Sideport

Some articles on sideport:

Comparison Of AMD Graphics Processing Units - Comparison Table: Desktop GPUs - Radeon R600 (HD 2xxx, HD 3xxx) Series - IGP (HD 3xxx, HD 4xxx)
... Graphics (780G Chipset) RS780 Up to 512 system + optional 128 sideport 1. 20.8 (system) + 2.6 (sideport) HT (system) + DDR2-1066 DDR3-1333 (sideport) 1333 (sideport. 3 The sideport is a dedicated memory bus ...
Comparison Of AMD Graphics Processing Units - Comparison Table: Desktop GPUs - Radeon R300 Series - IGP (X2xx, 11xx Series)
8, 2004 RS480 (metallo) 130 HT 16-128 system + 16 sideport 300 200-400 (DDR), 200 (sideport) 0. 1.6-6.4 system + 0.8 sideport DDR 64, 128 Radeon Xpress 1100 (originally Xpress 200) 2005 RS482 ...