List of generation AMD Radeon R9-R7-R5 300 series graphic cards
AMD Radeon model name
GPU name/ Tech proc.
Clock speed/ Turbo speed
Memory/Speed
PCI-E Version
Bits
TWD
CPU Mark
R9 390x
Grenada XT(28nm)
----Mhz/ 1050Mhz
8192Mb GDDR5 6000Mhz
PCI-E 3.0 x16
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