HP 310479-B21 memory module vs HP 310480-B21 memory module

Comparison of 310479-B21, 310480-B21

8 specifications	A HP 310479-B21 memory module Model 310479-B21 View product	B HP 310480-B21 memory module Model 310480-B21 View product
Features1 differ
Internal memory	0.5 GB	0.5 GB
Memory layout (modules x size)Differs	2 x 0.5 GB	1 x 0.5 GB
Internal memory type	DDR	DDR
Component for	PC/Server	PC/Server
ECC	Yes	Yes
CAS latencyKnown for one	2.5	—Unknown — not stated by the source
Memory clock speed	266 MHz	266 MHz
Buffered memory type	Registered (buffered)	Registered (buffered)

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.