TEST
YOUR USB

APPLE (ExtHD)

HD D HTS541010A9E66 1TB

▲ 500 ▼

Release date ≈ Q4 2018.

Average Bench: 25% (162nd of 639)

Based on 22 user benchmarks.  Device: VID 1f75 PID 0621 Model: APPLE HD D HTS541010A9E66
Poor: 14%Average: 25% Great: 43%

Very poor average bench

The APPLE HD D HTS541010A9E66 1TB averaged 74.9% 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. 4K Random Write Speed 1.37MB/s
Avg. Sequential Write Speed 56.7MB/s

Good consistency

The range of scores (95th - 5th percentile) for the APPLE HD D HTS541010A9E66 1TB is 29.5%. This is a relatively narrow range which indicates that the APPLE HD D HTS541010A9E66 1TB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. 4K Random Read Speed 0.5MB/s
Avg. Sequential Read Speed 58.4MB/s
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Average Bench

(Based on 22 samples)
Rank 16225%
Min Avg Max
29.3 Read 58.4 107
24.1 Write 56.7 108
16.3 Mixed 28.8 38.5
12.4 SusWrite 56.2 106
66.6% 50 MB/s
Min Avg Max
0.2 4K Read 0.5 0.7
0.3 4K Write 1.37 1.6
0.2 4K Mixed 0.52 0.6
66.1% 0.8 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest USB (mainstream) averages a speed of 100%
930GB free, PID 0621
Operating at USB 3.0 Speed
SusWrite @10s intervals: 105 105 105 106 106 106 MB/s
43.1% Average
Read 104
Write 105
Mixed 38.3
SusWrite 106
117% 88.2 MB/s
4K Read 0.5
4K Write 1.6
4K Mixed 0.6
77% 0.9 MB/s
123GB free, PID 0621
Operating at USB 3.0 Speed
SusWrite @10s intervals: 103 103 104 104 104 104 MB/s
42.4% Average
Read 102
Write 101
Mixed 38.5
SusWrite 104
115% 86.3 MB/s
4K Read 0.5
4K Write 1.6
4K Mixed 0.6
77% 0.9 MB/s
542GB free, PID 0621
Operating at USB 3.0 Speed
SusWrite @10s intervals: 70 78 76 76 63 73 MB/s
32% Below average
Read 87.7
Write 70
Mixed 30
SusWrite 72.6
84% 65.1 MB/s
4K Read 0.3
4K Write 1.1
4K Mixed 0.4
52% 0.6 MB/s
675GB free, PID 0621
Operating at USB 2.1 Speed
SusWrite @10s intervals: 35 41 41 42 42 42 MB/s
19.3% Very poor
Read 37.7
Write 37.8
Mixed 32.2
SusWrite 40.5
51% 37 MB/s
4K Read 0.5
4K Write 1.6
4K Mixed 0.6
77% 0.9 MB/s
97GB free, PID 0621
Operating at USB 2.1 Speed
SusWrite @10s intervals: 36 42 42 42 42 42 MB/s
19% Very poor
Read 41
Write 39
Mixed 30.2
SusWrite 40.8
51% 37.8 MB/s
4K Read 0.5
4K Write 1.3
4K Mixed 0.5
63% 0.77 MB/s
20GB free, PID 0621
Operating at USB 2.1 Speed
SusWrite @10s intervals: 37 37 37 37 37 37 MB/s
18.6% Very poor
Read 52.7
Write 35.1
Mixed 33.2
SusWrite 36.7
51% 39.4 MB/s
4K Read 0.7
4K Write 0.9
4K Mixed 0.4
47% 0.67 MB/s
52GB free, PID 0621
Operating at USB 2.1 Speed
SusWrite @10s intervals: 29 30 30 30 30 30 MB/s
15.4% Very poor
Read 30.6
Write 30
Mixed 27.3
SusWrite 29.9
40% 29.4 MB/s
4K Read 0.5
4K Write 1.4
4K Mixed 0.6
70% 0.83 MB/s
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