Average Bench: 190% (20th of 853)

Based on 706 user benchmarks.  Models: NVMe TOSHIBA-RD400, TOSHIBA-RD400

Outstanding average bench

The Toshiba OCZ RD400 NVMe PCIe M.2 256GB averaged 90.2% 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 1,757MB/s
Avg. Sequential Mixed IO Speed 1,142MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Toshiba OCZ RD400 NVMe PCIe M.2 256GB is 100%. 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 260MB/s
Avg. 4K-64Thread Write Speed 303MB/s
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Average Bench

(Based on 706 samples)
Min Avg Max
772 Read 1,757 2,042
598 Write 912 1,100
704 Mixed 1,142 1,355
280% 1,270 MB/s
Min Avg Max
22.5 4K Read 35.3 44.8
48.1 4K Write 120 185
20.7 4K Mixed 41.6 63.3
170% 65.6 MB/s
Min Avg Max
28 DQ Read 260 629
81.9 DQ Write 303 553
17.8 DQ Mixed 107 244
129% 223 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
208GB free
Firmware: 57CZ Max speed: PCIe 5,000 MB/s
SYSTEM 4KALIGNED
Read 1,811
Write 959
Mixed 1,214
293% 1,328 MB/s
4K Read 41
4K Write 161
4K Mixed 59.9
224% 87.4 MB/s
DQ Read 646
DQ Write 494
DQ Mixed 234
266% 458 MB/s
198GB free
Firmware: 57CZ4102 Max speed: PCIe 5,000 MB/s
SYSTEM 4KALIGNED
Read 1,716
Write 747
Mixed 955
250% 1,139 MB/s
4K Read 38.7
4K Write 143
4K Mixed 60.9
212% 80.9 MB/s
DQ Read 595
DQ Write 434
DQ Mixed 237
252% 422 MB/s
132GB free
Firmware: 57CZ4102 Max speed: PCIe 5,000 MB/s
SYSTEM 4KALIGNED
Read 1,899
Write 1,004
Mixed 1,147
297% 1,350 MB/s
4K Read 37.1
4K Write 128
4K Mixed 36.6
171% 67.1 MB/s
DQ Read 323
DQ Write 300
DQ Mixed 32.8
101% 219 MB/s
132GB free
Firmware: 57CZ4102 Max speed: PCIe 5,000 MB/s
SYSTEM 4KALIGNED
Read 1,825
Write 904
Mixed 1,215
290% 1,314 MB/s
4K Read 43.6
4K Write 124
4K Mixed 53.8
200% 73.7 MB/s
DQ Read 44.4
DQ Write 315
DQ Mixed 154
126% 171 MB/s
209GB free
Firmware: 57CZ4102 Max speed: PCIe 5,000 MB/s
SYSTEM 4KALIGNED
Read 2,066
Write 1,054
Mixed 1,181
315% 1,434 MB/s
4K Read 26.7
4K Write 48.2
4K Mixed 34.2
110% 36.4 MB/s
DQ Read 33.1
DQ Write 56.7
DQ Mixed 20.8
23% 36.9 MB/s
706 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 3,284,678 SSDs tested.

 Prices

AmazonUS $141.3332 mins ago.
EbayUS $148.994 mins ago.
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Typical RD400 NVMe PCIe M.2 256GB Builds (Compare 471 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 42%
Speed boat
Desktop
Desktop 67%
Battle cruiser
Workstation
Workstation 50%
Yacht

Motherboard: Asrock 970 Performance

EDIT WITH CUSTOM PC BUILDER Value: 83% - Excellent Total price: $581

Popular RD400 NVMe PCIe M.2 256GB compatible motherboards:

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Solid State Drive Rankings (Price vs Performance) July 2017 SSD Rankings.

Welcome to our consumer SSD comparison. We calculate effective speed based on real world performance then adjust by cost per GB to yield a value for money rating. Calculated values don't always tell the whole picture so we check them against thousands of individual user ratings. The customizable table below combines these factors and more to bring you the definitive list of top SSDs. Share your opinion by voting. [SSDrivePro]

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853 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

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AMD Ryzen 7 1700 $268AMD RX 480 $260Samsung 850 Pro 256GB $136
Intel Core i5-7600K $238Nvidia GTX 1060-6GB $239Samsung 850 Evo 500GB $159
HDDRAMUSB
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Seagate Barracuda 3TB (2016) $83Corsair Vengeance LPX DDR4 3000 C15 2x8GB $132SanDisk Extreme 32GB $23
Seagate Barracuda 7200.14 1TB $44HyperX Fury DDR4 2133 C14 2x8GB $143SanDisk Ultra Fit 32GB $13
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