Mainboard AK12, AK12A

The stickers with the version numbers can be found on various places.

• Chipset of AK12 (Version 1.x)
  VIA Apollo KT133 chipset
  Northbridge: VIA VT8363 (supports 200MHz FSB)
  Southbridge: VIA VT82C686A (ATA-66) or VT82C686B (ATA-100)
• Chipset of AK12A (Version 3.x)
  VIA Apollo KT133A chipset
  Northbridge: VIA VT8363A (supports 266MHz FSB)
  Southbridge: VIA VT82C686B (supports ATA-100)
• Socket A CPU Supports
  supports 462Pin socket A processors

  AMD-Processor	Mainboard AK12	Mainboard AK12A
  Athlon XP T-Bred	no	up to 2400+ from BOM36 *)
  Athlon XP Palomino and Duron with Morgan-Core	no	up to 2100+ from BOM36 *)
  Athlon-C 266MHz FSB	no	1000 ... 1333+ MHz 1400 MHz from BOM33 *)
  Athlon 200MHz FSB	650 ... 1300+ MHz	650 ... 1300+ MHz 1400 MHz from BOM33 *)
  Duron (Morgan)	no	1000 ... 1300 MHz
  Duron	550 ... 950+ MHz	550 ... 950 MHz

  
  On the left: Palomino (Modell 6), on the right: Thoroughbred (T-Bred, Modell 8)

  *) LOT resp. BOM-sticker, see picture above
  Automatic adjustment of the CPU Vcore-voltage
  AK12: Manual adjustment of the Bus frequency in BIOS-setup from 100 up to 112MHz in 10 steps possible

• Expansion Slots
  1 x A.G.P. (4X mode), 3,3V
  5 x 32 Bit PCI (all Busmasters)
  1 x AMR (Audio Modem Riser)
• Onboard IDE Controller
  2-Kanal Enhanced PCI IDE
  for up to 4 IDE devices
  The board-version featuring the South-Bridge-Chip 
  VT82C686A supports up to UltraDMA/66
  The board-version featuring the South-Bridge-Chip 
  VT82C686B supports up to UltraDMA/100
  Delivery with ATA-100-cable
• Hardware monitoring
  for voltage, temperature and fan
• More interfaces
  1 x Floppy drive (up to 2,88 MB)
  1 x Parallel (SSP/EPP/ECP)
  2 x Serial (16550 compatible, Fifo)
  4 x USB
  1 x Infrared (IrDA-adapter not included in delivery)
  1 x PS/2-Mouse
  1 x PS/2-Keyboard
  1 x WOL (Wake on Lan)
  1 x WOM (Wake on Modem)
• Memory
  3 x 168-Pin DIMM-socket
  for up to 1,5 GB memory SDRAM or VCM
  with 16, 32, 64, 128, 256 and 512 MB size
• Soundfunction
  Software-Audio with AC'97 2.1 conforming CODEC onboard
• Power Management
  Power saving modes: Doze, Standby and Suspend
  ACPI (Advanced Configuration and Power Interface)
  supports Suspend to RAM
  power on via modem, timer, network, PCI-card
  automatic power on after power failure
  On/Off-button with two function: Suspend-mode / soft-off
• BIOS
  2 MBit Flash EPROM
• Form Factor
  ATX: 22 x 30,5 cm