Zalman HD501 HTPC Black vs Zalman HD503 HTPC Black

Comparison of HD501, HD503

11 specifications	A Zalman HD501 HTPC Black Model HD501 View product	B Zalman HD503 HTPC Black Model HD503 View product
Designidentical
Form factor	HTPC	HTPC
Type	PC	PC
Material	Metal	Metal
Product colour	Black	Black
Supported motherboard form factors	ATX	ATX
Ports & interfacesidentical
USB 2.0 ports quantity	2	2
eSATA ports quantity	1	1
Weight & dimensions2 differ
Width	450 mm	450 mm
DepthDiffers	170 mm	455 mm
HeightDiffers	455 mm	170 mm
Weight	8 kg	8 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.