Average Bench: 193% (22nd of 862)

Based on 1,094 user benchmarks.  Models: NVMe TOSHIBA-RD400, TOSHIBA-RD400

Outstanding average bench

The Toshiba OCZ RD400 NVMe PCIe M.2 256GB averaged 93.2% 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 1,784MB/s
Avg. Sequential Mixed IO Speed 1,148MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Toshiba OCZ RD400 NVMe PCIe M.2 256GB is 93.3%. 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 266MB/s
Avg. 4K-64Thread Write Speed 284MB/s
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Average Bench

(Based on 1,094 samples)
Min Avg Max
1,191 Read 1,784 2,126
579 Write 918 1,118
711 Mixed 1,148 1,357
283% 1,283 MB/s
Min Avg Max
23.5 4K Read 38.3 44.9
49.9 4K Write 119 185
21.9 4K Mixed 43 63.3
176% 66.9 MB/s
Min Avg Max
29.4 DQ Read 266 623
87.5 DQ Write 284 546
19.8 DQ Mixed 109 241
128% 220 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
182GB free
Firmware: 57CZ Max speed: PCIe 5,000 MB/s
SYSTEM 4KALIGNED
Read 2,016
Write 1,154
Mixed 1,387
336% 1,519 MB/s
4K Read 35.3
4K Write 114
4K Mixed 50.3
178% 66.6 MB/s
DQ Read 209
DQ Write 175
DQ Mixed 23.5
64% 136 MB/s
174GB free
Firmware: 57CZ4102 Max speed: PCIe 5,000 MB/s
SYSTEM 4KALIGNED
Read 2,236
Write 977
Mixed 1,356
335% 1,523 MB/s
4K Read 38
4K Write 112
4K Mixed 31.2
157% 60.3 MB/s
DQ Read 38
DQ Write 136
DQ Mixed 29.2
39% 67.8 MB/s
144GB free
Firmware: 57CZ4102 Max speed: PCIe 5,000 MB/s
SYSTEM 4KALIGNED
Read 1,625
Write 926
Mixed 1,199
276% 1,250 MB/s
4K Read 30.6
4K Write 121
4K Mixed 49.8
174% 67.2 MB/s
DQ Read 496
DQ Write 283
DQ Mixed 170
186% 317 MB/s
144GB free
Firmware: 57CZ Max speed: PCIe 5,000 MB/s
SYSTEM 4KALIGNED
Read 1,875
Write 947
Mixed 1,338
306% 1,387 MB/s
4K Read 31.5
4K Write 161
4K Mixed 21.8
161% 71.3 MB/s
DQ Read 60.5
DQ Write 157
DQ Mixed 29.6
45% 82.5 MB/s
143GB free
Firmware: 57CZ Max speed: PCIe 5,000 MB/s
SYSTEM 4KALIGNED
Read 1,731
Write 945
Mixed 1,193
285% 1,290 MB/s
4K Read 30
4K Write 168
4K Mixed 24
165% 74.1 MB/s
DQ Read 31.6
DQ Write 166
DQ Mixed 20.3
39% 72.6 MB/s
63GB free
Firmware: 57CZ Max speed: PCIe 5,000 MB/s
SYSTEM 4KALIGNED
Read 1,811
Write 615
Mixed 1,088
257% 1,171 MB/s
4K Read 38.4
4K Write 139
4K Mixed 27.8
167% 68.3 MB/s
DQ Read 453
DQ Write 278
DQ Mixed 187
187% 306 MB/s
67GB free
Firmware: 57CZ4102 Max speed: PCIe 5,000 MB/s
SYSTEM 4KALIGNED
Read 1,975
Write 651
Mixed 1,002
264% 1,209 MB/s
4K Read 33.5
4K Write 91
4K Mixed 41.2
152% 55.2 MB/s
DQ Read 194
DQ Write 118
DQ Mixed 30.3
56% 114 MB/s
195GB free
Firmware: 57CZ4102 Max speed: PCIe 5,000 MB/s
SYSTEM 4KALIGNED
Read 1,757
Write 953
Mixed 1,216
289% 1,309 MB/s
4K Read 21.9
4K Write 124
4K Mixed 19.7
124% 55.1 MB/s
DQ Read 28.9
DQ Write 131
DQ Mixed 14.3
30% 58.1 MB/s
19GB free
Firmware: 57CZ4102 Max speed: PCIe 5,000 MB/s
SYSTEM 4KALIGNED
Read 1,779
Write 648
Mixed 1,013
251% 1,147 MB/s
4K Read 30.1
4K Write 75.6
4K Mixed 26.5
120% 44.1 MB/s
DQ Read 322
DQ Write 238
DQ Mixed 23.5
87% 195 MB/s
1,094 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 4,441,629 SSDs tested.

 Prices

AmazonUS $122.227 mins ago.
EbayUS $148.9912 mins ago.
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Typical RD400 NVMe PCIe M.2 256GB Builds (Compare 7,190 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 113%
UFO
Desktop
Desktop 118%
UFO
Workstation
Workstation 86%
Aircraft carrier

Motherboard: Asus STRIX Z270E GAMING - $190

EDIT WITH CUSTOM PC BUILDER Value: 95% - Outstanding Total price: $1,319

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

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Solid State Drive Rankings (Price vs Performance) November 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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