TEST
YOUR USB

WDC (ExtHD)

WD20 EZAZ-00GGJB0 2TB

▲ 500 ▼

Release date ≈ Q3 2020.

Average Bench: 84.9% (5th of 639)

Based on 4 user benchmarks.  Device: VID 152d PID 0578 Model: WDC WD20 EZAZ-00GGJB0
Poor: 72%Average: 84.9% Great: 90%

Very good average bench

The WDC WD20 EZAZ-00GGJB0 2TB averaged just 15.1% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the WDC WD20 EZAZ-00GGJB0 2TB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Write Speed 9.52MB/s
Avg. 4K Random Write Speed 8.57MB/s

Unknown consistency

There are too few samples to reasonably determine how consistently this USB perfroms. This result should be interpreted with caution.

Weaknesses

Avg. 4K-64Thread Read Speed 0.43MB/s
Avg. 4K Random Read Speed 3MB/s
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Average Bench

(Based on 4 samples)
Rank 584.9%
Min Avg Max
177 Read 185 191
145 Write 150 156
73.5 Mixed 75 76
83.5 SusWrite 142 177
178% 138 MB/s
Min Avg Max
2.6 4K Read 3 3.7
8.2 4K Write 8.57 9
0.7 4K Mixed 0.7 0.7
327% 4.09 MB/s
Min Avg Max
0.4 DQ Read 0.43 0.5
9.2 DQ Write 9.52 9.8
0.6 DQ Mixed 0.62 0.7
347% 3.52 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest USB (mainstream) averages a speed of 100%
1.5TB free, PID 0578
Operating at USB 3.0 Speed
SusWrite @10s intervals: 179 177 179 177 179 174 MB/s
90.2% Outstanding
Read 177
Write 156
Mixed 75
SusWrite 177
194% 147 MB/s
4K Read 2.8
4K Write 8.2
4K Mixed 0.7
313% 3.9 MB/s
DQ Read 0.4
DQ Write 9.2
DQ Mixed 0.6
335% 3.4 MB/s
1.5TB free, PID 0578
Operating at USB 3.0 Speed
SusWrite @10s intervals: 152 151 151 156 153 154 MB/s
88.1% Excellent
Read 191
Write 145
Mixed 73.5
SusWrite 153
181% 140 MB/s
4K Read 2.9
4K Write 8.6
4K Mixed 0.7
327% 4.07 MB/s
DQ Read 0.4
DQ Write 9.8
DQ Mixed 0.6
355% 3.6 MB/s
1.5TB free, PID 0578
Operating at USB 3.0 Speed
SusWrite @10s intervals: 83 84 84 83 82 85 MB/s
71.7% Very good
Read 183
Write 146
Mixed 76
SusWrite 83.5
153% 122 MB/s
4K Read 3.7
4K Write 8.5
4K Mixed 0.7
327% 4.3 MB/s
DQ Read 0.5
DQ Write 9.5
DQ Mixed 0.7
349% 3.57 MB/s
1.5TB free, PID 0578
Operating at USB 3.0 Speed
SusWrite @10s intervals: 4.9 3.9 8.4 10 11 11 MB/s
33.6% Below average
Read 188
Write 11.3
Mixed 27.5
SusWrite 8.3
50% 58.9 MB/s
4K Read 4.7
4K Write 1.1
4K Mixed 0.5
72% 2.1 MB/s
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Group Test Results

  • 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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