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Rectangular ATX motherboard, matte black PCB with silver heatsinks, socket AM3, DDR3 slots, PCIe x16, PCIe x1, PCI, SATA ports

MSI

MSI 870-C45 (FX) V2 AMD 770 AM3 DDR3 8GB ATX motherboard

SKU CH-8CBG-S4P1X

Socket AM3 board with AMD 770 chipset, dual-channel DDR3 up to 1600 MHz, eight gigabytes maximum, one PCIe 2.0 x16 slot, six SATA II ports, Realtek ALC887 audio and RTL8111E gigabit LAN

  • CPU Socket TypeSocket AM3
  • CPU TypeSupport AM3/AM3 + pin 64bit AMD FX, Phenom II X6/X4/X3/X2, A
  • ChipsetAMD 770
  • Memory StandardSupports dual-channel DDR3 1600 (overclocking)/1333/1066/800
  • Maximum Memory Supported8GB
  • PCI Slots1 PCI Express x16 slot, supports PCIE 2.0 x 16 speeds 3 PCI
  • Supports AM3+ FX and Phenom II CPUs with Socket AM3
  • AMD 770 chipset provides stable platform for AM3 processors
  • Dual-channel DDR3 up to 1600 MHz overclocking support
  • One PCI Express x16 slot plus three x1 slots for expansion
  • Realtek ALC887 audio with 7-channel output and RTL8111E Gigabit LAN

Socket AM3 AMD 770 ATX board

This ATX motherboard uses the AMD 770 chipset and a Socket AM3 interface. It accepts 64-bit AMD FX, Phenom II and Athlon II processors for desktop builds. Dual-channel DDR3 memory runs at up to 1600 MHz with overclocking and the maximum supported capacity is 8GB.

Thermals noise and power

The board draws power through standard ATX and CPU connectors without extra high-current headers. Passive heatsinks on the chipset and voltage regulators handle normal desktop loads quietly. No onboard fan headers beyond the CPU and chassis connectors are listed, so acoustic output depends on the cooler and case fans chosen.

Build connectors and daily use

Expansion includes one PCI Express 2.0 x16 slot, three PCI Express x1 slots and two classic PCI slots for legacy cards. Six SATA II ports provide storage connectivity while eight USB 3.1 and six USB 2.0 ports on the rear panel cover peripherals. Realtek ALC887 audio delivers 7-channel output and the RTL8111E controller supplies Gigabit Ethernet.

Highlights

  • Supports AM3+ FX and Phenom II CPUs with Socket AM3
  • AMD 770 chipset provides stable platform for AM3 processors
  • Dual-channel DDR3 up to 1600 MHz overclocking support
  • One PCI Express x16 slot plus three x1 slots for expansion
  • Realtek ALC887 audio with 7-channel output and RTL8111E Gigabit LAN

Specifications

BrandMSI
SeriesMSI 870-C45 (FX) V2
ModelMSI 870-C45 (FX) V2
CPU Socket TypeSocket AM3
CPU TypeSupport AM3/AM3 + pin 64bit AMD FX, Phenom II X6/X4/X3/X2, Athlon II X4/X3/X2 and Sempron processors
ChipsetAMD 770
Memory StandardSupports dual-channel DDR3 1600 (overclocking)/1333/1066/800MHz memory
Maximum Memory Supported8GB
PCI Slots1 PCI Express x16 slot, supports PCIE 2.0 x 16 speeds
3 PCI Express x1 slots
2 PCI slots, support 3.3v/5v PCI main bus interface
SATA RAID6XSATA II interface
Audio ChipsetRealtek ALC887 Chip
- Support for 7-channel sound effects detected by the Smart Sound Interface
Compatible with Azalia 1.0 specifications
LAN ChipsetRealtek PCI-E 10/100/1000 LAN Controller RTL8111E Chip
- Complies with PCI-Express bus specification v1.0a
Onboard USB8 USB 3.1 ports (backplane)
6 USB 2.0 ports (backplane)

Questions about this item

How is the motherboard secured in the case, and which alignment step is often missed?

Mount the board using the standard ATX standoffs and screws; the step most builders miss is fitting the supplied I/O back-panel shield before the board goes in so the ports line up correctly.

What component will need replacement first during long-term ownership?

The onboard CMOS battery will eventually lose charge and should be swapped when BIOS settings reset; the supplied SATA cable may also wear with repeated drive changes.

Which limit appears first when the system runs under sustained load?

The AMD 770 chipset and Socket AM3 platform cap memory at 8 GB and PCI Express at 2.0 speeds, so memory capacity and bus bandwidth become the bottlenecks before the CPU does.

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