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AdataASP550SS3-480GM-C
Group Average(9 Highest-Voted)
▲ 51281 ▼

Controller: Silicon Motion SM2256. Flash Memory: SK Hynix 16nm TLC. Release date: Q3 2015.

VS
Effective Speed 
+16%
Real World Speed
Performance profile from 8,505 user samples
Benchmark your SSD here
8,505 User Benchmarks
Best Bench: 95% 232GB free (System drive)
Worst Bench: 61% 368GB free (System drive)
Poor: 61% Great: 95%
SPEED RANK: 466th / 1072
Effective Speed
Effective SSD Speed 		81.6 % 94.8 % Faster effective speed.
+16%
Average Score 
+22%
Read
Avg. Sequential Read Speed 		461 MB/s +4% 445 MB/s
Write
Avg. Sequential Write Speed 		364 MB/s 412 MB/s Faster write speed.
+13%
4K Read
Avg. 4K Random Read Speed 		27.8 MB/s 29.7 MB/s Slightly faster random read.
+7%
4K Write
Avg. 4K Random Write Speed 		80.7 MB/s 84.5 MB/s +5%
Mixed
Avg. Sequential Mixed IO Speed 		331 MB/s +3% 323 MB/s
4K Mixed
Avg. 4K Random Mixed IO Speed 		39.3 MB/s 39.7 MB/s +1%
SusWrite
Avg. Sustained Write Speed 		146 MB/s 340 MB/s Hugely faster sustained write speed.
+133%
Peak Score 
+25%
Read
Peak Sequential Read Speed 		508 MB/s +4% 490 MB/s
Write
Peak Sequential Write Speed 		446 MB/s 476 MB/s Slightly faster peak write speed.
+7%
4K Read
Peak 4K Random Read Speed 		33.1 MB/s 36.2 MB/s Slightly faster peak random read.
+9%
4K Write
Peak 4K Random Write Speed 		114 MB/s 120 MB/s +5%
Mixed
Peak Sequential Mixed IO Speed 		396 MB/s Slightly faster peak mixed IO speed.
+7% 		370 MB/s
4K Mixed
Peak 4K Random Mixed IO Speed 		49.3 MB/s 49.9 MB/s +1%
SusWrite
Peak Sequential Sustained Write 60s Average 		168 MB/s 440 MB/s Hugely faster peak sustained write speed.
+162%
Value & Sentiment 
+∞%
Market Share
Based on 75,881,892 SSDs tested
See market share leaders
User Rating
UBM User Rating 		51 % 53.9 % Slightly more popular.
+6%
Market Share
Market Share (trailing 30 days) 		0 % 0.11 % Insanely higher market share.
+∞%
Price
Price (score) 		$129 125 USD +3%
Value
Value For Money 		14.2 % 21.6 % Much better value.
+52%
Nice To Haves 
+2%
DQ Read
Peak 4K-64Thread Read Speed 		341 MB/s 345 MB/s +1%
DQ Write
Peak 4K-64Thread Write Speed 		334 MB/s 343 MB/s +3%
DQ Mixed
Peak 4K-64Thread Mixed IO Speed 		252 MB/s 269 MB/s Slightly faster peak deep queue mixed IO.
+7%
ADQ Read
Avg. 4K-64Thread Read Speed 		284 MB/s 300 MB/s Slightly faster deep queue read.
+6%
ADQ Write
Avg. 4K-64Thread Write Speed 		269 MB/s 275 MB/s +2%
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed 		216 MB/s 221 MB/s +2%
Age
Newest 		104 Months Slightly more recent.
+6% 		110 Months
AS-SSD Total
AS-SSD Total Score 		1,143 Pts 1,172 Pts +3%
Specifications 
Capacity
Capacity 		480GB   —
User Builds 
8,505
Custom PC Builder (Start a new build) Build your perfect PC: compare component prices, popularity, speed and value for money

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Solid State Drive Rankings (Price vs Performance) May 2024 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.
How Fast Is Your SSD? (Bench your build) Size up your PC in less than a minute

Welcome to our 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 value for money upgrades.

UserBenchmark of the month

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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
  • - SkillBench (space shooter) tests user input accuracy
  • - 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

 Frequently Asked Questions

Storage Devices FAQ
What is sustained sequential write speed?
What’s the difference between SLC, MLC and TLC?
What is 3D XPoint and how fast is it?
What’s the difference between SATA, PCIe and NVMe?
What’s the difference between NAND and V-NAND?
What is sequential write speed?
What is sequential read speed?
What is incompressible data?
What is queue depth?
Solid State Drives
What is the SSD value for money rating?
What is 4K 64 thread write speed?
Can CPU power saving states (C1,C2,C3) impact SSD speed?
What is the effective SSD speed index?
How is the AS SSD write score calculated?
How is the AS SSD read score calculated?
How is the AS SSD total score calculated?
ALL FAQs »

 Best User Rated
The Best.
CPUGPUSSD
Intel Core i5-13600K $254Nvidia RTX 4060 $289Crucial MX500 250GB $39
Intel Core i5-12400F $133Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $175Nvidia RTX 4070 $550Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $39SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $32Corsair Vengeance LPX DDR4 3000 C15 2x8GB $45SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $62G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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