Average Bench: 67% (375th of 848)

Based on 1,540 user benchmarks.  Models: ADATA SP900, ADATA SSD SP900 256GB-DL2, ADATA SP 900

Above average average bench

The Adata SP900 256GB averaged 32.9% 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 76.4MB/s
Avg. 4K Random Read Speed 22.8MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Adata SP900 256GB is 35.1%. This is a relatively wide range which indicates that the Adata SP900 256GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 4K-64Thread Read Speed 136MB/s
Avg. Sequential Write Speed 235MB/s
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Average Bench

(Based on 1,540 samples)
Min Avg Max
329 Read 469 514
181 Write 235 287
208 Mixed 289 356
72.9% 331 MB/s
Min Avg Max
11.5 4K Read 22.8 32
36.5 4K Write 76.4 117
7.99 4K Mixed 14.4 21.5
93.5% 37.9 MB/s
Min Avg Max
19.8 DQ Read 136 266
55.1 DQ Write 170 259
8.92 DQ Mixed 44.3 80.5
63.7% 117 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
111GB free
Firmware: 5.6.0 Max speed: SATA 3.0 600 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 491
Write 260
Mixed 264
74% 339 MB/s
4K Read 31.9
4K Write 99.6
4K Mixed 24.5
133% 52 MB/s
DQ Read 256
DQ Write 204
DQ Mixed 69.6
96% 176 MB/s
123GB free
Firmware: 5.8.2 Max speed: SATA 3.0 600 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 508
Write 219
Mixed 283
74% 337 MB/s
4K Read 32.4
4K Write 92.2
4K Mixed 22.6
127% 49.1 MB/s
DQ Read 226
DQ Write 212
DQ Mixed 77.9
97% 172 MB/s
72GB free
Firmware: 5.8.2 Max speed: SATA 3.0 600 MB/s
NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 477
Write 224
Mixed 304
74% 335 MB/s
4K Read 23.1
4K Write 111
4K Mixed 17.5
116% 50.7 MB/s
DQ Read 157
DQ Write 243
DQ Mixed 55.4
83% 152 MB/s
193GB free
Firmware: 5.8.2 Max speed: SATA 3.0 600 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 469
Write 194
Mixed 300
71% 321 MB/s
4K Read 22
4K Write 113
4K Mixed 10.3
106% 48.3 MB/s
DQ Read 23.5
DQ Write 109
DQ Mixed 11.6
25% 48 MB/s
1,540 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 2,595,267 SSDs tested.

 Prices

NeweggUS $89.992 months ago.
AmazonUS $100.922 month ago.
EbayUS $161.817 mins ago.
Send price feedback
Typical SP900 256GB Builds (Compare 12,805 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 94%
Nuclear submarine
Desktop
Desktop 80%
Aircraft carrier
Workstation
Workstation 63%
Destroyer

Motherboard: Asus Z170 PRO GAMING - $141

EDIT WITH CUSTOM PC BUILDER Value: 90% - Outstanding Total price: $972

Popular SP900 256GB compatible motherboards:

How Fast Is Your SSD? (Bench your build) Size up your PC in less than a minute.

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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How it works

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  • - CPU tests include: integer, floating and string.
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  • - RAM tests include: single/multi core bandwidth and latency.
  • - Reports are generated and presented on userbenchmark.com.
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Solid State Drive Rankings (Price vs Performance) April 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]

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848 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 $310Nvidia GTX 1070 $330Samsung 850 Evo 250GB $106
Intel Core i5-7600K $229AMD RX 480 $217Samsung 850 Pro 256GB $140
Intel Pentium G4560 $60Nvidia GTX 1060-6GB $219Samsung 850 Evo 500GB $170
HDDRAMUSB
Seagate Barracuda 1TB (2016) $50Corsair Vengeance LPX DDR4 3000 C15 2x8GB $122SanDisk Extreme 64GB $35
Seagate Barracuda 3TB (2016) $90G.SKILL Trident Z DDR4 3200 C14 4x16GB $700SanDisk Extreme 32GB $22
Seagate Barracuda 7200.14 1TB $46Corsair Vengeance LPX DDR4 3200 C16 2x8GB $137SanDisk Ultra Fit 32GB $9
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