SamsungMZ-7KE512BW
SanDiskSDSSDXPS-480G-G25

Controller: Samsung Triple Core MEX. Memory: Samsung 40nm MLC V-NAND

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

Real World Speed
Performance profile from 26,133 user samples
23,007 User Benchmarks
Best Bench: 127% 335GB free
Worst Bench: 70% 214GB free (System drive)
Poor: 70% Great: 127%
SPEED RANK: 140th / 955
3,126 User Benchmarks
Best Bench: 107% 68GB free
Worst Bench: 67% 447GB free
Poor: 67% Great: 107%
SPEED RANK: 184th / 955
Effective Speed
Effective SSD Speed
103 % Faster effective speed.
+16%
89.4 %
Read
Avg. Sequential Read Speed
467 MB/s 486 MB/s +4%
Write
Avg. Sequential Write Speed
407 MB/s 435 MB/s Slightly faster write speed.
+7%
4K Read
Avg. 4K Random Read Speed
33.7 MB/s Faster random read.
+19%
28.3 MB/s
4K Write
Avg. 4K Random Write Speed
92.7 MB/s Faster random write.
+22%
75.9 MB/s
Mixed
Avg. Sequential Mixed IO Speed
347 MB/s 407 MB/s Faster mixed IO speed.
+17%
4K Mixed
Avg. 4K Random Mixed IO Speed
44.7 MB/s Hugely faster random mixed IO.
+82%
24.5 MB/s
SusWrite
Avg. Sustained Write Speed
360 MB/s 382 MB/s Slightly faster sustained write speed.
+6%
Read
Peak Sequential Read Speed
515 MB/s 515 MB/s
Write
Peak Sequential Write Speed
486 MB/s 494 MB/s +2%
4K Read
Peak 4K Random Read Speed
44.6 MB/s Faster peak random read.
+26%
35.4 MB/s
4K Write
Peak 4K Random Write Speed
130 MB/s Faster peak random write.
+18%
110 MB/s
Mixed
Peak Sequential Mixed IO Speed
400 MB/s 484 MB/s Faster peak mixed IO speed.
+21%
4K Mixed
Peak 4K Random Mixed IO Speed
60.5 MB/s Much faster peak random mixed IO.
+61%
37.5 MB/s
SusWrite
Peak Sequential Sustained Write 60s Average
482 MB/s +3% 469 MB/s
Market Share
Based on 7,585,287 SSDs tested.
Market Share
Market Share (trailing 30 days)
0.43 % Hugely higher market share.
+617%
0.06 %
Value
Value For Money
94.9 % +1% 93.7 %
User Rating
UBM User Rating
74 % More popular.
+19%
62 %
Price
Price (score)
$217 $171 Cheaper.
+21%
Age
Newest
48 Months +2% 49 Months
DQ Read
Peak 4K-64Thread Read Speed
387 MB/s +3% 374 MB/s
DQ Write
Peak 4K-64Thread Write Speed
352 MB/s Slightly faster peak deep queue write.
+7%
330 MB/s
AS-SSD Total
AS-SSD Total Score
1,276 Pts Slightly stronger server IO.
+7%
1,197 Pts
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
361 MB/s Hugely faster peak deep queue mixed IO.
+126%
160 MB/s
ADQ Read
Avg. 4K-64Thread Read Speed
335 MB/s Much faster deep queue read.
+52%
220 MB/s
ADQ Write
Avg. 4K-64Thread Write Speed
296 MB/s Much faster deep queue write.
+35%
219 MB/s
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
295 MB/s Hugely faster deep queue mixed IO.
+364%
63.6 MB/s
Capacity
Capacity
512GB 480GB
Solid State Drive Rankings (Price vs Performance) July 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 $320Nvidia GTX 1070 $413Samsung 850 Evo 250GB $100
AMD Ryzen 5 1600 $150Nvidia GTX 1060-6GB $289Samsung 850 Evo 500GB $121
Intel Core i7-7700K $300AMD RX 480 $280Samsung 850 Pro 256GB $136
HDDRAMUSB
Seagate Barracuda 1TB (2016) $44Corsair Vengeance LPX DDR4 3000 C15 2x8GB $176SanDisk Extreme 64GB $44
Seagate Barracuda 3TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $951SanDisk Extreme 32GB $46
Seagate Barracuda 2TB (2016) $58HyperX Fury DDR4 2133 C14 2x8GB $219SanDisk Ultra Fit 32GB $12
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