Product comparison · 2 memory modules

HyperX 4GB DDR3L-1866 vs Kingston Technology Valueram 8GB

Key differences

Internal memory
- 4GB DDR3L-1866:4 GB
- Valueram 8GB:8 GB
Memory layout (modules x size)
- 4GB DDR3L-1866:1 x 4 GB
- Valueram 8GB:1 x 8 GB
Component for
- 4GB DDR3L-1866:Laptop
- Valueram 8GB:PC/Server
Memory form factor
- 4GB DDR3L-1866:204-pin SO-DIMM
- Valueram 8GB:240-pin DIMM
ECC
- 4GB DDR3L-1866:No
- Valueram 8GB:Yes
CAS latency
- 4GB DDR3L-1866:11
- Valueram 8GB:9
Memory bus
- 4GB DDR3L-1866:64 bit
- Valueram 8GB:72 bit
Buffered memory type
- 4GB DDR3L-1866:Unregistered (unbuffered)
- Valueram 8GB:Registered (buffered)

Differences highlightedShow differences only

Comparison of 4GB DDR3L-1866, Valueram 8GB
25 specifications	A HyperX 4GB DDR3L-1866 View product	B Kingston Technology Valueram 8GB View product
Features9 differ
Internal memoryDiffers	4 GB	8 GB
Memory layout (modules x size)Differs	1 x 4 GB	1 x 8 GB
Internal memory type	DDR3L	DDR3L
Component forDiffers	Laptop	PC/Server
Memory form factorDiffers	204-pin SO-DIMM	240-pin DIMM
ECCDiffers	No	Yes
CAS latencyDiffers	11	9
Memory clock speedKnown for one	1866 MHz	Unknown — not stated by the source
Memory busDiffers	64 bit	72 bit
Buffered memory typeDiffers	Unregistered (unbuffered)	Registered (buffered)
Memory voltage	1.35 V	1.35 V
Module configurationDiffers	512M x 64	1G X 72
Row cycle timeKnown for one	44.7 ns	Unknown — not stated by the source
Refresh row cycle timeKnown for one	260 ns	Unknown — not stated by the source
Lead plating	Gold	Gold
Memory rankingKnown for one	Unknown — not stated by the source	2
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 85 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-55 - 100 °C	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	67.6 mm	Unknown — not stated by the source
HeightKnown for one	30 mm	Unknown — not stated by the source
Other features4 differ
Bus clock rateDiffers	1866 MHz	1333 MHz
Error indicationDiffers	No	ECC
Internal memoryDiffers	4096 MB	8192 MB
Memory layoutDiffers	1 x 4096 MB	1 x 8192 MB
Chips organisationKnown for one	Unknown — not stated by the source	X4

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.