Average Bench: 185% (58th of 955)

Based on 6,208 user benchmarks.  Model: NVMe SAMSUNG MZVPV256

Outstanding average bench

The Samsung SM951 NVMe PCIe M.2 256GB averaged 85.1% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Samsung SM951 NVMe PCIe M.2 256GB near the top of the comparison list.

Strengths

Avg. Sequential Read Speed 1,752MB/s
Avg. Sequential Mixed IO Speed 1,045MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Samsung SM951 NVMe PCIe M.2 256GB is 104%. 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 218MB/s
Avg. 4K-64Thread Read Speed 289MB/s
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Average Bench

(Based on 6,208 samples)
Min Avg Max
773 Read 1,752 1,994
466 Write 845 1,216
636 Mixed 1,045 1,399
394 SusWrite 617 1,170
236% 1,065 MB/s
Min Avg Max
25.8 4K Read 44.6 50.4
57.4 4K Write 112 163
20.9 4K Mixed 38.7 56
176% 65 MB/s
Min Avg Max
36.4 DQ Read 289 765
86.2 DQ Write 218 363
21.6 DQ Mixed 114 266
123% 207 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
173GB free (System drive)
Firmware: BXW7 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 768 673 688 784 762 761 MB/s
Read 1,809
Write 1,099
Mixed 700
SusWrite 739
241% 1,087 MB/s
4K Read 42.4
4K Write 106
4K Mixed 50.5
185% 66.3 MB/s
DQ Read 514
DQ Write 333
DQ Mixed 479
342% 442 MB/s
130GB free (System drive)
Firmware: BXW74H0Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 794 793 858 770 732 662 MB/s
Read 1470
Write 954
Mixed 727
SusWrite 768
218% 980 MB/s
4K Read 37.6
4K Write 135
4K Mixed 54.3
198% 75.6 MB/s
DQ Read 238
DQ Write 347
DQ Mixed 92.8
126% 226 MB/s
65GB free (System drive)
Firmware: BXW7300Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 424 358 375 364 356 353 MB/s
Read 1,392
Write 509
Mixed 616
SusWrite 372
159% 722 MB/s
4K Read 44.4
4K Write 117
4K Mixed 54
198% 71.8 MB/s
DQ Read 1,131
DQ Write 233
DQ Mixed 391
362% 585 MB/s
79GB free (System drive)
Firmware: BXW7300Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 517 404 450 450 457 436 MB/s
Read 1,634
Write 758
Mixed 614
SusWrite 452
190% 865 MB/s
4K Read 47.2
4K Write 124
4K Mixed 55.5
208% 75.7 MB/s
DQ Read 46.3
DQ Write 112
DQ Mixed 494
258% 218 MB/s
6,208 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 7,537,239 SSDs tested.

 Prices

EbayUS $1231 min
AmazonUS $22019 mins
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EDIT WITH CUSTOM PC BUILDER Value: 155% - Outstanding Total price: $123

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.

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  • - CPU tests include: integer, floating and string.
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Solid State Drive Rankings (Price vs Performance) July 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]

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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

955 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 $320Nvidia GTX 1070 $410Samsung 850 Evo 250GB $100
AMD Ryzen 5 1600 $150Nvidia GTX 1060-6GB $289Samsung 850 Evo 500GB $121
Intel Core i5-8600K $235AMD RX 480 $280Samsung 850 Pro 256GB $160
HDDRAMUSB
Seagate Barracuda 1TB (2016) $44Corsair Vengeance LPX DDR4 3000 C15 2x8GB $176SanDisk Extreme 64GB $44
Seagate Barracuda 3TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $951SanDisk Extreme 32GB $46
Seagate Barracuda 2TB (2016) $59HyperX Fury DDR4 2133 C14 2x8GB $219SanDisk Ultra Fit 32GB $12
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