Average Bench: 183% (82nd of 1011)

Based on 1,808 user benchmarks.  Models: NVMe TOSHIBA-RD400, TOSHIBA-RD400

Outstanding average bench

The Toshiba OCZ RD400 NVMe PCIe M.2 256GB averaged 83.5% 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 567MB/s
Avg. 4K-64Thread Read Speed 763MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Toshiba OCZ RD400 NVMe PCIe M.2 256GB is 102%. 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 719MB/s
Avg. Sequential Mixed IO Speed 747MB/s
ADVERTISEMENT

Average Bench

(Based on 1,808 samples)
Min Avg Max
660 Read 1,186 1,538
384 Write 865 1,094
487 Mixed 747 893
268 SusWrite 719 1,068
197% 879 MB/s
Min Avg Max
26.8 4K Read 43.3 46.9
74 4K Write 125 185
37.7 4K Mixed 55.1 68.1
202% 74.6 MB/s
Min Avg Max
414 DQ Read 763 853
197 DQ Write 602 752
284 DQ Mixed 567 666
456% 644 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
181GB free
Firmware: 57CZ4102 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 1024 1136 1148 1175 1182 1142 MB/s
Read 1,470
Write 970
Mixed 892
SusWrite 1,134
250% 1,117 MB/s
4K Read 45.5
4K Write 140
4K Mixed 60.1
220% 82 MB/s
DQ Read 766
DQ Write 694
DQ Mixed 664
516% 708 MB/s
220GB free
Firmware: 57CZ4102 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 944 1002 963 1005 1000 1007 MB/s
Read 1,255
Write 1,072
Mixed 757
SusWrite 987
228% 1,018 MB/s
4K Read 46
4K Write 147
4K Mixed 66.9
233% 86.7 MB/s
DQ Read 720
DQ Write 715
DQ Mixed 625
495% 687 MB/s
207GB free (System drive)
Firmware: 57CZ4102 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 1092 1063 1107 1101 1126 1137 MB/s
Read 977
Write 1,043
Mixed 759
SusWrite 1,104
219% 971 MB/s
4K Read 32.5
4K Write 115
4K Mixed 44.1
166% 63.8 MB/s
DQ Read 820
DQ Write 652
DQ Mixed 637
504% 703 MB/s
89GB free (System drive)
Firmware: 57CZ4102 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 740 606 734 703 660 672 MB/s
Read 1,092
Write 660
Mixed 740
SusWrite 686
178% 795 MB/s
4K Read 40.1
4K Write 156
4K Mixed 61.7
222% 85.9 MB/s
DQ Read 829
DQ Write 771
DQ Mixed 598
504% 733 MB/s
202GB free (System drive)
Firmware: 57CZ4102 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 871 910 865 840 900 952 MB/s
Read 1,109
Write 1,007
Mixed 752
SusWrite 890
211% 940 MB/s
4K Read 30.3
4K Write 110
4K Mixed 49.3
167% 63.2 MB/s
DQ Read 684
DQ Write 669
DQ Mixed 635
488% 662 MB/s
142GB free (System drive)
Firmware: 57CZ4102 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 543 532 561 530 568 480 MB/s
Read 1,221
Write 1,030
Mixed 451
SusWrite 536
180% 809 MB/s
4K Read 35.6
4K Write 85.3
4K Mixed 49.1
162% 56.7 MB/s
DQ Read 830
DQ Write 426
DQ Mixed 614
460% 623 MB/s
79GB free (System drive)
Firmware: 57CZ4102 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 273 651 656 646 656 749 MB/s
Read 890
Write 492
Mixed 717
SusWrite 605
151% 676 MB/s
4K Read 38.2
4K Write 90.4
4K Mixed 52
172% 60.2 MB/s
DQ Read 566
DQ Write 351
DQ Mixed 511
367% 476 MB/s
1,808 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 17,587,769 SSDs tested.

 Prices

AmazonUS $1658 mins
Send price feedback
Typical OCZ RD400 NVMe PCIe M.2 256GB Builds (Compare 6,960 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 103%
UFO
Desktop
Desktop 83%
Aircraft carrier
Workstation
Workstation 82%
Aircraft carrier

Motherboard: Asrock X370 Taichi - $160

EDIT WITH CUSTOM PC BUILDER Value: 43% - Average Total price: $1,484

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) September 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]

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

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 $140Nvidia GTX 1660 $220Samsung 850 Evo 250GB $80
Intel Core i5-9600K $219Nvidia GTX 1660-Ti $278Samsung 850 Evo 500GB $105
AMD Ryzen 5 3600 $195Nvidia RTX 2060 $340Samsung 850 Pro 256GB $215
HDDRAMUSB
Seagate Barracuda 1TB (2016) $42Corsair Vengeance LPX DDR4 3000 C15 2x8GB $70SanDisk Extreme 64GB $88
WD Blue 1TB (2012) $34G.SKILL Trident Z DDR4 3200 C14 4x16GB $630SanDisk Extreme 32GB $48
Seagate Barracuda 3TB (2016) $80Corsair Vengeance LPX DDR4 3200 C16 2x8GB $66SanDisk Extreme 16GB $24
Today's hottest deals
About  •  User Guide  •  FAQs  •  Email  •  Privacy  •  Developer Feedback