TEST
YOUR USB

KINGSTON (ExtHD)

SA400S37240G 240GB

▲ 500 ▼

Release date ≈ Q2 2018.

Average Bench: 92.7% (5th of 639)

Based on 50 user benchmarks.  Device: VID 1f75 PID 0621 Model: KINGSTON SA400S37240G
Poor: 30%Average: 92.7% Great: 144%

Excellent average bench

The KINGSTON SA400S37240G 240GB averaged just 7.3% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the KINGSTON SA400S37240G 240GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Write Speed 24.1MB/s
Avg. 4K Random Write Speed 17.1MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the KINGSTON SA400S37240G 240GB is 114%. This is a particularly wide range which indicates that the KINGSTON SA400S37240G 240GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sequential Read Speed 121MB/s
Avg. Sustained Write Speed 89.1MB/s
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Average Bench

(Based on 50 samples)
Rank 592.7%
Min Avg Max
6 Read 121 243
5.5 Write 103 222
6.5 Mixed 93.6 209
9.1 SusWrite 89.1 216
135% 102 MB/s
Min Avg Max
0.2 4K Read 13.6 24.9
1.6 4K Write 17.1 42
0.4 4K Mixed 11.6 23
1,025% 14.1 MB/s
Min Avg Max
6.3 DQ Read 16 22.2
10.5 DQ Write 24.1 42
0.4 DQ Mixed 15.9 28.3
1,417% 18.6 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest USB (mainstream) averages a speed of 100%
77GB free, PID 0621
Operating at USB 3.0 Speed
SusWrite @10s intervals: 100 103 103 88 104 104 MB/s
116% Outstanding
Read 106
Write 102
Mixed 97.8
SusWrite 100
138% 101 MB/s
4K Read 17.3
4K Write 24.4
4K Mixed 19.7
1,564% 20.5 MB/s
DQ Read 19.6
DQ Write 35.5
DQ Mixed 24.3
2,107% 26.5 MB/s
12GB free, PID 0621
Operating at USB 3.0 Speed
SusWrite @10s intervals: 103 87 22 24 34 57 MB/s
105% Outstanding
Read 90.4
Write 70.2
Mixed 94.3
SusWrite 54.4
103% 77.3 MB/s
4K Read 13.1
4K Write 25
4K Mixed 16.9
1,474% 18.3 MB/s
DQ Read 15.9
DQ Write 37.2
DQ Mixed 19.9
2,001% 24.3 MB/s
223GB free, PID 0621
Operating at USB 3.0 Speed
SusWrite @10s intervals: 93 94 79 86 69 50 MB/s
91.2% Outstanding
Read 79.9
Write 78
Mixed 79.6
SusWrite 78.6
108% 79 MB/s
4K Read 12
4K Write 19.4
4K Mixed 10.7
1,068% 14 MB/s
DQ Read 17.4
DQ Write 27.8
DQ Mixed 16.8
1,582% 20.7 MB/s
223GB free, PID 0621
Operating at USB 2.1 Speed
SusWrite @10s intervals: 42 42 42 42 42 42 MB/s
50.2% Above average
Read 50.4
Write 38.1
Mixed 37.9
SusWrite 42.1
56% 42.1 MB/s
4K Read 15.3
4K Write 9.8
4K Mixed 13.4
846% 12.8 MB/s
DQ Read 14.3
DQ Write 18
DQ Mixed 15.6
1,196% 16 MB/s
223GB free, PID 0621
Operating at USB 2.1 Speed
SusWrite @10s intervals: 35 36 35 35 35 35 MB/s
46.8% Average
Read 52.7
Write 34.5
Mixed 33.8
SusWrite 35
50% 39 MB/s
4K Read 15.3
4K Write 9.1
4K Mixed 12.7
798% 12.4 MB/s
DQ Read 13
DQ Write 16.5
DQ Mixed 14
1,086% 14.5 MB/s
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