| Specification | DFI LANParty UT nF4 Ultra-D |
| CPU Interface | Socket 939 Athlon 64 |
| Chipset | nForce4 Ultra (single chip) |
| BUS Speeds | 200MHz to 456MHz (in 1MHz increments) |
| PCI/AGP Speeds | Asynchronous (Fixed) |
| PCI Express | 100MHz to 145MHz in 1MHz increments |
| Core Voltage | Auto, 0.8V to 1.55V in 0.025V increments (Normal) PLUS *104%, 110%, 113%, 123%, 126%, 133%, 136% (Special - to 1.85V) |
| CPU Startup Voltage | Startup, 0.825V to 1.550V in 0.025V increments |
| DRAM Voltage | 2.5V to 3.2V in 0.1V increments (3V jumper) 2.5V to 4.0V in 0.1V increments (5V jumper) |
| Chipset Voltage | 1.5V, 1.6V, 1.7V, 1.8V |
| Hyper Transport Ratios | Auto, 1.0, 1.5, 2.0, 2.5, 3.0, 4.0, 5.0 |
| LDT Bus Transfer | 16/16, 16/8, 8/16, 8/8 |
| LDT Voltage | 1.2V, 1.3V, 1..4V, 1.5V |
| CPU Ratios | Auto, 4x to 25x in 0.5x increments |
| Cool'n'Quiet MAX FID | Auto, 8.0 to 13.0 in 0.5x increments |
| DRAM Speeds | Auto, 100, 120, 133, 140, 150, 166, 180, 200 (Plus DDR433, 466, 500 with Rev. E Processor) |
| Memory Command Rate | Auto, 1T, 2T |
| Memory Slots | Four 184-pin DDR Dual-Channel Slots Unbuffered ECC or non-ECC Memory to 4GB Total |
| Expansion Slots | 2 x16 PCIe Slots 1 x4 PCIe 1 x1 PCIe 2 PCI Slots |
| SLI Setup | Six 16-pin Jumper Blocks |
| Onboard SATA | 4-Drive SATA 2 by nF4 |
| Onboard IDE | Two Standard NVIDIA ATA133/100/66 (4 drives) |
| SATA/IDE RAID | 4-Drive SATA 2 PLUS 4-Drive IDE (8 total) Can be combined in RAID 0, 1 |
| Onboard USB 2.0/IEEE-1394 | 10 USB 2.0 ports supported nF4 2 1394A FireWire ports by VIA VT6307 |
| Onboard LAN | Dual Gigabit Ethernet PCIe by Vitesse VSC8201 PHY PCI by Marvel 88E8001 |
| Onboard Audio | Karajan Audio Module based on Realtek ALC850 8-Channel codec with 6 UAJ audio jacks, CD-in, front audio, and coaxial SPDIF In and Out |
| Other Features | AMD X2 Support with 5/10/2005 or higher BIOS Diagnostic LEDs, Power and Reset momentary switches |
| BIOS | Award 7/01/2005 Release |