Average Bench: 66.6% (404th of 873)

Based on 2,729 user benchmarks.  Models: ADATA SP900, ADATA SSD SP900 256GB-DL2, ADATA SP 900

Above average average bench

The Adata SP900 256GB averaged 33.3% lower than the peak scores attained by the group leaders. This isn't a great result which indicates that there are much faster alternatives on the comparison list.

Strengths

Avg. 4K Random Write Speed 75.4MB/s
Avg. 4K Random Read Speed 22.4MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Adata SP900 256GB is 32.3%. This is a relatively narrow range which indicates that the Adata SP900 256GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. 4K-64Thread Read Speed 141MB/s
Avg. Sequential Write Speed 230MB/s
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Average Bench

(Based on 2,729 samples)
Min Avg Max
349 Read 470 514
176 Write 230 279
204 Mixed 283 345
72.2% 328 MB/s
Min Avg Max
9.66 4K Read 22.4 31.8
34.8 4K Write 75.4 111
8.39 4K Mixed 14.3 20.3
92.2% 37.4 MB/s
Min Avg Max
21.2 DQ Read 141 273
59.1 DQ Write 175 251
8.57 DQ Mixed 43.1 79.9
64.5% 120 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
91GB free
Firmware: 5.8.2 Max speed: SATA 3.0 600 MB/s
NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 511
Write 218
Mixed 294
75% 341 MB/s
4K Read 24.7
4K Write 86.9
4K Mixed 14.4
102% 42 MB/s
DQ Read 124
DQ Write 212
DQ Mixed 55.9
74% 131 MB/s
66GB free
Firmware: 5.6.0 Max speed: SATA 3.0 600 MB/s
NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 352
Write 237
Mixed 274
64% 288 MB/s
4K Read 28.1
4K Write 69.2
4K Mixed 16.4
100% 37.9 MB/s
DQ Read 220
DQ Write 171
DQ Mixed 58.9
81% 150 MB/s
209GB free
Firmware: 5.8.2 Max speed: SATA 3.0 600 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 480
Write 252
Mixed 334
78% 355 MB/s
4K Read 26.4
4K Write 63.3
4K Mixed 13.1
90% 34.3 MB/s
DQ Read 130
DQ Write 134
DQ Mixed 10.4
41% 91.4 MB/s
38GB free
Firmware: 5.0.7a Max speed: SATA 3.0 600 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 494
Write 290
Mixed 308
80% 364 MB/s
4K Read 23
4K Write 55.3
4K Mixed 11.6
79% 30 MB/s
DQ Read 106
DQ Write 129
DQ Mixed 59.9
61% 98.3 MB/s
36GB free
Firmware: 5.0.7a Max speed: SATA 3.0 600 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 514
Write 214
Mixed 294
75% 341 MB/s
4K Read 20.2
4K Write 55.4
4K Mixed 11.8
75% 29.2 MB/s
DQ Read 28.9
DQ Write 62.6
DQ Mixed 12.3
19% 34.6 MB/s
2,729 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 4,734,658 SSDs tested.

 Prices

AmazonUS $11917 mins
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Typical SP900 256GB Builds (Compare 15,188 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 93%
Nuclear submarine
Desktop
Desktop 80%
Battleship
Workstation
Workstation 63%
Destroyer

Motherboard: Asus Z170 PRO GAMING - $157

EDIT WITH CUSTOM PC BUILDER Value: 75% - Very good Total price: $1,211

Popular SP900 256GB compatible motherboards:

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Solid State Drive Rankings (Price vs Performance) December 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

Controller: LSI SandForce SF2281. NAND Flash: Intel Micron Synchronous 25nm MLC.

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873 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.

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