TEST
YOUR USB

H/W (ExtHD)

RAID 50 18TB

▲ 500 ▼

Release date ≈ Q4 2016.

Average Bench: 52% (21st of 639)

Based on 6 user benchmarks.  Device: VID 152d PID 0567 Model: H/W RAID 50
Poor: 15%Average: 52% Great: 73%

Average average bench

The H/W RAID 50 18TB averaged 47.9% lower than the peak scores attained by the group leaders. This isn't a great result which indicates that there are much faster alternatives on the comparison list.

Strengths

Avg. Sustained Write Speed 142MB/s
Avg. Sequential Read Speed 155MB/s

Below average consistency

The range of scores (95th - 5th percentile) for the H/W RAID 50 18TB is 57.3%. This is a relatively wide range which indicates that the H/W RAID 50 18TB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 4K Random Read Speed 1.05MB/s
Avg. 4K Random Write Speed 0.12MB/s
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Average Bench

(Based on 6 samples)
Rank 2152%
Min Avg Max
39.4 Read 155 199
38.3 Write 61.5 113
23.2 Mixed 46.9 101
40.6 SusWrite 142 204
126% 101 MB/s
Min Avg Max
0.6 4K Read 1.05 1.81
0.1 4K Write 0.12 0.2
0.1 4K Mixed 0.17 0.2
13.8% 0.45 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest USB (mainstream) averages a speed of 100%
13.5TB free, PID 0567
Operating at USB 3.0 Speed
SusWrite @10s intervals: 181 205 213 187 220 222 MB/s
72.6% Very good
Read 190
Write 113
Mixed 62.1
SusWrite 204
184% 142 MB/s
4K Read 0.7
4K Write 0.1
4K Mixed 0.2
13% 0.33 MB/s
7.5TB free, PID 0567
Operating at USB 3.0 Speed
SusWrite @10s intervals: 198 210 165 222 211 198 MB/s
63.5% Good
Read 133
Write 47.2
Mixed 29.9
SusWrite 201
134% 103 MB/s
4K Read 0.7
4K Write 0.1
4K Mixed 0.1
9% 0.3 MB/s
9TB free, PID 0567
Operating at USB 3.0 Speed
SusWrite @10s intervals: 112 125 132 140 139 139 MB/s
57.9% Above average
Read 199
Write 38.3
Mixed 32
SusWrite 131
114% 100 MB/s
4K Read 1.1
4K Write 0.1
4K Mixed 0.2
14% 0.47 MB/s
9TB free, PID 0567
Operating at USB 3.0 Speed
SusWrite @10s intervals: 155 117 12 79 212 209 MB/s
56.1% Above average
Read 186
Write 41.2
Mixed 23.2
SusWrite 131
109% 95.2 MB/s
4K Read 1.4
4K Write 0.1
4K Mixed 0.2
15% 0.57 MB/s
13.5TB free, PID 0567
Operating at USB 3.0 Speed
46.7% Average
Read 181
Write 90.2
Mixed 101
142% 124 MB/s
4K Read 1.81
4K Write 0.12
4K Mixed 0.12
15% 0.68 MB/s
5.5TB free, PID 0567
Operating at USB 2.1 Speed
SusWrite @10s intervals: 36 40 42 42 42 42 MB/s
15.3% Very poor
Read 39.4
Write 38.8
Mixed 32.6
SusWrite 40.6
52% 37.8 MB/s
4K Read 0.6
4K Write 0.2
4K Mixed 0.2
16% 0.33 MB/s
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  • Best user rated - User sentiment trumps benchmarks for this comparison.
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  • Fastest real world speed - Real World Speed measures performance for typical consumers.

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