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 27,011 user samples
23,841 User Benchmarks
Best Bench: 126% 151GB free
Worst Bench: 68% 148GB free (System drive)
Poor: 68% Great: 126%
SPEED RANK: 145th / 956
3,170 User Benchmarks
Best Bench: 112% 68GB free
Worst Bench: 68% 98GB free (System drive)
Poor: 68% Great: 112%
SPEED RANK: 177th / 956
Effective Speed
Effective SSD Speed
103 % Slightly faster effective speed.
+12%
92.2 %
Read
Avg. Sequential Read Speed
467 MB/s 478 MB/s +2%
Write
Avg. Sequential Write Speed
396 MB/s 432 MB/s Slightly faster write speed.
+9%
4K Read
Avg. 4K Random Read Speed
33.9 MB/s Faster random read.
+18%
28.7 MB/s
4K Write
Avg. 4K Random Write Speed
93.9 MB/s Faster random write.
+20%
78 MB/s
Mixed
Avg. Sequential Mixed IO Speed
343 MB/s 351 MB/s +2%
4K Mixed
Avg. 4K Random Mixed IO Speed
45 MB/s Much faster random mixed IO.
+58%
28.5 MB/s
SusWrite
Avg. Sustained Write Speed
353 MB/s 385 MB/s Slightly faster sustained write speed.
+9%
Read
Peak Sequential Read Speed
515 MB/s +0% 514 MB/s
Write
Peak Sequential Write Speed
487 MB/s 489 MB/s +0%
4K Read
Peak 4K Random Read Speed
43.8 MB/s Faster peak random read.
+23%
35.7 MB/s
4K Write
Peak 4K Random Write Speed
129 MB/s Slightly faster peak random write.
+14%
113 MB/s
Mixed
Peak Sequential Mixed IO Speed
393 MB/s 481 MB/s Faster peak mixed IO speed.
+22%
4K Mixed
Peak 4K Random Mixed IO Speed
60.4 MB/s Much faster peak random mixed IO.
+43%
42.2 MB/s
SusWrite
Peak Sequential Sustained Write 60s Average
480 MB/s +1% 474 MB/s
Market Share
Based on 8,569,289 SSDs tested.
Market Share
Market Share (trailing 30 days)
0.31 % Hugely higher market share.
+933%
0.03 %
Value
Value For Money
85.7 % Slightly better value.
+7%
80.2 %
User Rating
UBM User Rating
74 % More popular.
+19%
62 %
Price
Price (score)
$249 $219 Slightly cheaper.
+12%
Age
Newest
50 Months +2% 51 Months
DQ Read
Peak 4K-64Thread Read Speed
387 MB/s +2% 378 MB/s
DQ Write
Peak 4K-64Thread Write Speed
353 MB/s +5% 337 MB/s
AS-SSD Total
AS-SSD Total Score
1,275 Pts Slightly stronger server IO.
+5%
1,213 Pts
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
360 MB/s Hugely faster peak deep queue mixed IO.
+121%
163 MB/s
ADQ Read
Avg. 4K-64Thread Read Speed
338 MB/s Faster deep queue read.
+30%
261 MB/s
ADQ Write
Avg. 4K-64Thread Write Speed
293 MB/s Faster deep queue write.
+20%
244 MB/s
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
294 MB/s Hugely faster deep queue mixed IO.
+206%
96.2 MB/s
Capacity
Capacity
512GB 480GB
Solid State Drive Rankings (Price vs Performance) September 2018 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 $370Nvidia GTX 1070 $344Samsung 850 Evo 250GB $85
AMD Ryzen 5 1600 $150Nvidia GTX 1060-6GB $66Samsung 850 Evo 500GB $114
Intel Core i5-8600K $260AMD RX 480 $280Samsung 850 Pro 256GB $163
HDDRAMUSB
Seagate Barracuda 1TB (2016) $43Corsair Vengeance LPX DDR4 3000 C15 2x8GB $150SanDisk Extreme 64GB $80
Seagate Barracuda 3TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $898SanDisk Extreme 32GB $30
WD Blue 1TB (2012) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $167SanDisk Ultra Fit 32GB $11
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