IO Meter - USB 3.0 Vs. USB 2.0 (Sequential Access)
In these tests, we compared the USB 3.0 and USB 2.0 performance of the OCZ Enyo.
Throughput (Random Access)
Test |
USB 3.0 |
USB 2.0 |
Difference |
512 KB Read |
188.87 MB/s |
36.70 MB/s |
+ 414.6% |
512 KB Write |
106.26 MB/s |
30.91 MB/s |
+ 243.8% |
4 KB Read |
33.81 MB/s |
8.19 MB/s |
+ 312.8% |
4 KB Write |
39.51 MB/s |
8.19 MB/s |
+ 382.4% |
Random Access Time
Test |
USB 3.0 |
USB 2.0 |
Difference |
512 KB Read |
28.98 ms |
34.61 ms |
- 80.6% |
512 KB Write |
43.56 ms |
40.43 ms |
- 70.9% |
4 KB Read |
27.64 ms |
26.18 ms |
- 76.0% |
4 KB Write |
24.30 ms |
23.24 ms |
- 80.0% |
CPU Utilization (Random Access)
Test |
USB 3.0 |
USB 2.0 |
Difference |
512 KB Read |
1.79% |
1.00% |
+ 79.0% |
512 KB Write |
1.20% |
1.17% |
+ 2.6% |
4 KB Read |
5.96% |
4.80% |
+ 24.2% |
4 KB Write |
6.66% |
2.21% |
+ 201.4% |
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• The 64 GB OCZ Enyo Solid State Drive |
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