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Green ATX motherboard with black expansion slots and silver heatsinks

MSI

MSI KA790GX AM2/AM2+ DDR2 8GB AMD motherboard

SKU CH-WNP8-2BQS1

Socket AM2/AM2+ ATX board with AMD 790GX chipset, dual-channel DDR2 up to 8 GB, one PCIe x16 slot, five SATA ports with RAID and Gigabit LAN

  • ProcessorSupports AMD Phenom, Athlon and Sempron processors
  • ChipsetAMD 790GX
  • CPU socketSocket AM2/AM2+
  • Supported memorySupports dual-channel DDR2 1066/800/667 memory, up to 8 GB
  • Max supported RAM8 GB
  • PCI slots1 PCI Express x16 slot, supports PCIE 2.0 × 16 speed executi
  • Socket AM2/AM2+ fits AMD Phenom, Athlon and Sempron CPUs
  • AMD 790GX chipset with dual-channel DDR2 1066/800/667 up to 8GB
  • PCI Express 2.0 x16 slot plus x1 and three PCI slots for expansion
  • Five SATA II ports with RAID 0, 1, 0+1, 5 support
  • Realtek ALC888 8-channel audio and Realtek 8111C Gigabit LAN

Socket AM2/AM2+ ATX motherboard

The MSI KA790GX is an ATX motherboard built around the AMD 790GX chipset for Socket AM2 and AM2+ processors. It accepts AMD Phenom, Athlon and Sempron CPUs and provides dual-channel DDR2 memory support up to 8 GB. The board targets users maintaining or upgrading legacy AMD systems.

Compatibility checklist

Verify that your processor uses Socket AM2 or AM2+ and that you have DDR2 modules rated for 1066, 800 or 667 operation. The board offers one PCI Express x16 slot running at 2.0 speeds, one PCI Express x1 slot and three classic 3.3 V/5 V PCI slots. Five SATA II ports with RAID 0, 1, 0+1 and 5 are available for storage drives.

Build and daily use

Six USB 2.0 ports sit on the rear I/O panel alongside a Realtek 8111C Gigabit LAN controller supporting 10, 100 and 1000 Mb/s links. Audio is handled by a Realtek ALC888 codec delivering 8-channel output with intelligent jack detection. The package includes the motherboard, a CMOS battery, one SATA cable and a chassis I/O back panel.

How it compares

Measured against everything we stock in Motherboards for AMD CPUs, at today’s prices. Recalculated every night.

Price $48.99
Cheaper than about 92% of the 1,906 comparable items (median $224.49).

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Specifications

Product
Brand nameMSI
Product lineMSI KA790GX
Model nameMSI KA790GX
Processor
ProcessorSupports AMD Phenom, Athlon and Sempron processors
CPU socketSocket AM2/AM2+
ChipsetAMD 790GX
Memory
Supported memorySupports dual-channel DDR2 1066/800/667 memory, up to 8 GB
Max supported RAM8 GB
Storage
SATA and RAID support5 SATA II interfaces, support RAID 0,1,0 + 1,5
Audio & video
Audio chipRealtek ALC888 Chip
- 8-channel sound effects that support intelligent sound interface detection
- Compatible with Azalia 1.0 specifications
Connectivity
Ethernet controllerRealtek PCI-E GbLAN Controller 8111C Chip
- Integrate fast Ethernet MAC and PHY into a single chip
Supports 10Mb/s, 100Mb/s and 1000Mb/s
Compliant with PCI-Express bus specification v1.0a.
Ports & slots
PCI slots1 PCI Express x16 slot, supports PCIE 2.0 × 16 speed execution
1 PCI Express x1 slot
3 PCI slots, supporting 3.3v/5v PCI main bus interface
Onboard USB headers6 USB 2.0 ports (backplane)

Questions about this item

Will my existing DDR2 memory modules work with this board?

The board runs dual-channel DDR2 at 1066, 800 or 667 speeds and accepts up to 8 GB total.

What expansion cards can I install in the PCI Express slots?

One full-size PCI Express x16 slot operating at 2.0 speeds and one PCI Express x1 slot are available.

Which hard drives or SSDs can I connect to the onboard storage ports?

Five SATA ports support RAID 0, 1, 0+1 and 5 arrays for mechanical drives or SATA SSDs.

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