Product comparison · 2 power supply units

FSP 9PA300DK08 power supply unit vs HP 720478-B21 power supply unit

10specifications compared
10differ
0identical
26known for one product only

Key differences

Total power
- 9PA300DK08 power supply unit:300 W
- 720478-B21 power supply unit:500 W
AC input voltage
- 9PA300DK08 power supply unit:90 - 264 V
- 720478-B21 power supply unit:100 - 240 V
Efficiency
- 9PA300DK08 power supply unit:90.58%
- 720478-B21 power supply unit:94%
Purpose
- 9PA300DK08 power supply unit:PC
- 720478-B21 power supply unit:Server
Power supply unit (PSU) form factor
- 9PA300DK08 power supply unit:TFX
- 720478-B21 power supply unit:Flex ATX
80 PLUS certification
- 9PA300DK08 power supply unit:80 PLUS Gold
- 720478-B21 power supply unit:80 PLUS Platinum
Product colour
- 9PA300DK08 power supply unit:Grey
- 720478-B21 power supply unit:Metallic
Width
- 9PA300DK08 power supply unit:85 mm
- 720478-B21 power supply unit:68 mm

Side by side

Differences highlightedShow differences only

Comparison of 9PA300DK08, 720478-B21
36 specifications	A FSP 9PA300DK08 power supply unit Model 9PA300DK08 View product	B HP 720478-B21 power supply unit Model 720478-B21 View product
Power3 differ
Total powerDiffers	300 W	500 W
AC input voltageDiffers	90 - 264 V	100 - 240 V
AC input frequencyKnown for one	47 - 53 Hz	Unknown — not stated by the source
Input currentKnown for one	2 - 4 A	Unknown — not stated by the source
Power Factor Correction (PFC) typeKnown for one	Active	Unknown — not stated by the source
Combined power (+3.3V)Known for one	103 W	Unknown — not stated by the source
Combined power (+12V)Known for one	288 W	Unknown — not stated by the source
Combined power (+5V)Known for one	103 W	Unknown — not stated by the source
Combined power (-12V)Known for one	16 W	Unknown — not stated by the source
Combined power (+5Vsb)Known for one	16 W	Unknown — not stated by the source
Max output current (+3.3V)Known for one	18 A	Unknown — not stated by the source
Max output current (+12V1)Known for one	13 A	Unknown — not stated by the source
Max output current (+12V2)Known for one	13 A	Unknown — not stated by the source
Max output current (+5V)Known for one	18 A	Unknown — not stated by the source
Max output current (-12V)Known for one	0.3 A	Unknown — not stated by the source
Max output current (+5Vsb)Known for one	3 A	Unknown — not stated by the source
EfficiencyDiffers	90.58%	94%
Power protection featuresKnown for one	Over voltage	Unknown — not stated by the source
Ports & interfacesidentical
Motherboard power connectorKnown for one	24-pin ATX	Unknown — not stated by the source
Number of SATA power connectorsKnown for one	3	Unknown — not stated by the source
Peripheral (Molex) power connectors (4-pin)Known for one	1	Unknown — not stated by the source
CPU P4 connector (4-pin)Known for one	1	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
Cabling typeKnown for one	Non-Modular	Unknown — not stated by the source
Performance3 differ
PurposeDiffers	PC	Server
Power supply unit (PSU) form factorDiffers	TFX	Flex ATX
80 PLUS certificationDiffers	80 PLUS Gold	80 PLUS Platinum
Design1 differ
Product colourDiffers	Grey	Metallic
Number of fansKnown for one	1 fan(s)	Unknown — not stated by the source
Certificatesidentical
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
Weight & dimensions3 differ
WidthDiffers	85 mm	68 mm
DepthDiffers	175 mm	40.4 mm
HeightDiffers	65 mm	225.3 mm
WeightKnown for one	Unknown — not stated by the source	910 g
Technical detailsidentical
Sustainability certificatesKnown for one	ENERGY STAR	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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