SamsungMZ-7KE512BW
SanDiskSDSSDXPS-480G-G25

Controller: Samsung Triple Core MEX. Memory: Samsung 40nm MLC V-NAND. Release date: Q3 2014.

Controller: Marvell 88SS9187-BLD2. Flash Memory: SanDisk 19nm eX2 ABL MLC. Release date: Q2 2014.

Real World Speed
Performance profile from 34,599 user samples
31,295 User Benchmarks
Best Bench: 126% 415GB free
Worst Bench: 73% 254GB free (System drive)
Poor: 73% Great: 126%
SPEED RANK: 155th / 980
3,304 User Benchmarks
Best Bench: 115% 410GB free
Worst Bench: 69% 50GB free (System drive)
Poor: 69% Great: 115%
SPEED RANK: 185th / 980
Effective Speed
Effective SSD Speed
105 % Slightly faster effective speed.
+10%
95.8 %
Read
Avg. Sequential Read Speed
475 MB/s +2% 467 MB/s
Write
Avg. Sequential Write Speed
410 MB/s 420 MB/s +2%
4K Read
Avg. 4K Random Read Speed
33.9 MB/s Faster random read.
+16%
29.3 MB/s
4K Write
Avg. 4K Random Write Speed
95.2 MB/s Faster random write.
+18%
80.5 MB/s
Mixed
Avg. Sequential Mixed IO Speed
352 MB/s Much faster mixed IO speed.
+32%
266 MB/s
4K Mixed
Avg. 4K Random Mixed IO Speed
45.6 MB/s Much faster random mixed IO.
+33%
34.3 MB/s
SusWrite
Avg. Sustained Write Speed
365 MB/s 384 MB/s Slightly faster sustained write speed.
+5%
Read
Peak Sequential Read Speed
516 MB/s +1% 510 MB/s
Write
Peak Sequential Write Speed
486 MB/s +1% 482 MB/s
4K Read
Peak 4K Random Read Speed
43.6 MB/s Faster peak random read.
+21%
36.1 MB/s
4K Write
Peak 4K Random Write Speed
126 MB/s Slightly faster peak random write.
+8%
117 MB/s
Mixed
Peak Sequential Mixed IO Speed
401 MB/s Faster peak mixed IO speed.
+27%
316 MB/s
4K Mixed
Peak 4K Random Mixed IO Speed
60 MB/s Much faster peak random mixed IO.
+39%
43.2 MB/s
SusWrite
Peak Sequential Sustained Write 60s Average
484 MB/s +1% 479 MB/s
Market Share
Based on 11,464,199 SSDs tested.
Market Share
Market Share (trailing 30 days)
0.31 % Hugely higher market share.
+520%
0.05 %
Value
Value For Money
103 % Better value.
+24%
83.3 %
User Rating
UBM User Rating
73 % More popular.
+18%
62 %
Price
Price (score)
$200 Slightly cheaper.
+9%
$219
Age
Newest
54 Months +2% 55 Months
DQ Read
Peak 4K-64Thread Read Speed
387 MB/s +2% 379 MB/s
DQ Write
Peak 4K-64Thread Write Speed
354 MB/s +4% 341 MB/s
AS-SSD Total
AS-SSD Total Score
1,272 Pts +4% 1222 Pts
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
361 MB/s Hugely faster peak deep queue mixed IO.
+120%
164 MB/s
ADQ Read
Avg. 4K-64Thread Read Speed
343 MB/s Slightly faster deep queue read.
+5%
326 MB/s
ADQ Write
Avg. 4K-64Thread Write Speed
308 MB/s Slightly faster deep queue write.
+7%
289 MB/s
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
308 MB/s Hugely faster deep queue mixed IO.
+110%
147 MB/s
Capacity
Capacity
512GB 480GB
Solid State Drive Rankings (Price vs Performance) January 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

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

 Best User Rated

The Best.
CPUGPUSSD
Intel Core i7-8700K $360Nvidia GTX 1070 $320Samsung 850 Evo 250GB $70
AMD Ryzen 5 1600 $150Nvidia GTX 1060-6GB $240Samsung 850 Evo 500GB $110
Intel Core i5-8600K $260Nvidia GTX 1080-Ti $808Samsung 850 Pro 256GB $163
HDDRAMUSB
Seagate Barracuda 1TB (2016) $45Corsair Vengeance LPX DDR4 3000 C15 2x8GB $115SanDisk Extreme 64GB $43
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $780SanDisk Extreme 32GB $48
WD Blue 1TB (2012) $45Corsair Vengeance LPX DDR4 3200 C16 2x8GB $125SanDisk Extreme 16GB $22
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