i925P (Alderwood) : Supports LGA775 Prescott, 800Mhz
FSB, DDR2 533/400, ECC, PCI, PCI Express x16 and x1, ICH6R, 8 USB 2.0 ports, 1
ATA66/100, 4 S-ATA ports, Azalia, RAID 0/1 AHCI, 6 layers board design, Dual
display support (CRTs, LCDs, TVs and HD TVs)

i915P (Grantsdale-P) : Supports LGA775 Prescott, 800/533Mhz FSB, 4 DIMM
slots, DDR2 533/400 or DDR400/333, AGP8x, PCI, PCI Express x16 and x1,
ICH6/ICH6R, 8 USB 2.0 ports, 1 ATA66/100, 4 S-ATA ports.

i915G (Grantsdale-G) : Supports LGA775 Prescott, 800/533Mhz FSB, 4 DIMM
slots, DDR2 533/400 or DDR400/333, PCI, PCI Express x16 and x1, Intel Extreme
Graphics 3, ICH6/ICH6R, 8 USB 2.0 ports, 1 ATA66/100, 4 S-ATA ports.

i915GV (Grantsdale-GV) : Supports LGA775 Prescott, 800/533Mhz FSB, 4 DIMM
slots, DDR2 533/400 or DDR400/333, AGP8x, PCI, PCI Express x1, Intel Extreme
Graphics 3, ICH6, 8 USB 2.0 ports, 1 ATA66/100, 4 S-ATA ports.

i915GL (Grantsdale-GL) : Supports LGA775 Prescott, 533Mhz FSB, 2 DIMM slots,
DDR400/333, PCI, PCI Express x1, Intel Extreme Graphics 3, ICH6, 8 USB 2.0
ports, 1 ATA66/100, 4 S-ATA ports.

Azalia : 192KHz, 24-bit, eight channel audio support for Dolby, better voice
over IP capabilities, Jack sensing

Intel Extreme Graphics 3 : DirectX 9, OpenGL 1.4, PS 2.0, 4 Pixel Pipes,
DVMT for 128MB memory

i925P (Alderwood) : Supports LGA775 Prescott, 800Mhz
FSB, DDR2 533/400, ECC, PCI, PCI Express x16 and x1, ICH6R, 8 USB 2.0 ports, 1
ATA66/100, 4 S-ATA ports, Azalia, RAID 0/1 AHCI, 6 layers board design, Dual
display support (CRTs, LCDs, TVs and HD TVs)

i915P (Grantsdale-P) : Supports LGA775 Prescott, 800/533Mhz FSB, 4 DIMM
slots, DDR2 533/400 or DDR400/333, AGP8x, PCI, PCI Express x16 and x1,
ICH6/ICH6R, 8 USB 2.0 ports, 1 ATA66/100, 4 S-ATA ports.

i915G (Grantsdale-G) : Supports LGA775 Prescott, 800/533Mhz FSB, 4 DIMM
slots, DDR2 533/400 or DDR400/333, PCI, PCI Express x16 and x1, Intel Extreme
Graphics 3, ICH6/ICH6R, 8 USB 2.0 ports, 1 ATA66/100, 4 S-ATA ports.

i915GV (Grantsdale-GV) : Supports LGA775 Prescott, 800/533Mhz FSB, 4 DIMM
slots, DDR2 533/400 or DDR400/333, AGP8x, PCI, PCI Express x1, Intel Extreme
Graphics 3, ICH6, 8 USB 2.0 ports, 1 ATA66/100, 4 S-ATA ports.

i915GL (Grantsdale-GL) : Supports LGA775 Prescott, 533Mhz FSB, 2 DIMM slots,
DDR400/333, PCI, PCI Express x1, Intel Extreme Graphics 3, ICH6, 8 USB 2.0
ports, 1 ATA66/100, 4 S-ATA ports.

Azalia : 192KHz, 24-bit, eight channel audio support for Dolby, better voice
over IP capabilities, Jack sensing

Intel Extreme Graphics 3 : DirectX 9, OpenGL 1.4, PS 2.0, 4 Pixel Pipes,
DVMT for 128MB memory