A-Trend ATC-1415
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Form factor:
Baby AT
PSU connector: AT-Style (P8-P9)
Chipset: UMC UM8881/8886 (HB4 PCI Chipset "Super Energy Star Green") [UM8881, UM8886]
CPU socket: Socket 3 (PGA237)
CPU platform: 486486 (DX4)
Supported FSB speeds: 25MHz 33MHz 40MHz 50MHz
Cache: 128 KB 256 KB 512 KB
Supported RAM size: 64 MB
Supported RAM types: 72-pin FPM
I/O ports: Expansion slots: Known issues:
  • 2x IDE interface
  • 1x AT Keyboard
  • 3x 32-bit PCI
  • 1x 8-bit ISA
  • 3x 16-bit ISA
  • Leaky Ni-Cd clock battery
  • DALLAS RTC may be flat
Last updated: 2022-02-28T20:18:01Z
Drivers: 1 entry
Language Media type Copy protection Quality OS Compatibility Name
English 1x 3.5" HD Floppy Disk

N/A

Restored Copy win3.1x Windows 3.1 , win95 Windows 95 , msdos MS-DOS 5.0 ? , os2 3.x OS/2 Warp 3.0 ? UMC PCI-IDE Device Drivers for UM8886B-N 3.3 (1996-03-19)
BIOS images: 1 file
Manuf. POST String Note Core Ver. BIOS Ver.
Award 07/09/96-UMC-881/886B-2A4X5A2HC-00 4.51PG 3.3
Award 11/24/95-UMC-881/886A-2A4X5A2HC-00 4.50PG 3.20 95-12-08
Documentation: 1 entry
Model Speed FSB Voltages L1 Cache L2 Cache L3 Cache Core Process TDP
AMD Am486 DX4-120 120MHz 40MHz 3.3V 8KB - - - 500nm 3W
AMD Am5x86-P75 133MHz 33MHz 3.45V 16KB - - - 350nm 3W
AMD Am486 DX4-100 100MHz 33MHz 3.3V 8KB - - - 500nm 2W
Cyrix 5x86-120 120MHz 40MHz 3.45V 16KB - - M1sc 650nm 3W
Cyrix 5x86-80 80MHz 40MHz 3.45V 16KB - - M1sc 650nm 3W
Cyrix 5x86-133 133MHz 33MHz 3.45V 16KB - - M1sc 650nm 3W
Cyrix Cx486 DX4 100 100MHz 33MHz 3.45V 8KB - - M9 - -
Cyrix 5x86-100 100MHz 33MHz 3.45V 16KB - - M1sc 650nm 3W
Intel i486 DX 50 50MHz 50MHz 5V 8KB - - P4 1000nm -
Intel i486 DX2 66 66MHz 33MHz 5V 8KB - - P24 800nm 5W
Intel i486 SX 33 33MHz 33MHz 5V 8KB - - P23 1000nm -
Intel i486 DX 33 33MHz 33MHz 5V 8KB - - P4 1000nm -
Intel i486 DX2 50 50MHz 25MHz 5V 8KB - - P24 800nm -
Intel i486 SX 25 25MHz 25MHz 5V 8KB - - P23 1000nm -
Intel i486 DX 25 25MHz 25MHz 5V 8KB - - P4 1000nm -
Intel i486 DX4 100 100MHz 33MHz 3.3V 16KB - - P24C 600nm -
No NPUs listed.