I am sure you are kidding right?
Why would I be kidding ?
The Mediatek 6592 is decidedly more powerful that the SD 400.
*kyokojap.myweb.hinet.net/gpu_gflops/
Adreno 305 :
MSM8228
MSM8628
MSM8928
(Snapdragon 400)
450 MHz
21.6 Gflops
Mali 450MP4
MT6592
MT8392
700 MHz
41.8 Gflops
The Mali GPU doubles the performance of the Adreno 305
Since both chipsets use cortex A7 cores the one with the higher clockspeed will win in both single core/multi core performance