Product comparison · 2 power supply units

COUGAR CGR ST-550 vs COUGAR CGR ST-650

47specifications compared
13differ
34identical
1known for one product only

Key differences

Total power
- CGR ST-550:550 W
- CGR ST-650:650 W
Combined power (+3.3V)
- CGR ST-550:110 W
- CGR ST-650:130 W
Combined power (+12V)
- CGR ST-550:504 W
- CGR ST-650:624 W
Combined power (+5V)
- CGR ST-550:110 W
- CGR ST-650:130 W
Combined power (+5Vsb)
- CGR ST-550:12.5 W
- CGR ST-650:15 W
Max output current (+3.3V)
- CGR ST-550:16 A
- CGR ST-650:18 A
Max output current (+12V)
- CGR ST-550:42 A
- CGR ST-650:52 A
Max output current (+5V)
- CGR ST-550:18 A
- CGR ST-650:20 A

Side by side

Differences highlightedShow differences only

Comparison of CGR ST-550, CGR ST-650
48 specifications	A COUGAR CGR ST-550 View product	B COUGAR CGR ST-650 View product
Power10 differ
Total powerDiffers	550 W	650 W
Combined power (+3.3V)Differs	110 W	130 W
Combined power (+12V)Differs	504 W	624 W
Combined power (+5V)Differs	110 W	130 W
Combined power (+5Vsb)Differs	12.5 W	15 W
Max output current (+3.3V)Differs	16 A	18 A
Max output current (+12V)Differs	42 A	52 A
Max output current (+5V)Differs	18 A	20 A
Max output current (+5Vsb)Differs	2.5 A	3 A
Power protection featuresDiffers	Over current, Over power, Over voltage, Short circuit, Under voltage	Over current, Over voltage, Short circuit, Under voltage, Overload
Ports & interfaces1 differ
Number of SATA power connectorsDiffers	5	6
Performanceidentical
80 PLUS certificationKnown for one	Unknown — not stated by the source	80 PLUS Silver
Weight & dimensions1 differ
WeightDiffers	1.35 kg	1.4 kg
Packaging data1 differ
Package weightDiffers	1.65 kg	1.7 kg

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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