Average Bench: 187% (56th of 955)

Based on 1,439 user benchmarks.  Models: NVMe TOSHIBA-RD400, TOSHIBA-RD400

Outstanding average bench

The Toshiba OCZ RD400 NVMe PCIe M.2 256GB averaged 87.2% 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. Sequential Read Speed 1,706MB/s
Avg. Sequential Mixed IO Speed 1,106MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Toshiba OCZ RD400 NVMe PCIe M.2 256GB is 81.2%. 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. 4K-64Thread Read Speed 288MB/s
Avg. 4K-64Thread Write Speed 290MB/s
ADVERTISEMENT

Average Bench

(Based on 1,439 samples)
Min Avg Max
857 Read 1,706 2,064
539 Write 904 1,112
717 Mixed 1,106 1,354
248 SusWrite 721 1,025
247% 1,109 MB/s
Min Avg Max
24.3 4K Read 36.5 44
64.4 4K Write 116 169
22.9 4K Mixed 42.5 61.3
171% 65 MB/s
Min Avg Max
31.2 DQ Read 288 825
94.5 DQ Write 290 703
21.4 DQ Mixed 155 612
153% 244 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
202GB free
Firmware: 57CZ4102 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 987 976 999 968 1018 1020 MB/s
Read 1,368
Write 1,140
Mixed 894
SusWrite 995
246% 1,099 MB/s
4K Read 38.5
4K Write 146
4K Mixed 61.3
214% 81.9 MB/s
DQ Read 666
DQ Write 736
DQ Mixed 622
490% 675 MB/s
108GB free (System drive)
Firmware: 57CZ Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 787 812 840 871 782 854 MB/s
Read 1,232
Write 717
Mixed 761
SusWrite 824
197% 884 MB/s
4K Read 43.4
4K Write 168
4K Mixed 61.4
233% 90.8 MB/s
DQ Read 812
DQ Write 685
DQ Mixed 609
494% 702 MB/s
135GB free (System drive)
Firmware: 57CZ Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 576 567 523 581 534 472 MB/s
Read 1,148
Write 613
Mixed 763
SusWrite 542
171% 767 MB/s
4K Read 36.1
4K Write 160
4K Mixed 57.7
213% 84.6 MB/s
DQ Read 837
DQ Write 718
DQ Mixed 413
409% 656 MB/s
162GB free (System drive)
Firmware: 57CZ4102 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 1015 918 757 786 743 673 MB/s
Read 1,401
Write 927
Mixed 758
SusWrite 816
218% 975 MB/s
4K Read 34.4
4K Write 81.2
4K Mixed 47.2
156% 54.3 MB/s
DQ Read 408
DQ Write 326
DQ Mixed 376
279% 370 MB/s
97GB free (System drive)
Firmware: 57CZ4102 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 662 700 523 445 500 443 MB/s
Read 945
Write 931
Mixed 648
SusWrite 546
172% 767 MB/s
4K Read 33.7
4K Write 142
4K Mixed 59.6
202% 78.3 MB/s
DQ Read 759
DQ Write 611
DQ Mixed 590
468% 653 MB/s
48GB free (System drive)
Firmware: 57CZ4102 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 359 278 240 270 248 207 MB/s
Read 907
Write 582
Mixed 744
SusWrite 267
139% 625 MB/s
4K Read 36.7
4K Write 99.1
4K Mixed 40.9
160% 58.9 MB/s
DQ Read 786
DQ Write 548
DQ Mixed 345
345% 559 MB/s
1,439 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 7,537,239 SSDs tested.

 Prices

EbayUS $14928 mins
AmazonUS $15719 mins
Send price feedback
Typical OCZ RD400 NVMe PCIe M.2 256GB Builds (Compare 12,562 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 111%
UFO
Desktop
Desktop 113%
UFO
Workstation
Workstation 83%
Aircraft carrier

Motherboard: Asus STRIX Z270E GAMING - $280

EDIT WITH CUSTOM PC BUILDER Value: 100% - Outstanding Total price: $1,405

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) 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]

ADVERTISEMENT

Group Test Results

  • Best user rated - Sometimes benchmarks get it completely wrong...
  • Fastest real world speed - Real World Speed measures performance for typical consumers.
  • Best value for money - Value for money is based on real world performance, price and capacity.
  • Raw speed comparison - Raw speed readings.
  • Details ordered by value - Detailed performance stats ordered by overall value for money.

 Comments

955 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 i7-8700K $320Nvidia GTX 1070 $410Samsung 850 Evo 250GB $100
AMD Ryzen 5 1600 $150Nvidia GTX 1060-6GB $289Samsung 850 Evo 500GB $121
Intel Core i5-8600K $235AMD RX 480 $280Samsung 850 Pro 256GB $160
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) $59HyperX Fury DDR4 2133 C14 2x8GB $219SanDisk Ultra Fit 32GB $12
Today's hottest deals
User Guide  •  About  •  FAQs  •  Email  •  Privacy  •  Developer Feedback