Product comparison · 2 memory modules

HP 512MB DDR SDRAM vs HP 8GB 2Rx4 DDR3 1066MHz ECC RDIMM CL7

Key differences

Internal memory
- 512MB DDR SDRAM:0.5 GB
- 8GB 2Rx4 DDR3 1066MHz ECC RDIMM CL7:8 GB
Memory layout (modules x size)
- 512MB DDR SDRAM:2 x 0.5 GB
- 8GB 2Rx4 DDR3 1066MHz ECC RDIMM CL7:1 x 8 GB
Internal memory type
- 512MB DDR SDRAM:DDR
- 8GB 2Rx4 DDR3 1066MHz ECC RDIMM CL7:DDR3
Memory form factor
- 512MB DDR SDRAM:184-pin DIMM
- 8GB 2Rx4 DDR3 1066MHz ECC RDIMM CL7:240-pin DIMM
ECC
- 512MB DDR SDRAM:No
- 8GB 2Rx4 DDR3 1066MHz ECC RDIMM CL7:Yes
CAS latency
- 512MB DDR SDRAM:2.5
- 8GB 2Rx4 DDR3 1066MHz ECC RDIMM CL7:7
Memory clock speed
- 512MB DDR SDRAM:333 MHz
- 8GB 2Rx4 DDR3 1066MHz ECC RDIMM CL7:1066 MHz
Buffered memory type
- 512MB DDR SDRAM:Unregistered (unbuffered)
- 8GB 2Rx4 DDR3 1066MHz ECC RDIMM CL7:Registered (buffered)

Differences highlightedShow differences only

Comparison of 512MB DDR SDRAM, 8GB 2Rx4 DDR3 1066MHz ECC RDIMM CL7
14 specifications	A HP 512MB DDR SDRAM View product	B HP 8GB 2Rx4 DDR3 1066MHz ECC RDIMM CL7 View product
Features8 differ
Internal memoryDiffers	0.5 GB	8 GB
Memory layout (modules x size)Differs	2 x 0.5 GB	1 x 8 GB
Internal memory typeDiffers	DDR	DDR3
Memory form factorDiffers	184-pin DIMM	240-pin DIMM
ECCDiffers	No	Yes
CAS latencyDiffers	2.5	7
Memory clock speedDiffers	333 MHz	1066 MHz
Buffered memory typeDiffers	Unregistered (unbuffered)	Registered (buffered)
Memory rankingKnown for one	Unknown — not stated by the source	2
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 85 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-25 - 95 °C
Softwareidentical
Windows operating systems supportedKnown for one	Unknown — not stated by the source	Yes
Linux operating systems supportedKnown for one	Unknown — not stated by the source	Yes
Packaging dataidentical
Package type	DIMM	DIMM

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.