Discontinued Yes CPU Intel Pentium III Tualatin 1.26 GHz Processor/Intel Celeron 1.2 GHz Processor CPU Socket Socket 370 Memory Slots 2 X 168-pin DIMM Maximum Memory Supported 512 MB Memory Standard PC-133 ECC Memory Supported No Onboard Memory No Dual Channel Memory Support No Chipset Intel 82815E 82801BA BIOS Award BIOS Video Chipset Intel 815E Graphics Engine with 4 X AGP 2D/3D graphics capabilities Watchdog Timer 127-level reset Real Time Clock Chipset integrated RTC with onboard lithium battery Serial ATA (SATA) No Compact Flash No Disk On Chip (DOC) 1 X Disk On Chip 2000 Socket for memory up to 256MB Video Memory Up to 32 MB UMA Video RAM Audio Chipset No Gigabit LAN Ports No GPIO Port No PCIe Socket No PCI Slot via backplane Mini-PCI Socket No ISA Slot via backplane Serial (COM) Port 1 x RS-232 (external), 1 x RS-232/422/485 (internal) USB Port 4 X USB Port Version 1.1 HDMI No LVDS No VGA 1 X VGA port Audio No HDTV-Out No TV-Out No Approximate Weight 1.32 lb (0.6 Kg) Dimensions L: 13.3" x W: 4.8" (338 mm x 122 mm) Operating Temperature 32 ~ 140?F (0 ~ 60?C) Storage Temperature 32 ~ 140 F (0 ~ 60 C) Relative Humidity 10 ~ 90% (non-condensing) OS Software Supported All popular Operating System Software including MS DOS, LINUX, Windows 3.11 / 95 / 98 / NT / 2000 / XP. Not all features are guaranteed to work under every O/S. Global P/N / SKU 3307388