SiS 645DX - Is This The Best Chipset For The P4?

MP3 Audio Encoding: Lame MP3

The Lame MP3 Encoder was used to convert a 178 MB sound file from a WAV format to the MPEG-1 Layer 3 format. The graph shows that the SiS 645DX and the VIA P4X266A take the leading positions.

MPEG-4 Video Encoding: Xmpeg 4.2a And Divx 4.11

Memory performance is an important factor in MPEG-4 encoding. The record-holder is the Intel 850 chipset in combination with RDRAM. Following on its heels is the SiS 645DX with DDR333 and its very respectable frame rate.