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.