Product comparison · 2 memory modules

Hypertec 393354-B21-HY (Legacy) vs Hypertec Compaq equivalent 512MB DIMM SDRAM (PC133 ECC) (Legacy)

3specifications compared
2differ
1identical
7known for one product only

Key differences

Internal memory
- 393354-B21-HY (Legacy):2 GB
- Compaq equivalent 512MB DIMM SDRAM (PC133 ECC) (Legacy):0.5 GB
Memory clock speed
- 393354-B21-HY (Legacy):533 MHz
- Compaq equivalent 512MB DIMM SDRAM (PC133 ECC) (Legacy):133 MHz

Side by side

Differences highlightedShow differences only

Comparison of 393354-B21-HY (Legacy), Compaq equivalent 512MB DIMM SDRAM (PC133 ECC) (Legacy)
10 specifications	A Hypertec 393354-B21-HY (Legacy)View product	B Hypertec Compaq equivalent 512MB DIMM SDRAM (PC133 ECC) (Legacy)View product
Features2 differ
Internal memoryDiffers	2 GB	0.5 GB
ECC	Yes	Yes
Memory clock speedDiffers	533 MHz	133 MHz
Memory voltageKnown for one	Unknown — not stated by the source	2.5 V
Internal memory typeKnown for one	DDR2	Unknown — not stated by the source
Memory form factorKnown for one	240-pin DIMM	Unknown — not stated by the source
Memory typeKnown for one	PC2-4200	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	133.3 mm
DepthKnown for one	Unknown — not stated by the source	31.8 mm
HeightKnown for one	Unknown — not stated by the source	1.27 mm

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.

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