Product comparison · 2 memory modules

Kingston Technology 16GB 1866MHz vs Kingston Technology 4GB 1333MHz DDR3 Non-ECC CL9 DIMM STD Height 30mm

Key differences

Internal memory
- 16GB 1866MHz:16 GB
- 4GB 1333MHz DDR3 Non-ECC CL9 DIMM STD Height 30mm:4 GB
Memory layout (modules x size)
- 16GB 1866MHz:1 x 16 GB
- 4GB 1333MHz DDR3 Non-ECC CL9 DIMM STD Height 30mm:1 x 4 GB
ECC
- 16GB 1866MHz:Yes
- 4GB 1333MHz DDR3 Non-ECC CL9 DIMM STD Height 30mm:No
CAS latency
- 16GB 1866MHz:13
- 4GB 1333MHz DDR3 Non-ECC CL9 DIMM STD Height 30mm:9
Memory bus
- 16GB 1866MHz:72 bit
- 4GB 1333MHz DDR3 Non-ECC CL9 DIMM STD Height 30mm:64 bit
Buffered memory type
- 16GB 1866MHz:Registered (buffered)
- 4GB 1333MHz DDR3 Non-ECC CL9 DIMM STD Height 30mm:Unregistered (unbuffered)
Module configuration
- 16GB 1866MHz:2G X 72
- 4GB 1333MHz DDR3 Non-ECC CL9 DIMM STD Height 30mm:512M X 64
Bus clock rate
- 16GB 1866MHz:1866 MHz
- 4GB 1333MHz DDR3 Non-ECC CL9 DIMM STD Height 30mm:1333 MHz

Differences highlightedShow differences only

Comparison of 16GB 1866MHz, 4GB 1333MHz DDR3 Non-ECC CL9 DIMM STD Height 30mm
25 specifications	A Kingston Technology 16GB 1866MHz View product	B Kingston Technology 4GB 1333MHz DDR3 Non-ECC CL9 DIMM STD Height 30mm View product
Features7 differ
Internal memoryDiffers	16 GB	4 GB
Memory layout (modules x size)Differs	1 x 16 GB	1 x 4 GB
Internal memory type	DDR3	DDR3
Component for	PC/Server	PC/Server
Memory form factor	240-pin DIMM	240-pin DIMM
ECCDiffers	Yes	No
CAS latencyDiffers	13	9
Memory busDiffers	72 bit	64 bit
Buffered memory typeDiffers	Registered (buffered)	Unregistered (unbuffered)
Memory rankingKnown for one	2	Unknown — not stated by the source
Module configurationDiffers	2G X 72	512M X 64
Product colourKnown for one	Black, Green	Unknown — not stated by the source
Lead plating	Gold	Gold
Memory voltageKnown for one	Unknown — not stated by the source	1.5 V
Memory typeKnown for one	Unknown — not stated by the source	DDR3
Weight & dimensionsidentical
WidthKnown for one	133.3 mm	Unknown — not stated by the source
Other features4 differ
Chips organisationKnown for one	X4	Unknown — not stated by the source
CompatibilityKnown for one	A7187318 (DELL)	Unknown — not stated by the source
Bus clock rateDiffers	1866 MHz	1333 MHz
Error indicationDiffers	ECC	No
Internal memoryDiffers	16384 MB	4096 MB
Memory layoutDiffers	1 x 16384 MB	1 x 4096 MB
Form factorKnown for one	Unknown — not stated by the source	240-pin DIMM
Number of pinsKnown for one	Unknown — not stated by the source	240
Packaging dataidentical
Package typeKnown for one	Unknown — not stated by the source	DIMM

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.