Average Bench: 79.1% (441st of 1011)

Based on 20,287 user benchmarks.  Models: ADATA SP550, ADATA SP 550, ADAT SP550

Good average bench

The Adata Premier SP550 240GB averaged 20.8% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the Adata Premier SP550 240GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 206MB/s
Avg. 4K Random Mixed IO Speed 40.5MB/s

Average consistency

The range of scores (95th - 5th percentile) for the Adata Premier SP550 240GB is 41.2%. This is a relatively wide range which indicates that the Adata Premier SP550 240GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 91MB/s
Avg. Sequential Mixed IO Speed 342MB/s
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Average Bench

(Based on 20,287 samples)
Min Avg Max
360 Read 463 509
55.2 Write 363 454
96.8 Mixed 342 406
70 SusWrite 91 119
70.1% 315 MB/s
Min Avg Max
19.8 4K Read 29 39.3
29.3 4K Write 79.3 115
22.2 4K Mixed 40.5 52.8
138% 49.6 MB/s
Min Avg Max
40.1 DQ Read 281 342
55.5 DQ Write 266 339
55.9 DQ Mixed 206 257
173% 251 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
131GB free
Firmware: O0730A
SusWrite @10s intervals: 303 83 83 82 76 90 MB/s
Read 506
Write 435
Mixed 396
SusWrite 120
81% 364 MB/s
4K Read 30.7
4K Write 123
4K Mixed 47.9
173% 67.3 MB/s
DQ Read 309
DQ Write 320
DQ Mixed 250
206% 293 MB/s
92GB free (System drive)
Firmware: O0803B5a
SusWrite @10s intervals: 264 72 73 87 78 86 MB/s
Read 467
Write 397
Mixed 382
SusWrite 110
76% 339 MB/s
4K Read 34.6
4K Write 90.2
4K Mixed 47.8
161% 57.5 MB/s
DQ Read 305
DQ Write 142
DQ Mixed 253
180% 233 MB/s
79GB free (System drive)
Firmware: O0803B5a
SusWrite @10s intervals: 296 75 92 77 87 84 MB/s
Read 441
Write 404
Mixed 140
SusWrite 118
61% 276 MB/s
4K Read 24.1
4K Write 14
4K Mixed 27.4
79% 21.8 MB/s
DQ Read 360
DQ Write 321
DQ Mixed 115
148% 265 MB/s
20,287 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 19,850,011 SSDs tested.

 Prices

Approx. $60 @ launch in Sep '15
BHPhotoUS $743 years
AmazonUS $804 months
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Typical Premier SP550 240GB Builds (Compare 22,831 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 73%
Battleship
Desktop
Desktop 74%
Battleship
Workstation
Workstation 54%
Yacht

Motherboard: Asus Z170-A - $350

EDIT WITH CUSTOM PC BUILDER Value: 59% - Above average Total price: $1,189

Popular Premier SP550 240GB 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.
  • - Drive tests include: read, write, sustained write and mixed IO.
  • - RAM tests include: single/multi core bandwidth and latency.
  • - Reports are generated and presented on userbenchmark.com.
  • - Identify the strongest components in your PC.
  • - See speed test results from other users.
  • - Compare your components to the current market leaders.
  • - Explore your best upgrade options with a virtual PC build.
  • - Compare your in-game FPS to other users with your hardware.
  • - Share your opinion by voting.
Solid State Drive Rankings (Price vs Performance) December 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: Silicon Motion SM2256. Flash Memory: SK Hynix 16nm TLC

Faster and bigger, your superior upgrade solution...

Added 3 years ago.

Excellent (edit your comment) Add link

17 months ago.

if corrupted , website offers a tool to fix it for free unlike sandisk products


Good

3 years ago.

Really fast SSD for a good price.


Your
opinion?
1011 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
Intel Core i5-9400F $145Nvidia GTX 1660S (Super) $244Crucial MX500 250GB $39
Intel Core i5-9600K $200Nvidia RTX 2060 $324Samsung 850 Evo 120GB $150
Intel Core i7-9700K $360AMD RX 590 $180Samsung 860 Evo 250GB $54
HDDRAMUSB
Seagate Barracuda 1TB (2016) $32Corsair Vengeance LPX DDR4 3200 C16 2x8GB $76SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $38Corsair Vengeance LPX DDR4 3000 C15 2x8GB $58SanDisk Extreme 32GB $46
Seagate Barracuda 3TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $613SanDisk Extreme 16GB $24
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