Kingston's KSM26ES8/8HD is a 1G x 72-bit (8GB) DDR4-2666 CL19 SDRAM (Synchronous DRAM), 1Rx8, ECC, memory module, based on nine 1G x 8-bit FBGA components. The SPD is programmed to JEDEC standard latency DDR4-2666 timing of 19-19-19 at 1.2V. Each 288-pin DIMM uses gold contact fingers.

Weight & dimensions
Width	133.3 mm
Height	31.2 mm
Operational conditions
Operating temperature (T-T)	0 - 85 °C
Storage temperature (T-T)	-55 - 100 °C
Features
Internal memory	8 GB
Memory layout (modules x size)	1 x 8 GB
Internal memory type	DDR4
Memory clock speed	2666 MHz
Component for	PC/Server
Memory form factor	288-pin DIMM
ECC	Yes
Buffered memory type	Unregistered (unbuffered)
CAS latency	19
Memory ranking	1
Memory voltage	1.2 V
Row cycle time	45.75 ns
Refresh row cycle time	350 ns
Row active time	32 ns
SPD profile	Yes
JEDEC standard	Yes
Logistics data
Harmonized System (HS) code	84733020
Sustainability
Sustainability certificates	RoHS