Average Bench: 181% (90th of 1016)

Based on 2,233 user benchmarks.  Models: NVMe TOSHIBA-RD400, TOSHIBA-RD400

Outstanding average bench

The Toshiba OCZ RD400 NVMe PCIe M.2 256GB averaged 80.5% 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 256GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 559MB/s
Avg. 4K-64Thread Read Speed 747MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Toshiba OCZ RD400 NVMe PCIe M.2 256GB is 99%. This is a particularly wide range which indicates that the Toshiba OCZ RD400 NVMe PCIe M.2 256GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 704MB/s
Avg. Sequential Mixed IO Speed 739MB/s
ADVERTISEMENT

Average Bench

(Based on 2,233 samples)
Min Avg Max
672 Read 1,186 1,542
319 Write 854 1,115
488 Mixed 739 888
242 SusWrite 704 1,054
195% 871 MB/s
Min Avg Max
24.7 4K Read 42.8 46.6
68.8 4K Write 122 173
34 4K Mixed 53.7 67.6
198% 72.9 MB/s
Min Avg Max
334 DQ Read 747 852
199 DQ Write 585 749
256 DQ Mixed 559 661
447% 630 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
192GB free
Firmware: 57CZ Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 1113 1110 1127 1135 1133 1132 MB/s
Read 1,280
Write 996
Mixed 796
SusWrite 1125
235% 1,049 MB/s
4K Read 37.7
4K Write 136
4K Mixed 47
190% 73.7 MB/s
DQ Read 706
DQ Write 719
DQ Mixed 606
485% 677 MB/s
228GB free
Firmware: 57CZ4102 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 929 859 950 971 974 994 MB/s
Read 1,271
Write 929
Mixed 843
SusWrite 946
224% 997 MB/s
4K Read 42.7
4K Write 124
4K Mixed 58.5
205% 75 MB/s
DQ Read 839
DQ Write 714
DQ Mixed 615
505% 723 MB/s
67GB free (System drive)
Firmware: 57CZ4102 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 772 707 612 613 722 762 MB/s
Read 1,248
Write 485
Mixed 744
SusWrite 698
176% 794 MB/s
4K Read 39.5
4K Write 127
4K Mixed 60.3
204% 75.5 MB/s
DQ Read 848
DQ Write 749
DQ Mixed 616
512% 738 MB/s
74GB free (System drive)
Firmware: 57CZ4102 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 695 467 625 510 568 499 MB/s
Read 1,488
Write 1,052
Mixed 792
SusWrite 561
216% 973 MB/s
4K Read 32.1
4K Write 111
4K Mixed 55.5
178% 66.1 MB/s
DQ Read 653
DQ Write 334
DQ Mixed 554
396% 514 MB/s
2,233 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 21,395,411 SSDs tested.

 Prices

AmazonUS $1691 month
Send price feedback
Typical OCZ RD400 NVMe PCIe M.2 256GB Builds (Compare 7,645 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 106%
UFO
Desktop
Desktop 82%
Aircraft carrier
Workstation
Workstation 82%
Aircraft carrier

Motherboard: Asrock X370 Taichi - $211

EDIT WITH CUSTOM PC BUILDER Value: 44% - Average Total price: $1,543

Popular OCZ RD400 NVMe PCIe M.2 256GB 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.

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.
Solid State Drive Rankings (Price vs Performance) January 2020 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]

ADVERTISEMENT

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

1016 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 i5-9600K $205Nvidia GTX 1660S (Super) $240Crucial MX500 250GB $45
Intel Core i5-9400F $150Nvidia GTX 1650S (Super) $160Samsung 850 Evo 120GB $78
Intel Core i7-9700K $375Nvidia RTX 2060 $349Samsung 850 Pro 512GB $249
HDDRAMUSB
Seagate Barracuda 1TB (2016) $35Corsair Vengeance LPX DDR4 3200 C16 2x8GB $80SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $35Corsair Vengeance LPX DDR4 3000 C15 2x8GB $63SanDisk Extreme 32GB $46
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $613SanDisk Ultra Fit 32GB $14
Today's hottest deals
About  •  User Guide  •  FAQs  •  Email  •  Privacy  •  Developer Feedback