Average Bench: 192% (18th of 850)

Based on 2,598 user benchmarks.  Models: SAMSUNG MZHPV256HDGL-00000, SAMSUNG MZHPV256HDGL-000L1

Outstanding average bench

The Samsung SM951 AHCI PCIe M.2 256GB averaged 92.0% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Samsung SM951 AHCI PCIe M.2 256GB near the top of the comparison list.

Strengths

Avg. Sequential Read Speed 1,756MB/s
Avg. Sequential Mixed IO Speed 1,188MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Samsung SM951 AHCI PCIe M.2 256GB is 108%. This is a particularly wide range which indicates that the Samsung SM951 AHCI PCIe M.2 256GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 4K-64Thread Read Speed 246MB/s
Avg. 4K-64Thread Write Speed 246MB/s
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Average Bench

(Based on 2,598 samples)
Min Avg Max
759 Read 1,756 2,025
552 Write 979 1,213
684 Mixed 1,188 1,438
289% 1,308 MB/s
Min Avg Max
24.8 4K Read 44 47.2
46.4 4K Write 112 164
18.8 4K Mixed 35.5 51.8
171% 63.8 MB/s
Min Avg Max
31.8 DQ Read 246 585
99.8 DQ Write 246 376
21.4 DQ Mixed 109 236
119% 200 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
88GB free
Firmware: BXW2500Q Max speed: PCIe 5,000 MB/s
SYSTEM NCQ 4KALIGNED S.M.A.R.T
Read 4,443
Write 102
Mixed 195
330% 1,580 MB/s
4K Read 1,748
4K Write 6.12
4K Mixed 6.05
2,660% 587 MB/s
166GB free
Firmware: BXW2500Q Max speed: PCIe 5,000 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 1,968
Write 1,194
Mixed 1,427
338% 1,530 MB/s
4K Read 41.1
4K Write 141
4K Mixed 50.1
201% 77.5 MB/s
DQ Read 616
DQ Write 378
DQ Mixed 254
254% 416 MB/s
154GB free
Firmware: BXW2500Q Max speed: PCIe 5,000 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 1,979
Write 1,195
Mixed 1,364
334% 1,513 MB/s
4K Read 46.8
4K Write 118
4K Mixed 29.1
170% 64.5 MB/s
DQ Read 44.6
DQ Write 137
DQ Mixed 29.2
40% 70.2 MB/s
155GB free
Firmware: BXW2500Q Max speed: PCIe 5,000 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 1,963
Write 1,204
Mixed 1,399
337% 1,522 MB/s
4K Read 41.5
4K Write 110
4K Mixed 27.5
156% 59.7 MB/s
DQ Read 41.6
DQ Write 152
DQ Mixed 27.3
41% 73.7 MB/s
150GB free
Firmware: BXW2500Q Max speed: PCIe 5,000 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 1,906
Write 1,090
Mixed 1,364
321% 1,454 MB/s
4K Read 38.3
4K Write 116
4K Mixed 34.4
164% 63 MB/s
DQ Read 256
DQ Write 169
DQ Mixed 90.6
100% 172 MB/s
184GB free
Firmware: BXW2500Q Max speed: PCIe 5,000 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 1,770
Write 1,156
Mixed 1,398
320% 1,441 MB/s
4K Read 20.8
4K Write 34.1
4K Mixed 29.8
88% 28.3 MB/s
DQ Read 121
DQ Write 117
DQ Mixed 52
58% 96.8 MB/s
2,598 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 3,046,212 SSDs tested.

 Prices

AmazonUS $119.9920 mins ago.
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Typical SM951 AHCI PCIe M.2 256GB Builds (Compare 1,361 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 66%
Battle cruiser
Desktop
Desktop 101%
UFO
Workstation
Workstation 69%
Battle cruiser

Motherboard: Asrock Z97 Extreme6 - $162

EDIT WITH CUSTOM PC BUILDER Value: 88% - Excellent Total price: $1,005

Popular SM951 AHCI PCIe M.2 256GB compatible motherboards:

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  • - GPU tests include: six 3D game simulations.
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  • - RAM tests include: single/multi core bandwidth and latency.
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Solid State Drive Rankings (Price vs Performance) June 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]

850 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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The Best.
CPUGPUSSD
Intel Core i7-7700K $309Nvidia GTX 1070 $390Samsung 850 Evo 250GB $100
Intel Core i5-7600K $231AMD RX 480 $608Samsung 850 Pro 256GB $138
AMD Ryzen 7 1700 $280Nvidia GTX 1060-6GB $247Samsung 850 Evo 500GB $167
HDDRAMUSB
Seagate Barracuda 1TB (2016) $50Corsair Vengeance LPX DDR4 3000 C15 2x8GB $127SanDisk Extreme 64GB $34
Seagate Barracuda 3TB (2016) $75G.SKILL Trident Z DDR4 3200 C14 4x16GB $696SanDisk Extreme 32GB $22
Seagate Barracuda 7200.14 1TB $40HyperX Fury DDR4 2133 C14 2x8GB $133SanDisk Ultra Fit 32GB $13
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