TEST
YOUR USB

ST500LM0 (ExtHD)

30-2E717D 500GB

▲ 500 ▼

Release date ≈ Q1 2018.

Average Bench: 32.1% (75th of 639)

Based on 18 user benchmarks.  Device: VID 1f75 PID 0621 Model: ST500LM0 30-2E717D
Poor: 17%Average: 32.1% Great: 48%

Poor average bench

The ST500LM0 30-2E717D 500GB averaged 67.8% 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. 4K Random Write Speed 2.81MB/s
Avg. Sequential Write Speed 69.1MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the ST500LM0 30-2E717D 500GB is 31.5%. This is a relatively narrow range which indicates that the ST500LM0 30-2E717D 500GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. 4K Random Read Speed 1.19MB/s
Avg. Sequential Read Speed 58.8MB/s
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Average Bench

(Based on 18 samples)
Rank 7532.1%
Min Avg Max
20.4 Read 58.8 98.6
19.2 Write 69.1 135
7.31 Mixed 47.2 89.9
19.9 SusWrite 67.2 132
83.6% 60.6 MB/s
Min Avg Max
0.4 4K Read 1.19 2.1
0.4 4K Write 2.81 3.9
0.12 4K Mixed 0.49 0.9
116% 1.49 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest USB (mainstream) averages a speed of 100%
438GB free, PID 0621
Operating at USB 3.0 Speed
SusWrite @10s intervals: 118 130 133 134 133 134 MB/s
53.3% Above average
Read 94.5
Write 127
Mixed 89.9
SusWrite 130
155% 110 MB/s
4K Read 2.1
4K Write 3.5
4K Mixed 0.3
137% 1.97 MB/s
438GB free, PID 0621
Operating at USB 3.0 Speed
SusWrite @10s intervals: 126 132 132 134 133 132 MB/s
42% Average
Read 82.7
Write 135
Mixed 31.2
SusWrite 132
133% 95.1 MB/s
4K Read 0.4
4K Write 0.4
4K Mixed 0.6
36% 0.47 MB/s
211GB free, PID 0621
Operating at USB 3.0 Speed
SusWrite @10s intervals: 25 101 102 102 95 102 MB/s
40% Below average
Read 72.3
Write 70.7
Mixed 66.8
SusWrite 87.9
103% 74.4 MB/s
4K Read 0.9
4K Write 3.3
4K Mixed 0.6
136% 1.6 MB/s
388GB free, PID 0621
Operating at USB 2.1 Speed
SusWrite @10s intervals: 34 38 39 38 39 39 MB/s
22.5% Poor
Read 36.4
Write 38
Mixed 30
SusWrite 37.7
48% 35.5 MB/s
4K Read 1.6
4K Write 2.8
4K Mixed 0.7
125% 1.7 MB/s
2GB free, PID 0621
Operating at USB 2.1 Speed
SusWrite @10s intervals: 34 37 37 36 37 37 MB/s
16.6% Very poor
Read 28.4
Write 28.8
Mixed 26.6
SusWrite 36.1
42% 30 MB/s
4K Read 1.5
4K Write 1.4
4K Mixed 0.4
67% 1.1 MB/s
87GB free, PID 0621
Operating at USB 2.1 Speed
SusWrite @10s intervals: 20 25 28 29 32 32 MB/s
16% Very poor
Read 30.6
Write 31.8
Mixed 33.9
SusWrite 27.5
42% 31 MB/s
4K Read 1.3
4K Write 1.7
4K Mixed 0.4
76% 1.13 MB/s
18 MORE »
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  • Fastest real world speed - Real World Speed measures performance for typical consumers.

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