Average Bench: 189% (78th of 1011)

Based on 1,563 user benchmarks.  Models: NVMe TOSHIBA-RD400, TOSHIBA-RD400

Outstanding average bench

The Toshiba OCZ RD400 NVMe PCIe M.2 512GB averaged 89.0% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Toshiba OCZ RD400 NVMe PCIe M.2 512GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 604MB/s
Avg. 4K-64Thread Read Speed 859MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Toshiba OCZ RD400 NVMe PCIe M.2 512GB is 134%. This is a particularly wide range which indicates that the Toshiba OCZ RD400 NVMe PCIe M.2 512GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 4K Random Read Speed 38.5MB/s
Avg. 4K Random Write Speed 123MB/s
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Average Bench

(Based on 1,563 samples)
Min Avg Max
569 Read 1,124 1,531
255 Write 963 1,388
559 Mixed 842 1,006
195 SusWrite 850 1,438
212% 945 MB/s
Min Avg Max
20.4 4K Read 38.5 47.7
67 4K Write 123 173
28.9 4K Mixed 54 69.6
193% 71.8 MB/s
Min Avg Max
410 DQ Read 859 1,010
215 DQ Write 634 776
261 DQ Mixed 604 773
490% 699 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
469GB free
Firmware: 57CZ4102 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 1379 1463 1499 1522 1537 1548 MB/s
Read 1,238
Write 1354
Mixed 1,014
SusWrite 1,491
288% 1,274 MB/s
4K Read 47.5
4K Write 158
4K Mixed 69.5
244% 91.6 MB/s
DQ Read 1,011
DQ Write 752
DQ Mixed 636
542% 800 MB/s
312GB free (System drive)
Firmware: 57CZ4102 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 1158 1127 1342 1518 1541 1392 MB/s
Read 1,176
Write 1,293
Mixed 983
SusWrite 1,346
271% 1,200 MB/s
4K Read 48.5
4K Write 165
4K Mixed 70.4
251% 94.6 MB/s
DQ Read 1011
DQ Write 758
DQ Mixed 703
575% 824 MB/s
381GB free (System drive)
Firmware: 57CZ4102 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 851 906 1197 973 96 92 MB/s
Read 821
Write 1,027
Mixed 927
SusWrite 686
196% 865 MB/s
4K Read 32.9
4K Write 123
4K Mixed 63.8
196% 73.1 MB/s
DQ Read 993
DQ Write 710
DQ Mixed 747
586% 817 MB/s
255GB free (System drive)
Firmware: 57CZ4102 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 660 770 845 746 851 1033 MB/s
Read 883
Write 1409
Mixed 956
SusWrite 817
230% 1,016 MB/s
4K Read 41.3
4K Write 111
4K Mixed 56.5
194% 69.5 MB/s
DQ Read 43.7
DQ Write 127
DQ Mixed 58.7
52% 76.4 MB/s
1,563 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 16,818,249 SSDs tested.

 Prices

AmazonUS $14621 days
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Typical OCZ RD400 NVMe PCIe M.2 512GB Builds (Compare 16,400 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 119%
UFO
Desktop
Desktop 93%
Nuclear submarine
Workstation
Workstation 94%
Nuclear submarine

Motherboard: Asus CROSSHAIR VI HERO - $185

EDIT WITH CUSTOM PC BUILDER Value: 55% - Above average Total price: $1,391

Popular OCZ RD400 NVMe PCIe M.2 512GB compatible motherboards:

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.

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How it works

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  • - CPU tests include: integer, floating and string.
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  • - Reports are generated and presented on userbenchmark.com.
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Solid State Drive Rankings (Price vs Performance) August 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.

 Comments

1011 Drives (Compared) Thousands of user benchmarks compiled into one comparison list.

See how consistently different SSDs perform with varying real world conditions. The charts also illustrate overall performance, popularity and rank.

 Frequently Asked Questions

 Best User Rated

The Best.
CPUGPUSSD
Intel Core i5-9400F $143AMD RX 580 $172Samsung 850 Evo 250GB $86
AMD Ryzen 5 3600 $198Nvidia GTX 1660 $220Samsung 850 Evo 500GB $103
Intel Core i5-9600K $219AMD RX Vega 56 $300Samsung 850 Pro 256GB $195
HDDRAMUSB
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3000 C15 2x8GB $75SanDisk Extreme 64GB $128
WD Blue 1TB (2012) $40G.SKILL Trident Z DDR4 3200 C14 4x16GB $695SanDisk Extreme 32GB $48
Seagate Barracuda 3TB (2016) $80Corsair Vengeance LPX DDR4 3200 C16 2x8GB $80SanDisk Extreme 16GB $24
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