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Onboard Controllers/Ports
Onboard I/O backpanel ports on each serverboard include one COM port, a VGA
port, two USB ports, a dedicated IPMI LAN port and two Gigabit LAN (NIC) ports. An
Infi niBand port is also included on the X8DTT-HIBXF+/HIBQF+ serverboards (the
2026TT-HIBXRF, 2026TT-HIBQRF, 2026TT-H6IBXRF and 2026TT-H6IBQRF only).
Up to four USB 2.0 (Universal Serial Bus) connections (2 Rear USB Ports and 1
Type A Header w/2 USB connections supported) are on each of the servers. There
are two sets of I/O ports included in the server (one set for each serverboard).
Graphics Controller
The X8DTT-HF+/X8DTT-HIBXF+/X8DTT-HIBQF+ features an integrated Matrox
G200eW graphics chip, which includes 16 MB of DDR2 memory.
Other Features
Other onboard features that promote system health include voltage monitors, auto-
switching voltage regulators, chassis and CPU overheat sensors, virus protection
and BIOS rescue.
Infi niBand
The 2026TT-DLRF/DLIBXRF/DLIBQRF include an Infi niBand port at DDR (dual
data rate) and QDR (quad data rate) speeds, respectively. Infi niBand is a scalable
serial communications link intended for connecting processors with high-speed
peripherals. (Infi niBand requires a QSFP connector.)
1-3
Chapter 1: Introduction
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