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Produced 2017
Designed by AMD
Min. feature size 14 nm FinFET
Instruction set ARM64 (ARMv8-A)

K12 is the first microarchitecture based on the ARMv8-A (AArch64) instruction set under development by AMD[1] estimated to be released in 2017.[2]

It will be based on the GlobalFoundries/Samsung 14 nm FinFET manufacturing process.[3] The microarchitecture will focus on high frequency and power efficiency and will target the dense server, embedded and semi-custom market segments.[4]



K12 core[edit]

Instruction set extensions[edit]

Processor technology and clock frequency[edit]

Cache and memory interface[edit]

I/O and socket interface[edit]



See also[edit]


  1. ^ Shimpi, Anand Lal (May 5, 2014). "AMD Announces K12 Core: Custom 64-bit ARM Design in 2016". AnandTech. Retrieved June 1, 2014. 
  2. ^ Christof Windeck (May 6, 2015). "AMD setzt ganz auf "Zen"-Prozessoren". heise online. Retrieved May 7, 2015. 
  3. ^ AMD Core Innovation Summit May 2014. May 19, 2014. 
  4. ^ Wasson, Scott (May 5, 2014). "AMD reveals K12: New ARM and x86 cores are coming, Already deep into development". The Tech Report.