071 1,402
269% 1,224 MB/s
Min Avg Max
26.6 4K Read 46.3 50.7
58.2 4K Write 112 161
22.4 4K Mixed 38.9 56.8
179% 65.8 MB/s
Min Avg Max
35.9 DQ Read 275 608
92.3 DQ Write 223 367
22.2 DQ Mixed 103 210
117% 200 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
168GB free
Firmware: BXW7 Max speed: PCIe 5,000 MB/s
SYSTEM 4KALIGNED
Read 2,065
Write 1,182
Mixed 1,394
342% 1,547 MB/s
4K Read 57.5
4K Write 246
4K Mixed 63.8
299% 122 MB/s
DQ Read 1,146
DQ Write 378
DQ Mixed 278
332% 601 MB/s
148GB free
Firmware: BXW7300Q Max speed: PCIe 5,000 MB/s
SYSTEM 4KALIGNED
Read 1,553
Write 999
Mixed 1,163
274% 1,238 MB/s
4K Read 44.9
4K Write 104
4K Mixed 54.1
193% 67.8 MB/s
DQ Read 48.7
DQ Write 146
DQ Mixed 32.3
44% 75.7 MB/s
78GB free
Firmware: BXW7 Max speed: PCIe 5,000 MB/s
SYSTEM 4KALIGNED
Read 1,885
Write 689
Mixed 1,115
270% 1,230 MB/s
4K Read 40.4
4K Write 104
4K Mixed 48.5
178% 64.3 MB/s
DQ Read 376
DQ Write 249
DQ Mixed 136
149% 254 MB/s
117GB free
Firmware: BXW7300Q Max speed: PCIe 5,000 MB/s
SYSTEM 4KALIGNED
Read 1,840
Write 817
Mixed 1,091
274% 1,249 MB/s
4K Read 34.7
4K Write 149
4K Mixed 29.1
169% 71 MB/s
DQ Read 40.9
DQ Write 175
DQ Mixed 27.6
45% 81 MB/s
34GB free
Firmware: BXW7300Q Max speed: PCIe 5,000 MB/s
SYSTEM 4KALIGNED
Read 1,983
Write 647
Mixed 844
252% 1,158 MB/s
4K Read 38.3
4K Write 82.2
4K Mixed 32.7
144% 51.1 MB/s
DQ Read 196
DQ Write 178
DQ Mixed 74.3
87% 149 MB/s
132GB free
Firmware: BXW74H0Q Max speed: PCIe 5,000 MB/s
SYSTEM 4KALIGNED
Read 1,272
Write 766
Mixed 949
220% 996 MB/s
4K Read 25
4K Write 43
4K Mixed 19.7
86% 29.3 MB/s
DQ Read 32.6
DQ Write 64.9
DQ Mixed 18.8
23% 38.8 MB/s
6,049 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 6,471,072 SSDs tested.

 Prices

AmazonUS $14010 months
Send price feedback
EDIT WITH CUSTOM PC BUILDER Value: 142% - Outstanding Total price: $140

Popular SM951 NVMe PCIe M.2 256GB 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.

UserBenchmark of the month

How it works

  • - Download and run UserBenchMark (UBM).
  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
  • - Drive tests include: read, write and mixed IO.
  • - Checks include: 4k Align, NCQ, TRIM, SATA, USB & S.M.A.R.T.
  • - RAM tests include: single/multi core bandwidth and latency.
  • - 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 highest voted in class.
  • - Find the best upgrades.
  • - Share your opinion by voting.
Solid State Drive Rankings (Price vs Performance) April 2018 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]

ADVERTISEMENT

Group Test Results

  • Best user rated - Sometimes benchmarks get it completely wrong...
  • Fastest real world speed - Real World Speed measures performance for typical consumers.
  • Best value for money - Value for money is based on real world performance, price and capacity.
  • Raw speed comparison - Raw speed readings.
  • Details ordered by value - Detailed performance stats ordered by overall value for money.

 Comments

921 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 $330Nvidia GTX 1070 $447Samsung 850 Evo 250GB $90
Intel Core i7-7700K $290Nvidia GTX 1060-6GB $290Samsung 850 Evo 500GB $137
AMD Ryzen 5 1600 $176AMD RX 480 $350Samsung 850 Pro 256GB $163
HDDRAMUSB
Seagate Barracuda 1TB (2016) $44Corsair Vengeance LPX DDR4 3000 C15 2x8GB $183SanDisk Extreme 64GB $70
Seagate Barracuda 3TB (2016) $75G.SKILL Trident Z DDR4 3200 C14 4x16GB $957SanDisk Extreme 32GB $46
Seagate Barracuda 2TB (2016) $60Corsair Vengeance LPX DDR4 3200 C16 2x8GB $193SanDisk Extreme 16GB $18
Today's hottest deals
User Guide  •  About  •  FAQs  •  Email  •  Privacy  •  Developer Feedback