GDDR SDRAM
Graphics DDR SDRAM is a type of synchronous dynamic random-access memory specifically designed for graphics processing units. GDDR SDRAM is distinct from the more widely known types of DDR SDRAM, such as DDR3, although they share some of the same features—including double data rate data transfers., GDDR SDRAM has been succeeded by GDDR2, GDDR3, GDDR4, GDDR5, GDDR5X, and GDDR6.Generations
GDDR was initially known as DDR SGRAM. It was commercially introduced as a 16Mb memory chip by Samsung Electronics in 1998.GDDR2
GDDR3
GDDR4
GDDR5
GDDR6