Product comparison · 2 memory modules

Kingston Technology ValueRAM KVR1333D3D8R9S/4GHB memory module vs Lenovo 49Y1397 memory module

7specifications compared
3differ
4identical
15known for one product only

Key differences

Internal memory
- ValueRAM KVR1333D3D8R9S/4GHB memory module:4 GB
- 49Y1397 memory module:8 GB
Memory layout (modules x size)
- ValueRAM KVR1333D3D8R9S/4GHB memory module:1 x 4 GB
- 49Y1397 memory module:1 x 8 GB
Memory voltage
- ValueRAM KVR1333D3D8R9S/4GHB memory module:1.5 V
- 49Y1397 memory module:1.35 V

Side by side

Differences highlightedShow differences only

Comparison of KVR1333D3D8R9S/4GHB, 49Y1397
22 specifications	A Kingston Technology ValueRAM KVR1333D3D8R9S/4GHB memory module Model KVR1333D3D8R9S/4GHB View product	B Lenovo 49Y1397 memory module Model 49Y1397 View product
Features3 differ
Internal memoryDiffers	4 GB	8 GB
Memory layout (modules x size)Differs	1 x 4 GB	1 x 8 GB
Internal memory type	DDR3	DDR3
Component for	PC/Server	PC/Server
Memory form factor	240-pin DIMM	240-pin DIMM
ECC	Yes	Yes
Memory busKnown for one	72 bit	Unknown — not stated by the source
Buffered memory typeKnown for one	Registered (buffered)	Unknown — not stated by the source
Memory rankingKnown for one	2	Unknown — not stated by the source
Memory voltageDiffers	1.5 V	1.35 V
Module configurationKnown for one	512M X 72	Unknown — not stated by the source
Row cycle timeKnown for one	49.5 ns	Unknown — not stated by the source
Refresh row cycle timeKnown for one	160 ns	Unknown — not stated by the source
Row active timeKnown for one	36 ns	Unknown — not stated by the source
Lead platingKnown for one	Gold	Unknown — not stated by the source
CAS latencyKnown for one	Unknown — not stated by the source	9
Memory clock speedKnown for one	Unknown — not stated by the source	1333 MHz
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
Other featuresidentical
Bus clock rateKnown for one	1333 MHz	Unknown — not stated by the source
Internal memoryKnown for one	4096 MB	Unknown — not stated by the source
Logistics dataidentical
Harmonized System (HS) codeKnown for one	Unknown — not stated by the source	84733020

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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