Average Bench: 186% (26th of 862)

Based on 3,516 user benchmarks.  Models: SAMSUNG MZHPV256HDGL-00000, SAMSUNG MZHPV256HDGL-000L1

Outstanding average bench

The Samsung SM951 AHCI PCIe M.2 256GB averaged 86.4% 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 1,700MB/s
Avg. Sequential Mixed IO Speed 1,158MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Samsung SM951 AHCI PCIe M.2 256GB is 107%. 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 256MB/s
Avg. 4K-64Thread Write Speed 238MB/s
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Average Bench

(Based on 3,516 samples)
Min Avg Max
766 Read 1,700 2,005
469 Write 960 1,214
680 Mixed 1,158 1,443
281% 1,273 MB/s
Min Avg Max
24.1 4K Read 40 45.3
45.9 4K Write 105 150
20.3 4K Mixed 36.3 51.4
163% 60.5 MB/s
Min Avg Max
31 DQ Read 256 552
83.8 DQ Write 238 373
19.4 DQ Mixed 111 230
121% 202 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
137GB free
Firmware: BXW2500Q Max speed: PCIe 5,000 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 1,971
Write 1,068
Mixed 1,009
297% 1,349 MB/s
4K Read 44.7
4K Write 136
4K Mixed 51.4
206% 77.4 MB/s
DQ Read 497
DQ Write 335
DQ Mixed 204
210% 345 MB/s
123GB free
Firmware: BXW25L0Q Max speed: PCIe 5,000 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 1,972
Write 1,062
Mixed 1,284
318% 1,439 MB/s
4K Read 44.3
4K Write 145
4K Mixed 44.2
200% 77.7 MB/s
DQ Read 536
DQ Write 341
DQ Mixed 30.1
132% 302 MB/s
114GB free
Firmware: BXW2500Q Max speed: PCIe 5,000 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 1,913
Write 937
Mixed 1,174
295% 1,341 MB/s
4K Read 41.5
4K Write 121
4K Mixed 47.7
188% 70.2 MB/s
DQ Read 107
DQ Write 322
DQ Mixed 31.2
77% 154 MB/s
132GB free
Firmware: BXW2500Q Max speed: PCIe 5,000 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 1,907
Write 1,112
Mixed 1,081
301% 1,367 MB/s
4K Read 41
4K Write 133
4K Mixed 29.6
171% 67.9 MB/s
DQ Read 38.8
DQ Write 138
DQ Mixed 26.5
38% 67.7 MB/s
32GB free
Firmware: BXW2500Q Max speed: PCIe 5,000 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 1,333
Write 502
Mixed 846
196% 894 MB/s
4K Read 38.8
4K Write 100
4K Mixed 24.6
144% 54.6 MB/s
DQ Read 41.4
DQ Write 108
DQ Mixed 24.5
33% 58 MB/s
114GB free
Firmware: BXW2500Q Max speed: PCIe 5,000 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 771
Write 663
Mixed 717
160% 717 MB/s
4K Read 37.6
4K Write 117
4K Mixed 39.5
170% 64.6 MB/s
DQ Read 34.8
DQ Write 233
DQ Mixed 139
106% 136 MB/s
3,516 MORE »

 Market Share (See Leaders)

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

 Prices

AmazonUS $154.991 month ago.
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Typical SM951 AHCI PCIe M.2 256GB Builds (Compare 1,686 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 108%
UFO
Desktop
Desktop 98%
Nuclear submarine
Workstation
Workstation 87%
Aircraft carrier

Motherboard: MSI X99A SLI PLUS(MS-7885)

EDIT WITH CUSTOM PC BUILDER Value: 96% - Outstanding Total price: $1,076

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

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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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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]

 Comments

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.

 Frequently Asked Questions

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