| Pentium 4 Chipset Comparison Chart | |||
|---|---|---|---|
| Intel 850 | Intel 845 | VIA P4X266 | |
| North Bridge | i82850MCH | i82845MCH | VIA VT8753 |
| Processor bus | 400MHz | 400MHz | 400MHz |
| Processor interface | P4 Socket 423/478 | P4 Socket478 | P4 Socket 423/478 |
| Memory type | RDRAM (3.2GB/s) | PC133 SDRAM (1.06GB/s) | PC133 SDRAM (1.06GB/s) DDR266 (2.12GB/s) |
| Max. memory size | 2GB | 3GB | 4GB |
| AGP 4x | Yes | Yes | Yes |
| Inter-Bridge bus | Hub
Link (266MB/sec) |
Hub
Link (266MB/sec) |
V-Link (266MB/sec) |
| South Bridge | i82801BA | i82801BA | VIA VT8233(A/C) |
| Support PCI Slot | 5 PCI | 6 PCI | 5 PCI |
| IDE Speed | ATA 33/66/100 | ATA 33/66/100 | ATA 33/66/100 |
| AC'97 | AC97 2.1 | AC97 2.1 | AC97 2.2 |
| CNR/ACR support | CNR | CNR | ACR |
| 10/100Mbit LAN | Intel Ethernet MAC 10/100 | Intel Ethernet MAC 10/100 | VIA or 3Com Ethernet MAC 10/100, HomePNA 1/10 |
| USB ports | 4+2 | 4+2 | 6 |
