| Chipset | North | South | CPU TYPE | Hyper-Threading | Dual CPU | FSB (MHz) | FSB Ρζ | Memory | Memory Ρζ | Max Memory | Graphics | AGP | UltraDMA | PCI | USB | Interface | Bus Speed |
| i875P | 82875P | 82801E/ER (ICH5/5R) | mPGA478 | | ~ | 800/533 | 6.4GB/s (FSB800) 4.2GB/s (FSB533) | DDR-SDRAM (DUAL Channel Ξ) (DDR400/DDR333) | 6.4GB/s (FSB800/Dual) 2.7GB/s (FSB533/Single) | 4GB | ~ | 8x/4x/2x/1x (1.5V) | 33/66/100/ Serial ATA150 (2Port) | 6 | 8 Port 2.0 | Hub-Link | 266MB/s |
| E7205 | E7205 | 82801DB (ICH4) | mPGA478 | | ~ | 533/400 | 4.2GB/s (FSB533) 3.2GB/s (FSB400) | DDR-SDRAM (DUAL Channel Ξ) (DDR266/DDR200) | 4.2GB/s (FSB533/Dual) 2.1GB/s (FSB533/Single) | 4GB | ~ | 8x/4x (0.8V) 4x/2x/1x (1.5V) | 33/66/100 | 6 | 6 Port 2.0 | Hub-Link | 266MB/s |
| i850E | 82850E | 82801BA (ICH2) | mPGA478 | | ~ | 533/400 | 4.2GB/s(FSB533) 3.2GB/s(FSB400) | RDRAM/2ch (FSB533 PC800-40) (FSB400 PC800-45) | 4.2GB/s (Max) | 2GB | ~ | 4x (1.5V) | 33/66/100 | 6 | 4 Port 1.1 | Hub-Link | 266MB/s |
| i850 | 82850 | 82801BA (ICH2) | Socket423 mPGA478 | ~ | ~ | 400 | 3.2GB/s | RDRAM/2ch (PC800-45/PC600-40) | 3.2GB/s (Max) | 2GB | ~ | 4x (1.5V) | 33/66/100 | 6 | 4 Port 1.1 | Hub-Link | 266MB/s |
| i845PE | 82845PE | 82801DB (ICH4) | mPGA478 | | ~ | 533/400 | 4.2GB/s (FSB533) 3.2GB/s (FSB400) | DDR-SDRAM (DDR333/DDR266/DDR200) | 2.7GB/s (Max) | 2GB | ~ | 4x (1.5V) | 33/66/100 | 6 | 6 Port 2.0 | Hub-Link | 266MB/s |
| i845E | 82845E | 82801DB (ICH4) | mPGA478 | | ~ | 533/400 | 4.2GB/s (FSB533) 3.2GB/s (FSB400) | DDR-SDRAM (DDR266/DDR200) | 2.1GB/s (Max) | 2GB | ~ | 4x (1.5V) | 33/66/100 | 6 | 6 Port 2.0 | Hub-Link | 266MB/s |
| i845GE | 82845GE | 82801DB (ICH4) | mPGA478 | | ~ | 533/400 | 4.2GB/s (FSB533) 3.2GB/s (FSB400) | DDR-SDRAM (DDR333/DDR266/DDR200) | 2.7GB/s (Max) | 2GB | (266MHz) | 4x (1.5V) | 33/66/100 | 6 | 6 Port 2.0 | Hub-Link | 266MB/s |
| i845G | 82845G | 82801DB (ICH4) | mPGA478 | (B-1 StepΘ~) | ~ | 533/400 | 4.2GB/s (FSB533) 3.2GB/s (FSB400) | DDR-SDRAM (DDR266/DDR200) SDR-SDRAM (PC-133) | 2.1GB/s (Max/DDR) 1.06GB/s (Max/SDR) | 2GB (DDR) 2GB (SDR) | (200MHz) | 4x (1.5V) | 33/66/100 | 6 | 6 Port 2.0 | Hub-Link | 266MB/s |
| i845GV | 82845GV | 82801DB (ICH4) | mPGA478 | | ~ | 533/400 | 4.2GB/s (FSB533) 3.2GB/s (FSB400) | DDR-SDRAM (DDR266/DDR200) SDR-SDRAM (PC-133) | 2.1GB/s (Max/DDR) 1.06GB/s (Max/SDR) | 2GB (DDR) 2GB (SDR) | (200MHz) | ~ | 33/66/100 | 6 | 6 Port 2.0 | Hub-Link | 266MB/s |
| i845GL | 82845 | 82801DB (ICH4) | mPGA478 | ~ | ~ | 400 | 3.2GB/s (FSB400) | DDR-SDRAM (DDR266/DDR200) SDR-SDRAM (PC-133) | 2.1GB/s (Max/DDR) 1.06GB/s (Max/SDR) | 2GB (DDR) 2GB (SDR) | (200MHz) | ~ | 33/66/100 | 6 | 6 Port 2.0 | Hub-Link | 266MB/s |
| i845 B-Step | 82845 | 82801BA (ICH2) | Socket423 mPGA478 | ~ | ~ | 400 | 3.2GB/s (FSB400) | DDR-SDRAM (DDR266/DDR200) SDR-SDRAM (PC-133) | 2.1GB/s (Max/DDR) 1.06GB/s (Max/SDR) | 2GB (DDR) 3GB (SDR) | ~ | 4x (1.5V) | 33/66/100 | 6 | 4 Port 1.1 | Hub-Link | 266MB/s |
| i845 | 82845 | 82801BA (ICH2) | Socket423 mPGA478 | ~ | ~ | 400 | 3.2GB/s (FSB400) | SDRAM (PC100/133) | 1.06GB/s (Max) | 3GB | ~ | 4x (1.5V) | 33/66/100 | 6 | 4 Port 1.1 | Hub-Link | 266MB/s |
| i840 | 82840 | 82801AA (ICH) | Slot 1 Socket370 | - | | 66/100/133 | 1.06GB/s (FSB133) 800MHz (FSB100) | RDRAM/2ch (PC600/800) | 1.06GB/s (Max) | 8GB | ~ | 4x | 33/66 | 5 | 2 Port 1.1 | Hub-Link | 266MB/s |
| i820E | 82820 | 82801BA (ICH2) | Slot 1 Socket370 | - | | 66/100/133 | 1.06GB/s (FSB133) 800MHz (FSB100) | RDRAM (PC600/800) | 1.06GB/s (Max) | 1GB | ~ | 4x | 33/66/100 | 5 | 4 Port 1.1 | Hub-Link | 266MB/s |
| i820 | 82820 | 82801AA (ICH) | Slot 1 Socket370 | - | | 66/100/133 | 1.06GB/s (FSB133) 800MHz (FSB100) | RDRAM (PC600/800) | 1.06GB/s (Max) | 1GB | ~ | 4x | 33/66 | 5 | 2 Port 1.1 | Hub-Link | 266MB/s |
| i815EP | 82815 | 82801BA (ICH2) | Slot 1 Socket370 | - | ~ | 66/100/133 | 1.06GB/s (FSB133) 800MHz (FSB100) | SDRAM (PC100/133) | 1.06GB/s (Max) | 512MB | ~ | 4x | 33/66/100 | 6 | 4 Port 1.1 | Hub-Link | 266MB/s |
| i815P | 82815 | 82801AA (ICH) | Slot 1 Socket370 | - | ~ | 66/100/133 | 1.06GB/s (FSB133) 800MHz (FSB100) | SDRAM (PC100/133) | 1.06GB/s (Max) | 512MB | ~ | 4x | 33/66 | 6 | 2 Port 1.1 | Hub-Link | 266MB/s |
| i815EG | 82815 | 82801BA (ICH2) | Slot 1 Socket370 | - | ~ | 66/100/133 | 1.06GB/s (FSB133) 800MHz (FSB100) | SDRAM (PC100/133) | 1.06GB/s (Max) | 512MB | | ~ | 33/66/100 | 6 | 4 Port 1.1 | Hub-Link | 266MB/s |
| i815G | 82815 | 82801AA (ICH) | Slot 1 Socket370 | - | ~ | 66/100/133 | 1.06GB/s (FSB133) 800MHz (FSB100) | SDRAM (PC100/133) | 1.06GB/s (Max) | 512MB | | ~ | 33/66 | 6 | 2 Port 1.1 | Hub-Link | 266MB/s |
| i815EM (Mobile) | 82815EM | 82801BAM | For Mobile Package | - | ~ | 100 | 800MHz (FSB100) | SDRAM (PC100) | 800MB/s (Max) | 512MB | | 4x | 66/100 | - | - | - | - |
| i815E | 82815 | 82801BA (ICH2) | Slot 1 Socket370 | - | ~ | 66/100/133 | 1.06GB/s (FSB133) 800MHz (FSB100) | SDRAM (PC100/133) | 1.06GB/s (Max) | 512MB | | 4x | 33/66/100 | 6 | 4 Port 1.1 | Hub-Link | 266MB/s |
| i815 | 82815 | 82801AA (ICH) | Slot 1 Socket370 | - | ~ | 66/100/133 | 1.06GB/s (FSB133) 800MHz (FSB100) | SDRAM (PC100/133) | 1.06GB/s (Max) | 512MB | | 4x | 33/66 | 6 | 2 Port 1.1 | Hub-Link | 266MB/s |
| i810E2 | 82810E | 82801BA (ICH2) | Slot 1 Socket370 | - | ~ | 66/100/133 | 1.06GB/s (FSB133) 800MHz (FSB100) | SDRAM (PC100) | 800MB/s (Max) | 512MB | | ~ | 33/66/100 | 6 | 4 Port 1.1 | Hub-Link | 266MB/s |
| i810E | 82810E | 82801AA (ICH) | Slot 1 Socket370 | - | ~ | 66/100/133 | 1.06GB/s (FSB133) 800MHz (FSB100) | SDRAM (PC100) | 800MB/s (Max) | 512MB | | ~ | 33/66 | 6 | 2 Port 1.1 | Hub-Link | 266MB/s |
| i810-DC | 82810-DC100 | 82801AA (ICH) | Slot 1 Socket370 | - | ~ | 66/100 | 800MB/s (FSB100) 533MHz (FSB66) | SDRAM (PC100) | 800MB/s (Max) | 512MB | | ~ | 33/66 | 6 | 2 Port 1.1 | Hub-Link | 266MB/s |
| i810 | 82810 | 82801AA (ICH) | Slot 1 Socket370 | - | ~ | 66/100 | 800MB/s (FSB100) 533MHz (FSB66) | SDRAM (PC100) | 800MB/s (Max) | 512MB | | ~ | 33/66 | 6 | 2 Port 1.1 | Hub-Link | 266MB/s |
| i810-L | 82810 | 82801AB (ICH0) | Slot 1 Socket370 | - | ~ | 66/100 | 800MB/s (FSB100) 533MHz (FSB66) | SDRAM (PC100) | 800MB/s (Max) | 512MB | | ~ | 33 | 6 | 1.1 | Hub-Link | 266MB/s |
| 450NX | 82454NX | 82371EB (PIIX4E) | Slot 2 | - | ~ | 66/100 | 800MB/s (FSB100) 533MHz (FSB66) | SDRAM (PC100) | 800MB/s (Max) | 8GB | ~ | ~ | 33 | - | 1.1 | PCI | 133MB/s |
| 450GX | 82450GX | - | Socket8 | - | | 66 | 533MHz | EDO | 533MHz | 8GB | ~ | ~ | - | - | - | - | - |
| 450KX | 82450KX | - | Socket8 | - | | 66 | 533MHz | EDO | 533MHz | 1GB | ~ | ~ | - | - | - | - | - |
| 440GX | 82443GX | 82371EB (PIIX4E) | Slot 1 Socket370 | - | | 66/100 | 800MB/s (FSB100) 533MHz (FSB66) | SDRAM (PC100) | 800MB/s (Max) | 8GB | ~ | 2x | 33 | 5 | 1.1 | PCI | 133MB/s |
| 440BX | 82443BX | 82371EB (PIIX4E) | Slot 1 Socket370 | - | | 66/100 | 800MB/s (FSB100) 533MHz (FSB66) | SDRAM (PC100) EDO | 800MB/s (Max) | 1GB | ~ | 2x | 33 | 5 | 1.1 | PCI | 133MB/s |
| 440ZX | 82443ZX | 82371EB (PIIX4E) | Slot 1 Socket370 | - | ~ | 66/100 | 800MB/s (FSB100) 533MHz (FSB66) | SDRAM (PC100) | 800MB/s (Max) | 256MB | ~ | 2x | 33 | 5 | 1.1 | PCI | 133MB/s |
| 440ZX/66 | 82443ZX | 82371EB (PIIX4E) | Slot 1 Socket370 | - | ~ | 66/100 | 800MB/s (FSB100) 533MHz (FSB66) | SDRAM (PC100) EDO | 800MB/s (Max) | 256MB | ~ | 2x | 33 | 5 | 1.1 | PCI | 133MB/s |
| 440EX | 82443EX | 82371EB (PIIX4E) | Slot 1 | - | ~ | 66 | 533MHz | SDRAM EDO | 533MB/s (Max) | 256MB | ~ | 2x | 33 | 5 | 1.1 | PCI | 133MB/s |
| 440DX (Mobile) | - | - | For Mobile Package | - | ~ | 66 | 533MHz | SDRAM | 533MHz | 386MB | ~ | 2x | 33 | - | - | - | - |
| 440MX (Mobile) | 82443MX | - | For Mobile Package | - | ~ | 66 | 533MHz | SDRAM | 533MHz | 256MB | ~ | ~ | 33 | - | - | - | - |
| 440LX | 82443LX | 82371AB (PIIX4) | Slot 1 | - | | 66 | 533MHz | SDRAM EDO | 533MHz | 512MB 1GB | ~ | 2x | 33 | 5 | 1.1 | PCI | 133MB/s |
| 430TX | 82439TX | 82371AB (PIIX4) | Socket7 | - | | 66 | 533MHz | SDRAM EDO | 533MHz | 256MB | ~ | ~ | 33 | 4 | 1.1 | PCI | 133MB/s |