Average Bench: 189% (23rd of 859)

Based on 1,860 user benchmarks.  Models: SAMSUNG MZHPV512HDGL-00000, SAMSUNG MZHPV512HDGL-000L1

Outstanding average bench

The Samsung SM951 AHCI PCIe M.2 512GB averaged 88.8% 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 1,629MB/s
Avg. Sequential Mixed IO Speed 1,266MB/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 227MB/s
Avg. 4K-64Thread Write Speed 239MB/s
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Average Bench

(Based on 1,860 samples)
Min Avg Max
766 Read 1,629 2,003
616 Write 1,095 1,524
713 Mixed 1,266 1,653
295% 1,330 MB/s
Min Avg Max
22.1 4K Read 36 44.8
37.3 4K Write 97.4 144
18.9 4K Mixed 36.8 54.7
153% 56.7 MB/s
Min Avg Max
28.7 DQ Read 227 532
76.6 DQ Write 239 382
18.5 DQ Mixed 101 230
112% 189 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
352GB free
Firmware: BXW2500Q Max speed: PCIe 5,000 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 1,899
Write 1,405
Mixed 1,602
364% 1,635 MB/s
4K Read 42.1
4K Write 124
4K Mixed 53.7
198% 73.2 MB/s
DQ Read 417
DQ Write 325
DQ Mixed 178
186% 307 MB/s
358GB free
Firmware: BXW2500Q Max speed: PCIe 5,000 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 1,952
Write 1,228
Mixed 1,579
352% 1,586 MB/s
4K Read 42.7
4K Write 125
4K Mixed 42
184% 69.8 MB/s
DQ Read 282
DQ Write 303
DQ Mixed 148
151% 244 MB/s
319GB free
Firmware: BXW2500Q Max speed: PCIe 5,000 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 2,016
Write 921
Mixed 1,192
302% 1,376 MB/s
4K Read 43.6
4K Write 126
4K Mixed 53.7
202% 74.4 MB/s
DQ Read 396
DQ Write 343
DQ Mixed 178
186% 306 MB/s
281GB free
Firmware: BXW2500Q Max speed: PCIe 5,000 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 1,387
Write 1,116
Mixed 1,253
279% 1,252 MB/s
4K Read 44.5
4K Write 117
4K Mixed 53.7
198% 71.6 MB/s
DQ Read 609
DQ Write 356
DQ Mixed 243
245% 403 MB/s
374GB free
Firmware: BXW2500Q Max speed: PCIe 5,000 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 1,898
Write 1,247
Mixed 1,439
339% 1,528 MB/s
4K Read 38
4K Write 89.3
4K Mixed 26.7
139% 51.4 MB/s
DQ Read 39.2
DQ Write 105
DQ Mixed 25.9
33% 56.6 MB/s
151GB free
Firmware: BXW2500Q Max speed: PCIe 5,000 MB/s
NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 1,347
Write 1,114
Mixed 1,269
277% 1,243 MB/s
4K Read 41.9
4K Write 109
4K Mixed 50.7
186% 67.3 MB/s
DQ Read 283
DQ Write 273
DQ Mixed 141
144% 232 MB/s
164GB free
Firmware: BXW22L0Q Max speed: PCIe 5,000 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 1,311
Write 681
Mixed 949
216% 980 MB/s
4K Read 37
4K Write 75.3
4K Mixed 42.8
151% 51.7 MB/s
DQ Read 214
DQ Write 136
DQ Mixed 77.4
84% 143 MB/s
1,860 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 3,842,931 SSDs tested.

 Prices

AmazonUS $230.7230 days ago.
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Typical SM951 AHCI PCIe M.2 512GB Builds (Compare 393 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: 166% - Outstanding Total price: $231

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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