Shuttle HOT-433 motherboard.
486 25-100 MHz PCI motherboard
Board Design
- Dimensions 22cm x 26cm
- CPU Clock 25/33/40/50/66/80/100 Mhz
CPU Function
- Supports Intel 486SX/DX/DX2/DX4, AMD Am486DX/DX2/DX4, Cyrix Cx486DX/DX2 and UMC U5 CPU
- Support 'S' series Green CPU
Cache Design
- Supports secondary cache with size of 64MB, 128KB, 256KB, 512KB and 1MB. Comes with 256K onboard cache.
Expansion
- 32-bit PCI bus x 4
- 16-bit ISA bus x 4
- 2-channel PCI enhanced IDE port
- 1 floppy port
- 2 serial and 1 parallel ports
- 1 PS/2 mouse port
Green Function
Provides Green PC power management
Supports SMM function
Supports Microsoft APM
Provides EPMI pin
Memory
Supports four banks of local DRAM ranging from 1MB to 256MB.
Supports both 32 bit and 36 bit memory. Does not require memory to be in pairs.
Chipset
UMC 8881F/8886AF and 8663AF
Supports L1, L2 write back cache
Supports PCI master and slaves up to 33 MHz (PCI specification V2.0)
Supports PCI burst mode accesses to local memory
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