Supports DDR SDRAM at 200/266MHz operation (DDR200/DDR266).
AGTL+ host bus with integrated termination supporting 32-bit host addressing.
1.5V AGP interface with 4x data transfer and 4x fast write capability.
8-bit, 66MHz 4x hub interface to the Intel ICH2.
Intel. ICH2 chipset (360 EBGA)
Upstream hub interface for access to the Intel MCH.
2-channel Ultra ATA/100 Bus Master IDE controller.
USB controller 1.1 (expanded capabilities for 4 ports).
I/O APIC.
SMBus controller.
FWH interface.
LPC interface.
AC'97 2.1 interface.
PCI 2.2 interface.
Integrated system management controller.
Main Memory:
Supports four memory banks using three 184-pin DDR DIMM.
Supports up to 2GB PC2100/PC1600 DDR SDRAMs.
Supports 2.5v DDR SDRAM.
Slots:
One AGP (Accelerated Graphics Port) 4x slot (1.5V only).
Five PCI 2.2 32-bit Master PCI bus slots (support 3.3V/5V PCI bus interface).
One CNR (Communication Network Riser) slot. Note: The AGP slot DOES NOT support 3.3V AGP card. Use of 3.3V AGP card may cause damage to the mainboard.
On-Board IDE:
An IDE controller on the ICH2 chipset provides IDE HDD/CD-ROM with PIO, Bus Master and Ultra DMA66/100 operation modes.
Can connect up to four IDE devices.
ATA133 RAID supported by Promise PDC20276 (for 845 Ultra-AR & 845 Ultra-ARU only).
USB Interface
845 Ultra/ 845 Ultra-AR:
4 USB 1.1 ports (Rear * 2/ Front * 2).
845 Ultra-ARU:
4 USB 2.0 ports (Front * 4/ optional USB 2.0 Bracket available upon request,
please refer to Chapter 2. Hardware Setup for further details).
4 USB 1.1 ports (Rear * 2/ Front * 2).
On-Board Peripherals:
1 floppy port supports 2 FDDs with 360K, 720K, 1.2M, 1.44M and 2.88Mbytes.
BIOS:
"Plug & Play" BIOS which detects the peripheral devices and expansion cards of the board automatically.
Desktop Management Interface (DMI) function which records your mainboard specifications.
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