ToshibaKXG50ZNV512G
SamsungMZVLB512HAJQ
  

Release date ≈ Q3 2017.

  

Release date ≈ Q4 2017.

Real World Speed
Performance profile from 29,711 user samples
13,568 User Benchmarks
Best Bench: 206% 430GB free (System drive)
Worst Bench: 89% 343GB free (System drive)
Poor: 89% Great: 206%
SPEED RANK: 111th / 1003
16,143 User Benchmarks
Best Bench: 283% 12GB free (System drive)
Worst Bench: 140% 343GB free (System drive)
Poor: 140% Great: 283%
SPEED RANK: 51st / 1003
Effective Speed
Effective SSD Speed
144 % 217 % Much faster effective speed.
+51%
Read
Avg. Sequential Read Speed
1166 MB/s 1643 MB/s Much faster read speed.
+41%
Write
Avg. Sequential Write Speed
555 MB/s 1483 MB/s Hugely faster write speed.
+167%
4K Read
Avg. 4K Random Read Speed
31 MB/s 52.9 MB/s Much faster random read.
+71%
4K Write
Avg. 4K Random Write Speed
99 MB/s 111 MB/s Slightly faster random write.
+12%
Mixed
Avg. Sequential Mixed IO Speed
558 MB/s 1106 MB/s Hugely faster mixed IO speed.
+98%
4K Mixed
Avg. 4K Random Mixed IO Speed
43.1 MB/s 67.7 MB/s Much faster random mixed IO.
+57%
SusWrite
Avg. Sustained Write Speed
415 MB/s 706 MB/s Much faster sustained write speed.
+70%
Read
Peak Sequential Read Speed
1826 MB/s 2331 MB/s Faster peak read speed.
+28%
Write
Peak Sequential Write Speed
1088 MB/s 1893 MB/s Much faster peak write speed.
+74%
4K Read
Peak 4K Random Read Speed
47.2 MB/s 65.3 MB/s Much faster peak random read.
+38%
4K Write
Peak 4K Random Write Speed
146 MB/s 159 MB/s Slightly faster peak random write.
+9%
Mixed
Peak Sequential Mixed IO Speed
1286 MB/s 1539 MB/s Faster peak mixed IO speed.
+20%
4K Mixed
Peak 4K Random Mixed IO Speed
66.1 MB/s 86.7 MB/s Much faster peak random mixed IO.
+31%
SusWrite
Peak Sequential Sustained Write 60s Average
679 MB/s 838 MB/s Faster peak sustained write speed.
+23%
Market Share
Based on 15,811,555 SSDs tested.
Market Share
Market Share (trailing 30 days)
0.21 % 0.45 % Hugely higher market share.
+114%
User Rating
UBM User Rating
51 % 51 %
Age
Newest
22+ Months 20+ Months Slightly more recent.
+9%
DQ Read
Peak 4K-64Thread Read Speed
997 MB/s 1357 MB/s Much faster peak deep queue read.
+36%
DQ Write
Peak 4K-64Thread Write Speed
956 MB/s 1189 MB/s Faster peak deep queue write.
+24%
AS-SSD Total
AS-SSD Total Score
3,038 Pts 4,031 Pts Much stronger server IO.
+33%
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
757 MB/s 1249 MB/s Much faster peak deep queue mixed IO.
+65%
ADQ Read
Avg. 4K-64Thread Read Speed
644 MB/s 955 MB/s Much faster deep queue read.
+48%
ADQ Write
Avg. 4K-64Thread Write Speed
438 MB/s 781 MB/s Much faster deep queue write.
+78%
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
383 MB/s 855 MB/s Hugely faster deep queue mixed IO.
+123%
Capacity
Capacity
512GB 512GB
Solid State Drive Rankings (Price vs Performance) July 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 $350Nvidia GTX 1070 $400Samsung 850 Evo 250GB $104
AMD Ryzen 5 2600 $127Nvidia GTX 1060-6GB $250Samsung 850 Evo 500GB $103
AMD Ryzen 7 2700X $248Nvidia GTX 1080-Ti $808Samsung 850 Pro 256GB $97
HDDRAMUSB
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3000 C15 2x8GB $68SanDisk Extreme 64GB $45
Seagate Barracuda 3TB (2016) $70G.SKILL Trident Z DDR4 3200 C14 4x16GB $607SanDisk Extreme 32GB $48
WD Blue 1TB (2012) $37Corsair Vengeance LPX DDR4 3200 C16 2x8GB $78SanDisk Ultra Fit 32GB $12
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