Average Bench: 62% (468th of 853)

Based on 5,995 user benchmarks.  Models: ADAT SP550, ADATA SP550, ADATA SP 550

Above average average bench

The Adata Premier SP550 120GB averaged 37.9% 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 Read Speed 25.9MB/s
Avg. Sequential Read Speed 472MB/s

Good consistency

The range of scores (95th - 5th percentile) for the Adata Premier SP550 120GB is 27.1%. This is a relatively narrow range which indicates that the Adata Premier SP550 120GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. 4K-64Thread Mixed IO Speed 29.6MB/s
Avg. Sequential Write Speed 202MB/s
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Average Bench

(Based on 5,995 samples)
Min Avg Max
387 Read 472 494
175 Write 202 240
180 Mixed 229 263
65.9% 301 MB/s
Min Avg Max
17.3 4K Read 25.9 36
23.6 4K Write 45.4 63.9
9.3 4K Mixed 16.6 25.8
84.5% 29.3 MB/s
Min Avg Max
21.5 DQ Read 148 287
35.7 DQ Write 114 174
8.97 DQ Mixed 29.6 50.8
49.6% 97.1 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
8GB free
Firmware: O0803B5a Max speed: SATA 3.0 600 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 486
Write 253
Mixed 267
74% 335 MB/s
4K Read 36.3
4K Write 54.4
4K Mixed 27.7
119% 39.5 MB/s
DQ Read 315
DQ Write 171
DQ Mixed 51.3
89% 179 MB/s
93GB free
Firmware: O1230C Max speed: SATA 3.0 600 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 474
Write 196
Mixed 232
66% 301 MB/s
4K Read 24.5
4K Write 53.4
4K Mixed 17.9
88% 31.9 MB/s
DQ Read 214
DQ Write 115
DQ Mixed 38
62% 122 MB/s
112GB free
Firmware: O1230C Max speed: SATA 3.0 600 MB/s
NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 479
Write 203
Mixed 235
67% 305 MB/s
4K Read 22.8
4K Write 56.4
4K Mixed 10.5
78% 29.9 MB/s
DQ Read 250
DQ Write 154
DQ Mixed 47.2
77% 151 MB/s
91GB free
Firmware: O0803B5a Max speed: SATA 3.0 600 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 488
Write 226
Mixed 246
70% 320 MB/s
4K Read 19.7
4K Write 22.4
4K Mixed 9.35
54% 17.1 MB/s
DQ Read 21.3
DQ Write 28.8
DQ Mixed 9.66
12% 19.9 MB/s
5,995 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 3,285,774 SSDs tested.

 Prices

AmazonUS $59.992 months ago.
OutletPCUS $167.8425 days ago.
Send price feedback
Typical Premier SP550 120GB Builds (Compare 1,745 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 16%
Surfboard
Desktop
Desktop 62%
Destroyer
Workstation
Workstation 41%
Speed boat

Motherboard: Asus H170-PRO - $105

EDIT WITH CUSTOM PC BUILDER Value: 75% - Very good Total price: $450

Popular Premier SP550 120GB compatible motherboards:

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 Comments

Controller: Silicon Motion SM2256. Flash Memory: SK Hynix 16nm TLC.

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