Average Bench: 190% (24th of 862)

Based on 1,883 user benchmarks.  Models: SAMSUNG MZHPV512HDGL-00000, SAMSUNG MZHPV512HDGL-000L1

Outstanding average bench

The Samsung SM951 AHCI PCIe M.2 512GB averaged 89.5% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Samsung SM951 AHCI PCIe M.2 512GB near the top of the comparison list.

Strengths

Avg. Sequential Read Speed 1,640MB/s
Avg. Sequential Mixed IO Speed 1,264MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Samsung SM951 AHCI PCIe M.2 512GB is 125%. This is a particularly wide range which indicates that the Samsung SM951 AHCI PCIe M.2 512GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 4K-64Thread Read Speed 228MB/s
Avg. 4K-64Thread Write Speed 235MB/s
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Average Bench

(Based on 1,883 samples)
Min Avg Max
767 Read 1,640 2,005
615 Write 1,086 1,524
717 Mixed 1,264 1,660
295% 1,330 MB/s
Min Avg Max
23.1 4K Read 37.9 44.8
39.1 4K Write 98.4 143
19.1 4K Mixed 36.9 54.7
157% 57.7 MB/s
Min Avg Max
28.6 DQ Read 228 522
78.9 DQ Write 235 380
18.5 DQ Mixed 104 221
113% 189 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
408GB free
Firmware: BXW2500Q Max speed: PCIe 5,000 MB/s
NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 1,996
Write 1,514
Mixed 1,681
385% 1,731 MB/s
4K Read 40.1
4K Write 121
4K Mixed 52.2
192% 71.3 MB/s
DQ Read 356
DQ Write 263
DQ Mixed 162
161% 260 MB/s
215GB free
Firmware: BXW2500Q Max speed: PCIe 5,000 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 1,888
Write 1,022
Mixed 1,183
301% 1,364 MB/s
4K Read 38.3
4K Write 93.1
4K Mixed 45.8
166% 59.1 MB/s
DQ Read 339
DQ Write 296
DQ Mixed 155
161% 263 MB/s
165GB free
Firmware: BXW2500Q Max speed: PCIe 5,000 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 1,958
Write 968
Mixed 1,290
310% 1,405 MB/s
4K Read 42.2
4K Write 119
4K Mixed 30.3
166% 63.9 MB/s
DQ Read 43.5
DQ Write 130
DQ Mixed 159
100% 111 MB/s
393GB free
Firmware: BXW2500Q Max speed: PCIe 5,000 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 1,359
Write 1,071
Mixed 1,211
270% 1,214 MB/s
4K Read 37.9
4K Write 99.2
4K Mixed 27.5
145% 54.9 MB/s
DQ Read 40.2
DQ Write 309
DQ Mixed 126
112% 158 MB/s
152GB free
Firmware: BXW24L0Q Max speed: PCIe 5,000 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 1,431
Write 877
Mixed 1,119
253% 1,143 MB/s
4K Read 28.8
4K Write 86.2
4K Mixed 23.7
120% 46.2 MB/s
DQ Read 157
DQ Write 238
DQ Mixed 23.4
67% 140 MB/s
183GB free
Firmware: BXW2500Q Max speed: PCIe 5,000 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 1,707
Write 820
Mixed 1,036
261% 1,188 MB/s
4K Read 19
4K Write 28.5
4K Mixed 20.7
70% 22.7 MB/s
DQ Read 103
DQ Write 84.3
DQ Mixed 45.6
47% 77.6 MB/s
25GB free
Firmware: BXW2500Q Max speed: PCIe 5,000 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 1,421
Write 357
Mixed 640
175% 806 MB/s
4K Read 41.6
4K Write 121
4K Mixed 26.6
161% 63 MB/s
DQ Read 43
DQ Write 119
DQ Mixed 25.1
35% 62.3 MB/s
1,883 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 $289.508 days ago.
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Typical SM951 AHCI PCIe M.2 512GB Builds (Compare 246 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 15%
Tree trunk
Desktop
Desktop 72%
Battleship
Workstation
Workstation 42%
Speed boat

System: Asus N501JW

EDIT WITH CUSTOM PC BUILDER Value: 140% - Outstanding Total price: $290

Popular SM951 AHCI PCIe M.2 512GB systems:

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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]

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See how consistently different SSDs perform with varying real world conditions. The charts also illustrate overall performance, popularity and rank.

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