8399 N/B Maintenance
800 / 600 / 400 / 200 MHz clock rates with “Double Data Rate”-style operation for 1600/1200/800/400 MT/s in both directions simultaneously (total 6.4GB/sec using 16-bit transfer mode)
Default 8-bit / 200 MHz operation on startup for high reliability with speedup to dual 16-bit, 800 MHz operation (6.4 GB/sec total bandwidth) under software control (transmit and receive may be different widths and / or speeds)
Full Featured Accelerated Graphics Port (AGP) 8x ControllerSupports 533 MHz 8x, 266 MHz 4x, and 133SecretMHzDocument2x transfer mod s for AD and SBA signaling
AGP v3.0 compliant with 8x transfer mode
Pseudo-synchronous with the host CPU bus with optimal skew control
Supports SideBand AddressingMiTac(SBA) mode (non-multiplexed address / data)
AGP pipelined Confidentialsplit-transaction long-burst transfers up to 1GB/sec
Eight level read request queue
Four level posted-write request queue
Thirty-two level (quadwords) read data FIFO (256 bytes)
Sixteen level (quadwords) write data FIFO (128 bytes)
Intelligent request reordering for maximum AGP bus utilization
Supports Flush/Fence commands
Graphics Address Relocation Table (GART)