Version Marks AK12/AK12A The stickers with the version numbers can be found on various places. Mainboard AK12 AK12A (also: AK123 o. AK12 V3.0) Mark (see picture) Board-Version 1.1 LOT/BOM 11...15 Ser.-Nr: AK12.... Board-Version 3.0 LOT/BOM from 31 Ser.-Nr: AK12A.... Northbridge (determines FSB-frequency) VIA KT133 / VT8363 supports 200MHz FSB (100MHz Bus frequency) VIA KT133A / VT8363A supports 266MHz FSB (133MHz Bus frequency) Southbridge (hold IDE-controller) VIA VT82C686A supports ATA-66 or VIA VT82C686B supports ATA-100 VIA VT82C686B supports ATA-100 Specification 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
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