Product comparison · 2 power supply units

Aerocool XPredator 850GM vs be quiet! System Power B8

30specifications compared
15differ
15identical
26known for one product only

Key differences

Total power
- XPredator 850GM:850 W
- System Power B8:350 W
AC input voltage
- XPredator 850GM:100 - 240 V
- System Power B8:200 - 240 V
AC input frequency
- XPredator 850GM:47 - 63 Hz
- System Power B8:50 Hz
Input current
- XPredator 850GM:10 A
- System Power B8:3 A
Combined power (+3.3V)
- XPredator 850GM:100 W
- System Power B8:103 W
Combined power (+12V)
- XPredator 850GM:840 W
- System Power B8:324 W
Combined power (+5V)
- XPredator 850GM:100 W
- System Power B8:103 W
Max output current (+3.3V)
- XPredator 850GM:20 A
- System Power B8:19 A

Side by side

Differences highlightedShow differences only

Comparison of XPredator 850GM, System Power B8
56 specifications	A Aerocool XPredator 850GM View product	B be quiet! System Power B8 View product
Power9 differ
Total powerDiffers	850 W	350 W
AC input voltageDiffers	100 - 240 V	200 - 240 V
AC input frequencyDiffers	47 - 63 Hz	50 Hz
Input currentDiffers	10 A	3 A
Power factorKnown for one	Unknown — not stated by the source	0.98
Combined power (+3.3V)Differs	100 W	103 W
Combined power (+12V)Differs	840 W	324 W
Combined power (+5V)Differs	100 W	103 W
Max output current (+3.3V)Differs	20 A	19 A
Max output current (+12V1)Known for one	Unknown — not stated by the source	20 A
Max output current (+12V2)Known for one	Unknown — not stated by the source	16 A
Max output current (+5V)Differs	20 A	15 A
EfficiencyKnown for one	Unknown — not stated by the source	87%
Hold timeKnown for one	Unknown — not stated by the source	18 ms
Power protection featuresKnown for one	Unknown — not stated by the source	Over current, Over power, Over voltage, Overheating, Short circuit, Under voltage
Combined power (-12V)Known for one	3.6 W	Unknown — not stated by the source
Combined power (+5Vsb)Known for one	12.5 W	Unknown — not stated by the source
Max output current (+12V)Known for one	70 A	Unknown — not stated by the source
Max output current (+5Vsb)Known for one	2.5 A	Unknown — not stated by the source
Ports & interfaces3 differ
Number of PATA power connectorsKnown for one	Unknown — not stated by the source	2
Number of SATA power connectorsDiffers	8	4
PCI Express power connectors (6+2 pin)Differs	4	1
ATX power connector (20+4 pin)Known for one	Unknown — not stated by the source	Yes
Cabling typeDiffers	Semi-Modular	Non-Modular
Peripheral (Molex) power connectors (4-pin)Known for one	4	Unknown — not stated by the source
Floppy disk drive connectorKnown for one	Yes	Unknown — not stated by the source
Floppy drive power connectorKnown for one	1	Unknown — not stated by the source
Performance1 differ
80 PLUS certificationDiffers	80 PLUS Gold	80 PLUS
ATX versionKnown for one	Unknown — not stated by the source	2.4
Design1 differ
Product colourDiffers	Black	Grey
Fan speedKnown for one	Unknown — not stated by the source	1650
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 40 °C
Certificatesidentical
CertificationKnown for one	Unknown — not stated by the source	ErP, WEEE
Safety regulation & standardsidentical
SafetyKnown for one	Unknown — not stated by the source	CE, CB, TÜV, RCM, CU
Weight & dimensions1 differ
WeightDiffers	2.04 kg	1.6 kg
Technical detailsidentical
Sustainability certificatesKnown for one	Unknown — not stated by the source	ENERGY STAR
Other featuresidentical
Noise level (quiet mode, 50%)Known for one	Unknown — not stated by the source	12.3 dB
Noise level (full-load mode, 100%)Known for one	Unknown — not stated by the source	24.9 dB
Warranty cardKnown for one	Yes	Unknown — not stated by the source
Packaging dataidentical
ManualKnown for one	Yes	Unknown — not stated by the source
Package typeKnown for one	Box	Unknown — not stated by the source

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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