ATI Radeon HD 4800 : HD 4830 , HD4850 , HD4830 detail spec. VS NVIDIA 9800GT/GTX

This new card uses GDDR3 memory type and has 512MB Frame Buffer. It is a PCIe 2.0 based card and has 110W TDP. Below is a benchmark chart example, comparing the three models of HD 4800 series from ATI.

The HD 4830 takes aim at the NVIDIA 9800GT at a similar price point and with better specifications. Some important differences include 55nm GPU, DX10.1, 7.1ch native displayport and HDMI. This are not available on the 9800GT.

. . HD3870 512m vs 4850 512m vs 9800 gt / gtx .