TEST
YOUR USB

WDC (ExtHD)

WD10 03FZEX-00MK2 1TB

▲ 500 ▼

Release date ≈ Q2 2017.

Average Bench: 61.1% (12th of 639)

Based on 11 user benchmarks.  Device: VID 2109 PID 0711 Model: WDC WD10 03FZEX-00MK2
Poor: 47%Average: 61.1% Great: 74%

Above average average bench

The WDC WD10 03FZEX-00MK2 1TB averaged 38.8% 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 2.56MB/s
Avg. Sequential Write Speed 147MB/s

Good consistency

The range of scores (95th - 5th percentile) for the WDC WD10 03FZEX-00MK2 1TB is 27%. This is a relatively narrow range which indicates that the WDC WD10 03FZEX-00MK2 1TB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. 4K Random Read Speed 1.11MB/s
Avg. Sequential Read Speed 140MB/s
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Average Bench

(Based on 11 samples)
Rank 1261.1%
Min Avg Max
8.2 Read 140 183
34.8 Write 147 172
11.2 Mixed 101 130
22.2 SusWrite 147 181
182% 134 MB/s
Min Avg Max
0.5 4K Read 1.11 1.4
1.2 4K Write 2.56 2.9
0.36 4K Mixed 0.97 1.2
124% 1.55 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest USB (mainstream) averages a speed of 100%
754GB free, PID 0711
Operating at USB 3.1 Speed
SusWrite @10s intervals: 176 177 176 177 178 177 MB/s
73.3% Very good
Read 182
Write 156
Mixed 121
SusWrite 177
213% 159 MB/s
4K Read 0.8
4K Write 2.7
4K Mixed 1.2
136% 1.57 MB/s
280GB free, PID 0711
Operating at USB 3.1 Speed
SusWrite @10s intervals: 160 160 160 158 161 160 MB/s
66.7% Good
Read 167
Write 155
Mixed 114
SusWrite 160
200% 149 MB/s
4K Read 1.3
4K Write 2.4
4K Mixed 1.1
124% 1.6 MB/s
779GB free, PID 0711
Operating at USB 3.1 Speed
SusWrite @10s intervals: 149 155 154 156 156 156 MB/s
65.6% Good
Read 168
Write 154
Mixed 116
SusWrite 154
199% 148 MB/s
4K Read 1.2
4K Write 2.4
4K Mixed 1.2
127% 1.6 MB/s
527GB free, PID 0711
Operating at USB 3.1 Speed
SusWrite @10s intervals: 145 143 147 142 148 148 MB/s
61.9% Good
Read 152
Write 144
Mixed 118
SusWrite 146
189% 140 MB/s
4K Read 1.4
4K Write 2.5
4K Mixed 1.1
128% 1.67 MB/s
267GB free, PID 0711
Operating at USB 3.1 Speed
SusWrite @10s intervals: 131 130 131 130 131 130 MB/s
55.3% Above average
Read 128
Write 130
Mixed 110
SusWrite 130
170% 125 MB/s
4K Read 1.3
4K Write 2.6
4K Mixed 1.2
134% 1.7 MB/s
905GB free, PID 0711
Operating at USB 3.1 Speed
SusWrite @10s intervals: 168 165 167 167 169 171 MB/s
46.8% Average
Read 8.2
Write 172
Mixed 11.2
SusWrite 168
143% 89.9 MB/s
4K Read 0.5
4K Write 2.9
4K Mixed 1
134% 1.47 MB/s
647GB free, PID 0711
Operating at USB 2.1 Speed
SusWrite @10s intervals: 21 20 20 20 20 20 MB/s
18.1% Very poor
Read 35.3
Write 30.8
Mixed 25.5
SusWrite 20.3
37% 28 MB/s
4K Read 1.2
4K Write 2.7
4K Mixed 1.2
137% 1.7 MB/s
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