Product comparison · 2 power supply units

be quiet! BN128 power supply unit vs FSP HEXA 500W

9specifications compared
4differ
5identical
28known for one product only

Key differences

Total power
- BN128 power supply unit:650 W
- HEXA 500W:500 W
Noise level
- BN128 power supply unit:22 dB
- HEXA 500W:25 dB
Dimensions (WxDxH)
- BN128 power supply unit:86 x 200 x 150 mm
- HEXA 500W:150 x 140 x 86 mm

Side by side

Differences highlightedShow differences only

Comparison of BN128, HEXA 500W
37 specifications	A be quiet! BN128 power supply unit Model BN128 View product	B FSP HEXA 500W View product
Power2 differ
Total powerDiffers	650 W	500 W
Peak powerKnown for one	750 W	Unknown — not stated by the source
AC input voltageKnown for one	100 - 240 V	Unknown — not stated by the source
AC input frequencyKnown for one	50 - 60 Hz	Unknown — not stated by the source
Input currentKnown for one	9 A	Unknown — not stated by the source
Maximum input current (@110V)Known for one	+12V,+12V1,+12V2,+12V3,+12V4,+3.3V,+5V,+5Vsb,-12V	Unknown — not stated by the source
Power Factor Correction (PFC) typeKnown for one	Active	Unknown — not stated by the source
Max output current (+3.3V)Known for one	24 A	Unknown — not stated by the source
Max output current (+12V)Known for one	20 A	Unknown — not stated by the source
Max output current (+5V)Known for one	30 A	Unknown — not stated by the source
Max output current (-12V)Known for one	0.5 A	Unknown — not stated by the source
Max output current (+5Vsb)Known for one	3 A	Unknown — not stated by the source
EfficiencyKnown for one	87%	Unknown — not stated by the source
Hold timeKnown for one	19 ms	Unknown — not stated by the source
Power protection featuresDiffers	Over current, Over power, Over voltage, Short circuit, Under voltage, Overheating	Over current, Over power, Over voltage, Overload, Short circuit, Under voltage
Ports & interfacesidentical
Number of SATA power connectorsKnown for one	9	Unknown — not stated by the source
PCI Express power connectors (6-pin)Known for one	2	Unknown — not stated by the source
PCI Express power connectors (6+2 pin)Known for one	2	Unknown — not stated by the source
CPU P4 connector (4-pin)Known for one	1	Unknown — not stated by the source
CPU power connector (4+4 pin)Known for one	Yes	Unknown — not stated by the source
Cabling typeKnown for one	Semi-Modular	Unknown — not stated by the source
Motherboard power connectorKnown for one	Unknown — not stated by the source	20+4 pin ATX
Peripheral (Molex) power connectors (4-pin)Known for one	Unknown — not stated by the source	4
Performance1 differ
Purpose	PC	PC
Power supply unit (PSU) form factor	ATX	ATX
80 PLUS certificationKnown for one	80 PLUS Silver	Unknown — not stated by the source
ATX version	2.3	2.3
EPS versionKnown for one	2.92	Unknown — not stated by the source
Noise levelDiffers	22 dB	25 dB
Mean time between failures (MTBF)Known for one	100000 h	Unknown — not stated by the source
Designidentical
Product colour	Black	Black
Fan diameter	12 cm	12 cm
Fan speedKnown for one	2000	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	10 - 40 °C	Unknown — not stated by the source
Certificatesidentical
CertificationKnown for one	CE, CB	Unknown — not stated by the source
Weight & dimensionsidentical
WeightKnown for one	2 kg	Unknown — not stated by the source
Other features1 differ
Dimensions (WxDxH)Differs	86 x 200 x 150 mm	150 x 140 x 86 mm

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.

More power supply unit comparisons

All power supply unit comparisons