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OCZVTR180-25SAT3-480G
$140
CrucialCT525MX300SSD1
▲ 59236 ▼
 $140 

Controller: OCZ Barefoot 3 M00. Flash: Toshiba 19nm (2nd gen) MLC NAND. Release date: Q1 2015.

VS
Copy
▲ 651,127 ▼

Controller: Marvell 88SS1074. Flash Memory: Micron 3D TLC. Release date: Q2 2016.

Effective Speed 
+6%
Real World Speed
Performance profile from 46,432 user samples
Benchmark your SSD here
603 User Benchmarks
Best Bench: 109% 67GB free
Worst Bench: 63% 47GB free
Poor: 63% Great: 109%
SPEED RANK: 248th / 1003
45,829 User Benchmarks
Best Bench: 99% 375GB free
Worst Bench: 60% 247GB free (System drive)
Poor: 60% Great: 99%
SPEED RANK: 305th / 1003
Effective Speed
Effective SSD Speed 		91.2 % Slightly faster effective speed.
+6% 		86.3 %
Average User Bench 
+5%
Read
Avg. Sequential Read Speed 		458 MB/s Slightly faster read speed.
+14% 		400 MB/s
Write
Avg. Sequential Write Speed 		432 MB/s Slightly faster write speed.
+6% 		407 MB/s
4K Read
Avg. 4K Random Read Speed 		24.5 MB/s +1% 24.3 MB/s
4K Write
Avg. 4K Random Write Speed 		88 MB/s 88.7 MB/s +1%
Mixed
Avg. Sequential Mixed IO Speed 		385 MB/s Slightly faster mixed IO speed.
+12% 		344 MB/s
4K Mixed
Avg. 4K Random Mixed IO Speed 		28.7 MB/s 35.4 MB/s Faster random mixed IO.
+23%
SusWrite
Avg. Sustained Write Speed 		370 MB/s Faster sustained write speed.
+29% 		287 MB/s
Peak Lab Bench 
+12%
Read
Peak Sequential Read Speed 		519 MB/s Faster peak read speed.
+19% 		436 MB/s
Write
Peak Sequential Write Speed 		499 MB/s +4% 480 MB/s
4K Read
Peak 4K Random Read Speed 		30 MB/s Slightly faster peak random read.
+6% 		28.3 MB/s
4K Write
Peak 4K Random Write Speed 		131 MB/s Slightly faster peak random write.
+6% 		124 MB/s
Mixed
Peak Sequential Mixed IO Speed 		498 MB/s Faster peak mixed IO speed.
+28% 		388 MB/s
4K Mixed
Peak 4K Random Mixed IO Speed 		38.7 MB/s 42.9 MB/s Slightly faster peak random mixed IO.
+11%
SusWrite
Peak Sequential Sustained Write 60s Average 		443 MB/s Much faster peak sustained write speed.
+34% 		331 MB/s
Value & Sentiment 
+∞%
Market Share
Based on 15,080,002 SSDs tested.
See market share leaders
Market Share
Market Share (trailing 30 days) 		0 % 0.32 % Insanely higher market share.
+∞%
Value
Value For Money 		111 % Better value.
+29% 		86 %
User Rating
UBM User Rating 		59 % 65 % Slightly more popular.
+10%
Price
Price (score) 		$140 Cheaper.
+30% 		$200
Nice To Haves 
+24%
Age
Newest 		51 Months 36 Months More recent.
+29%
DQ Read
Peak 4K-64Thread Read Speed 		373 MB/s Slightly faster peak deep queue read.
+6% 		352 MB/s
DQ Write
Peak 4K-64Thread Write Speed 		358 MB/s Slightly faster peak deep queue write.
+9% 		327 MB/s
AS-SSD Total
AS-SSD Total Score 		1,235 Pts Slightly stronger server IO.
+7% 		1,151 Pts
DQ Mixed
Peak 4K-64Thread Mixed IO Speed 		246 MB/s 331 MB/s Much faster peak deep queue mixed IO.
+35%
ADQ Read
Avg. 4K-64Thread Read Speed 		257 MB/s 304 MB/s Faster deep queue read.
+18%
ADQ Write
Avg. 4K-64Thread Write Speed 		247 MB/s 280 MB/s Slightly faster deep queue write.
+13%
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed 		128 MB/s 279 MB/s Hugely faster deep queue mixed IO.
+118%
Specifications 
Capacity
Capacity 		480GB 525GB
User Builds 
603
45,829
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) June 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.
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.

UserBenchmark of the month

Gaming Desktop Workstation

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.

 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 i7-8700K $355Nvidia GTX 1070 $335Samsung 850 Evo 250GB $83
AMD Ryzen 5 2600 $140Nvidia GTX 1060-6GB $230Samsung 850 Evo 500GB $100
AMD Ryzen 7 2700X $274Nvidia GTX 1080-Ti $808Samsung 850 Pro 256GB $97
HDDRAMUSB
Seagate Barracuda 1TB (2016) $44Corsair Vengeance LPX DDR4 3000 C15 2x8GB $77SanDisk Extreme 64GB $45
Seagate Barracuda 3TB (2016) $75G.SKILL Trident Z DDR4 3200 C14 4x16GB $646SanDisk Extreme 32GB $48
WD Blue 1TB (2012) $35Corsair Vengeance LPX DDR4 3200 C16 2x8GB $85SanDisk Ultra Fit 32GB $12
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