Product comparison · 2 memory modules

Hypertec HYM647883-B21-HY memory module vs Hypertec Z4Y85AA-HY memory module

Key differences

Internal memory
- HYM647883-B21-HY memory module:16 GB
- Z4Y85AA-HY memory module:8 GB
Internal memory type
- HYM647883-B21-HY memory module:DDR3
- Z4Y85AA-HY memory module:DDR4
Memory form factor
- HYM647883-B21-HY memory module:240-pin DIMM
- Z4Y85AA-HY memory module:260-pin SO-DIMM
Memory clock speed
- HYM647883-B21-HY memory module:1333 MHz
- Z4Y85AA-HY memory module:2400 MHz
Buffered memory type
- HYM647883-B21-HY memory module:Registered (buffered)
- Z4Y85AA-HY memory module:Unregistered (unbuffered)

Differences highlightedShow differences only

Comparison of HYM647883-B21-HY, Z4Y85AA-HY
9 specifications	A Hypertec HYM647883-B21-HY memory module Model HYM647883-B21-HY View product	B Hypertec Z4Y85AA-HY memory module Model Z4Y85AA-HY View product
Features5 differ
Internal memoryDiffers	16 GB	8 GB
Internal memory typeDiffers	DDR3	DDR4
Memory form factorDiffers	240-pin DIMM	260-pin SO-DIMM
ECCKnown for one	Yes	Unknown — not stated by the source
Memory clock speedDiffers	1333 MHz	2400 MHz
Buffered memory typeDiffers	Registered (buffered)	Unregistered (unbuffered)
Memory rankingKnown for one	2	Unknown — not stated by the source
Memory layout (modules x size)Known for one	Unknown — not stated by the source	1 x 8 GB
Component forKnown for one	Unknown — not stated by the source	Laptop

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.