DISPLAY CARD DRIVER - NVIDIA 341.21 340.52

NVIDIA 341.21
http://www.nvidia.com.tw/download/driverResults.aspx/80206/tw

NVIDIA 340.52
http://www.nvidia.com.tw/download/driverResults.aspx/77322/tw

我部NOTEBOOK 係THINKPAD T410 , NVS 3100M
NVIDIA 341.21 同340.52 DRIVER 都用到...
邊個DRIVER 效能好D?
兩者有咩分別?
謝謝!