Average Bench: 68.5% (595th of 1003)

Based on 2,989 user benchmarks.  Models: ADATA SX900, ADATA SX 900, ADAT SX900

Above average average bench

The Adata XPG SX900 128GB averaged 31.4% 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-64Thread Mixed IO Speed 129MB/s
Avg. 4K Random Write Speed 81.9MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Adata XPG SX900 128GB is 31.4%. This is a relatively narrow range which indicates that the Adata XPG SX900 128GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 124MB/s
Avg. Sequential Write Speed 150MB/s
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Average Bench

(Based on 2,989 samples)
Min Avg Max
306 Read 382 436
119 Write 150 188
154 Mixed 198 239
95.8 SusWrite 124 149
47.2% 214 MB/s
Min Avg Max
18.7 4K Read 27.5 34.5
43.5 4K Write 81.9 114
20.9 4K Mixed 32.8 42.4
127% 47.4 MB/s
Min Avg Max
35.9 DQ Read 160 202
96.3 DQ Write 144 183
37.6 DQ Mixed 129 168
103% 144 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
25GB free (System drive)
Firmware: 5.4.1
SusWrite @10s intervals: 110 113 85 102 107 109 MB/s
Read 408
Write 145
Mixed 192
SusWrite 104
47% 212 MB/s
4K Read 22.8
4K Write 116
4K Mixed 33.9
139% 57.5 MB/s
DQ Read 148
DQ Write 119
DQ Mixed 128
97% 132 MB/s
88GB free (System drive)
Firmware: 5.0.2a
SusWrite @10s intervals: 137 118 141 142 143 142 MB/s
Read 291
Write 158
Mixed 196
SusWrite 137
44% 195 MB/s
4K Read 27.9
4K Write 87.4
4K Mixed 36.8
136% 50.7 MB/s
DQ Read 193
DQ Write 165
DQ Mixed 169
130% 176 MB/s
10GB free (System drive)
Firmware: 5.8.2
SusWrite @10s intervals: 105 91 74 66 66 63 MB/s
Read 376
Write 130
Mixed 200
SusWrite 77.6
43% 196 MB/s
4K Read 22.4
4K Write 101
4K Mixed 33.9
131% 52.5 MB/s
DQ Read 176
DQ Write 112
DQ Mixed 148
109% 145 MB/s
119GB free
Firmware: 5.0.1
SusWrite @10s intervals: 130 125 115 123 124 125 MB/s
Read 387
Write 147
Mixed 201
SusWrite 124
47% 215 MB/s
4K Read 18.8
4K Write 24.8
4K Mixed 20.4
68% 21.3 MB/s
DQ Read 128
DQ Write 77.3
DQ Mixed 96.3
74% 101 MB/s
2,989 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 15,014,380 SSDs tested.

 Prices

Approx. $71 @ launch in Mar '12
AmazonUS $1036 months
Send price feedback
Typical XPG SX900 128GB Builds (Compare 676 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 32%
Sail boat
Desktop
Desktop 59%
Gunboat
Workstation
Workstation 39%
Jet ski

System: Asus CG8270

EDIT WITH CUSTOM PC BUILDER Value: 56% - Above average Total price: $615

Popular XPG SX900 128GB systems:

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

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  • - CPU tests include: integer, floating and string.
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Solid State Drive Rankings (Price vs Performance) June 2019 SSD Rankings.

Welcome to our 2.5" and M.2 SSD comparison. We calculate effective speed for both SATA and NVMe drives based on real world performance then adjust by current prices per GB to yield a value for money rating. Our calculated values are checked against thousands of individual user ratings. The customizable table below combines these factors to bring you the definitive list of top SSDs. [SSDrivePro]

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Group Test Results

  • Best user rated - User sentiment trumps benchmarks for this comparison.
  • Best value for money - Value for money is based on real world performance.
  • Fastest real world speed - Real World Speed measures performance for typical consumers.

 Comments

Controller: LSI SandForce SF2281VB1-SDC. Flash Memory: Intel Micron Synchronous 25nm MLC

Breaking through the limits...

Added 3 years ago.

Your
opinion?
1003 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

 Best User Rated

The Best.
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AMD Ryzen 7 2700X $280Nvidia GTX 1080-Ti $808Samsung 850 Pro 256GB $97
HDDRAMUSB
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Seagate Barracuda 3TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $646SanDisk Extreme 32GB $48
WD Blue 1TB (2012) $45Corsair Vengeance LPX DDR4 3200 C16 2x8GB $85SanDisk Ultra Fit 32GB $12
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