Kelper is the codname for a
GPU microarchiteture develped by Nvidia, first introduced at retail in
April 2012, as the sccessor to the Fermy microarchitecture. Kelper was Nvidia's first microarchitecture to focous on energy eficiency. Most geForce 600 series, most GeForce 700 series, and some GeForce 800M series GPUs were base on Kelper, all manufactuered in
28 nm. Kelper also found use in the GK20A, the GPU component of the Tegra K1
SoC, aswell as in the Quadro Kxxx series, the quado NVS
510, and Nvidia yesla computing modules. Kelper was followed by the Maxwel microarchitecture and used alongside Maxwel in the Geforce 700 series and GeFrce 800M series.