Average Bench: 191% (35th of 921)

Based on 1,308 user benchmarks.  Models: NVMe TOSHIBA-RD400, TOSHIBA-RD400

Outstanding average bench

The Toshiba OCZ RD400 NVMe PCIe M.2 256GB averaged 90.8% 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 1,790MB/s
Avg. Sequential Mixed IO Speed 1,162MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Toshiba OCZ RD400 NVMe PCIe M.2 256GB is 85.8%. 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 253MB/s
Avg. 4K-64Thread Write Speed 266MB/s
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Average Bench

(Based on 1,308 samples)
Min Avg Max
1,265 Read 1,790 2,081
609 Write 914 1,104
861 Mixed 1,162 1,363
284% 1,289 MB/s
Min Avg Max
23 4K Read 35.4 43.9
60 4K Write 118 180
23 4K Mixed 42.2 61.7
170% 65.3 MB/s
Min Avg Max
30 DQ Read 253 654
90.9 DQ Write 266 536
21.2 DQ Mixed 104 236
121% 208 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
160GB free
Firmware: 57CZ Max speed: PCIe 5,000 MB/s
SYSTEM 4KALIGNED
Read 1,961
Write 1,100
Mixed 1,314
322% 1,458 MB/s
4K Read 41.7
4K Write 174
4K Mixed 33.7
198% 83.1 MB/s
DQ Read 511
DQ Write 431
DQ Mixed 235
240% 392 MB/s
238GB free
Firmware: 57CZ4102 Max speed: PCIe 5,000 MB/s
4KALIGNED
Read 1,706
Write 979
Mixed 1,226
288% 1,304 MB/s
4K Read 31.1
4K Write 148
4K Mixed 60.8
203% 80 MB/s
DQ Read 497
DQ Write 344
DQ Mixed 212
214% 351 MB/s
191GB free
Firmware: 57CZ4102 Max speed: PCIe 5,000 MB/s
SYSTEM 4KALIGNED
Read 1,698
Write 1,020
Mixed 922
267% 1,214 MB/s
4K Read 19
4K Write 117
4K Mixed 52.1
157% 62.6 MB/s
DQ Read 387
DQ Write 214
DQ Mixed 153
153% 251 MB/s
189GB free
Firmware: 57CZ4102 Max speed: PCIe 5,000 MB/s
4KALIGNED
Read 1,785
Write 1,103
Mixed 1,356
313% 1,415 MB/s
4K Read 29
4K Write 83.5
4K Mixed 33.8
131% 48.8 MB/s
DQ Read 172
DQ Write 135
DQ Mixed 84.8
82% 131 MB/s
183GB free
Firmware: 57CZ4102 Max speed: PCIe 5,000 MB/s
SYSTEM 4KALIGNED
Read 1,472
Write 550
Mixed 876
212% 966 MB/s
4K Read 2.72
4K Write 59.9
4K Mixed 56.1
108% 39.6 MB/s
DQ Read 484
DQ Write 321
DQ Mixed 184
196% 330 MB/s
106GB free
Firmware: 57CZ4102 Max speed: PCIe 5,000 MB/s
SYSTEM 4KALIGNED
Read 1,283
Write 951
Mixed 1,032
242% 1,088 MB/s
4K Read 31.4
4K Write 63.1
4K Mixed 22.7
110% 39.1 MB/s
DQ Read 36.5
DQ Write 125
DQ Mixed 21.2
34% 60.9 MB/s
1,308 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 6,471,072 SSDs tested.

 Prices

EbayUS $14921 mins
AmazonUS $15715 mins
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Typical OCZ RD400 NVMe PCIe M.2 256GB Builds (Compare 11,061 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 112%
UFO
Desktop
Desktop 117%
UFO
Workstation
Workstation 85%
Aircraft carrier

Motherboard: Asus STRIX Z270E GAMING - $260

EDIT WITH CUSTOM PC BUILDER Value: 98% - Outstanding Total price: $1,432

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.

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How it works

  • - Download and run UserBenchMark (UBM).
  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
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  • - Checks include: 4k Align, NCQ, TRIM, SATA, USB & S.M.A.R.T.
  • - RAM tests include: single/multi core bandwidth and latency.
  • - Reports are generated and presented on userbenchmark.com.
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Solid State Drive Rankings (Price vs Performance) April 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]

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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

921 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 $330Nvidia GTX 1070 $447Samsung 850 Evo 250GB $90
Intel Core i7-7700K $290Nvidia GTX 1060-6GB $290Samsung 850 Evo 500GB $137
AMD Ryzen 5 1600 $176AMD RX 480 $350Samsung 850 Pro 256GB $163
HDDRAMUSB
Seagate Barracuda 1TB (2016) $44Corsair Vengeance LPX DDR4 3000 C15 2x8GB $183SanDisk Extreme 64GB $70
Seagate Barracuda 3TB (2016) $75G.SKILL Trident Z DDR4 3200 C14 4x16GB $957SanDisk Extreme 32GB $46
Seagate Barracuda 2TB (2016) $60Corsair Vengeance LPX DDR4 3200 C16 2x8GB $193SanDisk Extreme 16GB $18
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