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OCZTRN150-25SAT3-960G
AdataASP550SS3-960GM-C
▲ 51141 ▼

Controller: Toshiba TC58. Flash NAND: Toshiba 15nm TLC. Release date: Q2 2016.

VS
▲ 5166 ▼

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

Effective Speed 
+8%
Real World Speed
Performance profile from 4,397 user samples
Benchmark your SSD here
3,375 User Benchmarks
Best Bench: 103% 644GB free
Worst Bench: 66% 560GB free
Poor: 66% Great: 103%
SPEED RANK: 353rd / 1072
1,022 User Benchmarks
Best Bench: 95% 893GB free
Worst Bench: 59% 480GB free (System drive)
Poor: 59% Great: 95%
SPEED RANK: 465th / 1072
Effective Speed
Effective SSD Speed 		88.5 % Slightly faster effective speed.
+8% 		81.6 %
Average Score 
+11%
Read
Avg. Sequential Read Speed 		474 MB/s Faster read speed.
+14% 		416 MB/s
Write
Avg. Sequential Write Speed 		446 MB/s Faster write speed.
+16% 		386 MB/s
4K Read
Avg. 4K Random Read Speed 		27.2 MB/s Faster random read.
+11% 		24.4 MB/s
4K Write
Avg. 4K Random Write Speed 		75.4 MB/s 82.2 MB/s Slightly faster random write.
+9%
Mixed
Avg. Sequential Mixed IO Speed 		358 MB/s Faster mixed IO speed.
+18% 		304 MB/s
4K Mixed
Avg. 4K Random Mixed IO Speed 		34.6 MB/s 36.4 MB/s Slightly faster random mixed IO.
+5%
SusWrite
Avg. Sustained Write Speed 		290 MB/s Much faster sustained write speed.
+32% 		220 MB/s
Peak Score 
+12%
Read
Peak Sequential Read Speed 		515 MB/s Faster peak read speed.
+13% 		454 MB/s
Write
Peak Sequential Write Speed 		495 MB/s Slightly faster peak write speed.
+9% 		456 MB/s
4K Read
Peak 4K Random Read Speed 		32.2 MB/s Faster peak random read.
+11% 		28.9 MB/s
4K Write
Peak 4K Random Write Speed 		106 MB/s 117 MB/s Faster peak random write.
+10%
Mixed
Peak Sequential Mixed IO Speed 		389 MB/s Faster peak mixed IO speed.
+15% 		339 MB/s
4K Mixed
Peak 4K Random Mixed IO Speed 		41.9 MB/s 44.9 MB/s Slightly faster peak random mixed IO.
+7%
SusWrite
Peak Sequential Sustained Write 60s Average 		354 MB/s Much faster peak sustained write speed.
+53% 		231 MB/s
Value & Sentiment 
�%
Market Share
Based on 75,695,483 SSDs tested
See market share leaders
Market Share
Market Share (trailing 30 days) 		0 % 0 %
Value
Value For Money 		19.4 % 27.1 % Much better value.
+40%
User Rating
UBM User Rating 		51 % 51 %
Price
Price (score) 		$190 $109 Much cheaper.
+43%
Nice To Haves 
+1%
Age
Newest 		96 Months Slightly more recent.
+7% 		103 Months
DQ Read
Peak 4K-64Thread Read Speed 		348 MB/s Slightly faster peak deep queue read.
+7% 		324 MB/s
DQ Write
Peak 4K-64Thread Write Speed 		346 MB/s +5% 330 MB/s
AS-SSD Total
AS-SSD Total Score 		1,164 Pts Slightly stronger server IO.
+5% 		1,105 Pts
DQ Mixed
Peak 4K-64Thread Mixed IO Speed 		199 MB/s 239 MB/s Faster peak deep queue mixed IO.
+20%
ADQ Read
Avg. 4K-64Thread Read Speed 		314 MB/s Faster deep queue read.
+14% 		275 MB/s
ADQ Write
Avg. 4K-64Thread Write Speed 		281 MB/s +3% 274 MB/s
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed 		177 MB/s 206 MB/s Faster deep queue mixed IO.
+16%
Specifications 
Capacity
Capacity 		960GB 960GB
User Builds 
3,375
1,022
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) April 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 $274Nvidia RTX 4060 $295Crucial MX500 250GB $40
Intel Core i5-12400F $133Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $183Nvidia RTX 4070 $539Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $45SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $37Corsair Vengeance LPX DDR4 3000 C15 2x8GB $43SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $51G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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