Product comparison · 2 memory modules

Hypertec 4GB FB-DIMM Kit (Legacy) vs Hypertec ME.E51DD.P21-HY (Legacy)

Key differences

Internal memory
- 4GB FB-DIMM Kit (Legacy):4 GB
- ME.E51DD.P21-HY (Legacy):0.5 GB
Memory layout (modules x size)
- 4GB FB-DIMM Kit (Legacy):2 x 2 GB
- ME.E51DD.P21-HY (Legacy):1 x 0.5 GB
Internal memory type
- 4GB FB-DIMM Kit (Legacy):DDR2
- ME.E51DD.P21-HY (Legacy):DDR
Memory form factor
- 4GB FB-DIMM Kit (Legacy):240-pin DIMM
- ME.E51DD.P21-HY (Legacy):184-pin DIMM
ECC
- 4GB FB-DIMM Kit (Legacy):No
- ME.E51DD.P21-HY (Legacy):Yes
Memory clock speed
- 4GB FB-DIMM Kit (Legacy):667 MHz
- ME.E51DD.P21-HY (Legacy):266 MHz
Buffered memory type
- 4GB FB-DIMM Kit (Legacy):Fully buffered
- ME.E51DD.P21-HY (Legacy):Registered (buffered)

Differences highlightedShow differences only

Comparison of 4GB FB-DIMM Kit (Legacy), ME.E51DD.P21-HY (Legacy)
9 specifications	A Hypertec 4GB FB-DIMM Kit (Legacy)View product	B Hypertec ME.E51DD.P21-HY (Legacy)View product
Features7 differ
Internal memoryDiffers	4 GB	0.5 GB
Memory layout (modules x size)Differs	2 x 2 GB	1 x 0.5 GB
Internal memory typeDiffers	DDR2	DDR
Memory form factorDiffers	240-pin DIMM	184-pin DIMM
ECCDiffers	No	Yes
Memory clock speedDiffers	667 MHz	266 MHz
Buffered memory typeDiffers	Fully buffered	Registered (buffered)
Packaging dataidentical
Package typeKnown for one	DIMM	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.