Thermaltake Toughpower GF A3 750W PSU Review

Transient Response

20% Load – 20ms

Voltage Before After Change Pass/Fail
12V 11.965V 11.584V 3.18% Pass
5V 5.032V 4.931V 2.01% Pass
3.3V 3.326V 3.234V 2.78% Pass
5VSB 5.051V 5.004V 0.94% Pass

50% Load -20ms

Voltage Before After Change Pass/Fail
12V 11.946V 11.828V 0.99% Pass
5V 5.008V 4.927V 1.62% Pass
3.3V 3.301V 3.197V 3.15% Pass
5VSB 4.990V 4.948V 0.84% Pass

The transient response is mediocre at 12V.

Transient Response ATX v3.0 Tests

The PSU meets the ATX v3.0 requirements. It would be nice to see above 3.2V at the 3.3V rail, though at the 200% transient load test.

The 12V rail performs decently in the ATX v3.0 tests.

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