GA-M55SLI-S4 (rev. 2.0)

other version:  rev. 1.0
NVIDIA nForce4 SLI Chipset
GIGABYTE Technology latest S series motherboards for AMD socket AM2 platform, featuring with four innovative features- Safe, Smart, Speed, and SLI Technologies. The new S series motherboards GA-M55SLI-S4; supporting AMD new generation AM2 processor with dual channel DDR2 800MHz high frequency memories, providing reliable and user friendly computing and reaching the maximum system performance easily via personalized software settings. In addition, the outstanding graphics performance through NVidia SLI™ multi-GPU function provides the S series motherboards excellent scalability for extreme gaming and 3D graphics. GIGABYTE S series motherboards, the champion's choice for AMD Socket AM2 platform!
  • AMD Athlon™64 X2 / Athlon™64 socket AM2 platform
  • NVIDIA SLI Multi-GPU function for extreme graphics performance
  • Supports Dual Channel DDR2 800 memory
  • Features NVIDIA® SATA 3Gb/s with RAID function
  • Optimized Gigabit LAN connection
  • Enhances security with NVIDIA® TCP/IP Acceleration technology
  • Integrated T.I. IEEE 1394 FireWire interface
  • Integrated high quality 8-channel AC' 97 audio
  1. Socket AM2 AMD Athlon™ 64 FX / Athlon™ 64 X2 Dual-Core / Athlon™ 64 / Sempron™
Chipset North Bridge:
  1. NVIDIA® nForce4 SLI
  2. Super I/O: ITE IT8716
  3. Marvell 88E1116 Gigabit Ethernet Controller
  4. TI IEEE 1394
  5. Realtek ALC850 codec
  1. 4 x DDRII DIMM slots up to 16GB
  2. Supports dual channel DDRII 800 / 667 / 533 / 400 DIMM
  3. Supports 1.8V DDRII DIMM
Expansion Slots
  1. 2 x PCI Express x16
  2. 3 x PCI Express x1
  3. 2 x PCI
Internal I/O Connectors
  1. 3 x USB 2.0/1.1 connectors for additional 6 USB 2.0/1.1 ports by cables
  2. 2 x IEEE1394a connectors for additional 2 port by cable
  3. 1 x CD in
  4. 1 x 24-pin ATX power connector
  5. 1 x 4-pin ATX 12V power connector
  6. 2 x IDE
  7. 1 x floppy disk drive connector
  8. 1 x CPU fan connector
  9. 1 x system fan connector
  10. 1 x front panel connector
  11. 1 x front audio connector
  12. 1 x power LED connector
  13. 4 x SATA II 3Gb/s
  14. 1 x power fan connector
  15. 1 x Chassis Intrusion connector
  16. 1 x COM A
  17. 1 x 4-pin PCIe 12V power connector
  18. 1 x SPDIF in
Back Panel Connectors
  1. 1 x RJ45 LAN
  2. 1 x LPT
  3. PS/2 (Keyboard/Mouse)
  4. 4 x USB 2.0/1.1
  5. 1 x COM A
  6. 1 x SPDIF out
  7. 1 x SPDIF in
  8. 6 x audio ports (Line In / Line Out / MIC In / Surround Speaker Out(Rear Speaker Out) / Center/Subwoofer Speaker Out / Side Speaker Out)
  9. 1 x IEEE 1394
H/W Monitoring
  1. CPU/System temperature detection
  2. System voltage detection
  3. CPU/System/Power fan speed detection
  4. CPU/System warning temperature
  5. CPU fan failure warning
  6. Supports CPU Smart Fan function
  1. PnP 1.0a, DMI 2.0, SM BIOS 2.3, ACPI 1.0b
  2. Licensed AWARD™ BIOS
  3. 4 Mbit flash ROM
Unique Features
  1. Q-Flash™
  2. Download Center
  3. Xpress™ Install
  4. Xpress™ Recovery 2
  5. Supports EasyTune (only supports Hardware Monitor function)
  6. @BIOS™
  7. Xpress™ BIOS Rescue
  1. ATX power connector and ATX 12V connector
Form Factor
  1. ATX, 305mm x 234mm
  1. Due to different Linux support condition provided by chipset vendors, please download Linux driver from chipset vendors' website or 3rd party website
  2. Due to most hardware/software vendors no longer offer support for Win9X/ME. If some vendors still has Win9X/ME drivers available, we will publish on website.
* The entire materials provided herein are for reference only. GIGABYTE reserves the right to modify or revise the content at anytime without prior notice.
* Advertised performance is based on maximum theoretical interface values from respective Chipset vendors or organization who defined the interface specification. Actual performance may vary by system configuration.
* All trademarks and logos are the properties of their respective holders.
* Due to standard PC architecture, a certain amount of memory is reserved for system usage and therefore the actual memory size is less than the stated amount.