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K1 (UtRAM)
K4 (DRAM)
K6 (Async Fast SRAM)
K7 (Sync SRAM)
K8 (NOR Flash)
K9 (NAND Flash)
KF (OneNAND)
KM (MOVI NAND/MCP)
M3 (DIMM)
MR (RIMM)
S3 (Microcontroller)
S5 (MOS)
S6 (DDI)
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DDR3 Microsite
Eco product

Marking Information

Memory Modules

DDR leadfree
Contents of Marking
Label Field Description
(1) SAMSUNG Logo SAMSUNG or SEC
(2) RoHS Compliant Logo For RoHS compliant, Pb-free products, logo is included on the label.
An eco-product does not contain materials harmful to human body, such as Pb and halogen substances, at all. For more environmental information on products by the company, refer to Eco product page.
(3) Environmental Protection Use Period (10 years ) Logo SAMSUNG guarantees the product for ten years against any environmental losses, personal injuries, or serious property damages arising from the leakage of a harmful material or element contained in the product during normal operation. For more information, Refer to Eco product page.
(4) Country Country of origin
(5) Year & Week Code Manufactured Year & Week code
(6) Module Bandwidth & Type Module bandwidth in MB/s and Type
  • R : RDIMM, no address/command parity function
  • S : Small Outline DIMM(SO-DIMM)
  • U : Unbuffered DIMM(UDIMM)
(7) tCL/tRCD/tRP DDR2 SDRAM CAS Latency/minimum tRCD specification/minimum tRP specification, in clocks at maximum operating frequency.
(8) SPD Rev. JEDEC SPD Revision Encoding and Addition level.
(9) Raw Card
  • A : Reference design for Raw Card 'A' is used for this assembly
  • Z : None of the reference designs were used for this assembly
(10) Revision Number Revision number of the reference design used
  • 0 : Initial release
  • 1 : First revision
(11) Part Number Refer to Part No. decoder page
(12) Module Memory Capacity Number of DDR2 DRAM storage in DIMM module