Average Bench: 68% (491st of 955)

Based on 8,225 user benchmarks.  Models: ADAT SP550, ADATA SP550, ADATA SP 550

Above average average bench

The Adata Premier SP550 120GB averaged 31.9% 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-64Thread Mixed IO Speed 104MB/s
Avg. 4K Random Read Speed 26.2MB/s

Average consistency

The range of scores (95th - 5th percentile) for the Adata Premier SP550 120GB is 43%. This is a relatively wide range which indicates that the Adata Premier SP550 120GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 90.9MB/s
Avg. Sequential Mixed IO Speed 273MB/s
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Average Bench

(Based on 8,225 samples)
Min Avg Max
363 Read 469 506
179 Write 273 408
180 Mixed 273 374
77.9 SusWrite 90.9 100
61.3% 277 MB/s
Min Avg Max
17.2 4K Read 26.2 37.2
21.5 4K Write 60.5 116
9.02 4K Mixed 25.7 47.1
105% 37.5 MB/s
Min Avg Max
22.7 DQ Read 197 317
43.4 DQ Write 175 319
9.31 DQ Mixed 104 240
101% 159 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
63GB free (System drive)
Firmware: O0803B5a
SusWrite @10s intervals: 304 66 64 66 66 66 MB/s
Read 515
Write 395
Mixed 384
SusWrite 105
78% 350 MB/s
4K Read 45.5
4K Write 125
4K Mixed 61.5
214% 77.4 MB/s
DQ Read 348
DQ Write 319
DQ Mixed 275
222% 314 MB/s
39GB free (System drive)
Firmware: O0803B5a
SusWrite @10s intervals: 273 58 56 53 60 57 MB/s
Read 505
Write 415
Mixed 376
SusWrite 92.8
77% 347 MB/s
4K Read 28.4
4K Write 89.6
4K Mixed 31.4
131% 49.8 MB/s
DQ Read 255
DQ Write 254
DQ Mixed 239
184% 249 MB/s
64GB free (System drive)
Firmware: O0803B5a
SusWrite @10s intervals: 284 63 63 64 65 65 MB/s
Read 494
Write 439
Mixed 401
SusWrite 101
80% 359 MB/s
4K Read 33.3
4K Write 45.5
4K Mixed 26.2
108% 35 MB/s
DQ Read 315
DQ Write 177
DQ Mixed 149
137% 213 MB/s
8,225 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 7,569,776 SSDs tested.

 Prices

Approx. $40 @ launch in Sep '15
AmazonUS $402 months
OutletPCUS $681 day
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Typical Premier SP550 120GB Builds (Compare 2,890 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 63%
Destroyer
Desktop
Desktop 67%
Battle cruiser
Workstation
Workstation 52%
Yacht

Motherboard: Asus H170-PRO - $105

EDIT WITH CUSTOM PC BUILDER Value: 81% - Excellent Total price: $685

Popular Premier SP550 120GB 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

  • - Download and run UserBenchMark.
  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
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  • - Reports are generated and presented on userbenchmark.com.
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Solid State Drive Rankings (Price vs Performance) July 2018 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: Silicon Motion SM2256. Flash Memory: SK Hynix 16nm TLC.

Faster and bigger, your superior upgrade solution....

Added 2 years ago.

Your
opinion?
955 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.
CPUGPUSSD
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AMD Ryzen 5 1600 $150Nvidia GTX 1060-6GB $289Samsung 850 Evo 500GB $121
Intel Core i5-8600K $245AMD RX 480 $280Samsung 850 Pro 256GB $136
HDDRAMUSB
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Seagate Barracuda 3TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $951SanDisk Extreme 32GB $46
Seagate Barracuda 2TB (2016) $58HyperX Fury DDR4 2133 C14 2x8GB $219SanDisk Ultra Fit 32GB $12
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