COMPARE
SSD
RANKINGS
TEST
YOUR SSD
ADD TO PC
BUILD
HyperXSHFS37A/240G
CrucialCT128M550SSD1
▲ 5133 ▼

Controller: LSI SandForce SF2281. NAND Memory: Micron 20nm MLC. Release date ≈ Q3 2014.

VS
▲ 51137 ▼

Controller: Marvell 88SS9189. Flash Memory: Micron Synchronous 20nm MLC. Release date: Q1 2014.

Effective Speed 
+21%
Real World Speed
Performance profile from 30,499 user samples
Benchmark your SSD here
27,826 User Benchmarks
Best Bench: 84% 151GB free
Worst Bench: 54% 176GB free (System drive)
Poor: 54% Great: 84%
SPEED RANK: 659th / 1072
2,673 User Benchmarks
Best Bench: 104% 72GB free
Worst Bench: 58% 7GB free (System drive)
Poor: 58% Great: 104%
SPEED RANK: 396th / 1072
Effective Speed
Effective SSD Speed 		70.8 % 85.6 % Faster effective speed.
+21%
Average Score 
+26%
Read
Avg. Sequential Read Speed 		334 MB/s 420 MB/s Faster read speed.
+26%
Write
Avg. Sequential Write Speed 		220 MB/s 335 MB/s Much faster write speed.
+52%
4K Read
Avg. 4K Random Read Speed 		26.4 MB/s 26.7 MB/s +1%
4K Write
Avg. 4K Random Write Speed 		86.3 MB/s +5% 82.3 MB/s
Mixed
Avg. Sequential Mixed IO Speed 		238 MB/s 288 MB/s Faster mixed IO speed.
+21%
4K Mixed
Avg. 4K Random Mixed IO Speed 		36.4 MB/s 36.8 MB/s +1%
SusWrite
Avg. Sustained Write Speed 		137 MB/s 253 MB/s Hugely faster sustained write speed.
+85%
Peak Score 
+24%
Read
Peak Sequential Read Speed 		400 MB/s 471 MB/s Faster peak read speed.
+18%
Write
Peak Sequential Write Speed 		265 MB/s 355 MB/s Much faster peak write speed.
+34%
4K Read
Peak 4K Random Read Speed 		32.6 MB/s +3% 31.5 MB/s
4K Write
Peak 4K Random Write Speed 		115 MB/s 117 MB/s +2%
Mixed
Peak Sequential Mixed IO Speed 		272 MB/s 323 MB/s Faster peak mixed IO speed.
+19%
4K Mixed
Peak 4K Random Mixed IO Speed 		45.4 MB/s +1% 45.1 MB/s
SusWrite
Peak Sequential Sustained Write 60s Average 		174 MB/s 353 MB/s Hugely faster peak sustained write speed.
+103%
Value & Sentiment 
+∞%
Market Share
Based on 75,634,896 SSDs tested
See market share leaders
Market Share
Market Share (trailing 30 days) 		0.03 % Insanely higher market share.
+∞% 		0 %
Value
Value For Money 		5.42 % 13.3 % Hugely better value.
+146%
User Rating
UBM User Rating 		51 % 51 %
Price
Price (score) 		$193 $40 Much cheaper.
+79%
Nice To Haves 
+35%
Age
Newest 		116+ Months +3% 120 Months
DQ Read
Peak 4K-64Thread Read Speed 		215 MB/s 381 MB/s Much faster peak deep queue read.
+77%
DQ Write
Peak 4K-64Thread Write Speed 		260 MB/s 329 MB/s Faster peak deep queue write.
+27%
AS-SSD Total
AS-SSD Total Score 		842 Pts 1,181 Pts Much stronger server IO.
+40%
DQ Mixed
Peak 4K-64Thread Mixed IO Speed 		202 MB/s 223 MB/s Faster peak deep queue mixed IO.
+10%
ADQ Read
Avg. 4K-64Thread Read Speed 		164 MB/s 310 MB/s Hugely faster deep queue read.
+89%
ADQ Write
Avg. 4K-64Thread Write Speed 		203 MB/s 268 MB/s Much faster deep queue write.
+32%
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed 		165 MB/s 175 MB/s Slightly faster deep queue mixed IO.
+6%
Specifications 
Capacity
Capacity 		240GB 128GB
Conclusion 
Average Bench 70.8%
Average Bench 85.6%
ADVERTISEMENT

Write speed is only about 180-200 MB/s, not 500 as manufacturer says.. [Oct '18 Drezik99]

MORE DETAILS

User Builds 
27,826
2,673
Custom PC Builder (Start a new build) Build your perfect PC: compare component prices, popularity, speed and value for money

CHOOSE A COMPONENT:

CPU GPU SSD HDD RAM MBD
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]

ADVERTISEMENT

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

Gaming Desktop ProGaming

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 $273Nvidia RTX 4060 $300Crucial MX500 250GB $40
Intel Core i5-12400F $134Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $186Nvidia RTX 4070 $409Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $34Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $35Corsair 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
If you make a purchase via one of these links, our site may earn a commission
Today's hottest
Amazon Ebay
deals
CPU GPU SSD HDD USB RAM MBD
Build Test EFps
Can You Run It?
►
YouTube
*NEW*
About  •  User Guide  •  FAQs  •  Email  •  Privacy  •  Developer  •  YouTube Feedback