MSI B450-A PRO-MAX AM4 Ryzen ATX Motherboard 4x DDR4 6xPCIE 1xTurbo M.2 DVI HDMI VGA RAID GbE LAN 6x SATA3 6x USB3.2 6x USB 2.0

MSI B450-A PRO-MAX AM4 Ryzen ATX Motherboard 4x DDR4 6xPCIE 1xTurbo M.2 DVI HDMI VGA RAID GbE LAN 6x SATA3 6x USB3.2 6x USB 2.0

Supports 1st, 2nd and 3rd Gen AMD Ryzen™ / Ryzen™ with Radeon™ Vega Graphics and 2nd Gen AMD Ryzen™ with Radeon™ Graphics / Athlon™ with Radeon™ Vega Graphics Desktop Processors for Socket AM4
Supports DDR4 Memory, up to 4133(OC) MHz
Turbo M.2: Running at PCI-E Gen3 x4 maximizes performance for NVMe based SSDs.
DDR4 Boost: Fully isolated, shielded and optimized DDR4 PCB design to give your DDR4 memory a performance boost.
Audio Boost: Reward your ears with studio grade sound quality.
Flash BIOS Button: Simply use a USB key to flash any BIOS within seconds, without installing a CPU, memory or graphics card.
Core Boost: With premium layout and fully digital power design to support more cores and provide better performance.
Multi-GPU: With Steel armor PCI-E slots. Supports 2-Way AMD Crossfire™
AMD Turbo USB 3.2 Gen2: Powered by AMD USB 3.2 Gen2 controller, Turbo USB ensures an uninterrupted connection with more stability and fastest USB speeds

Socket AM4
CPU (Max Support) RYZEN 9
Chipset AMD® B450 Chipset
DDR4 Memory 1866/ 2133/ 2400/ 2667Mhz (by JEDEC)
For AMD Ryzen Gen3 (R5/R7/R9)
2667/ 2800/ 2933/ 3000/ 3066/ 3200/ 3466/ 3733/ 3866/ 4000/ 4133 MHz (by A-XMP OC MODE)
For AMD Other CPU
2667/ 2800/ 2933/ 3000/ 3066/ 3200/ 3466 MHz (by A-XMP OC MODE)
Memory Channel Dual
DIMM Slots 4
Max Memory (GB) 64
PCI-E x16 2
PCI-E Gen Gen3(PCI_E1), Gen2(PCI_E4)
PCI-E x1 4
SATAIII 6
M.2 Slot 1
RAID 0/1/10
TPM (header) 1
LAN 1x Realtek® 8111H
USB 3.2 ports (Front) 2(Gen1, Type A)
USB 3.2 ports (Rear) 2(Gen2, Type A), 2(Gen1, Type A)
USB 2.0 ports (Front) 4
USB 2.0 ports (Rear) 2
Serial ports(Front) 1
Audio ports (Rear) Realtek® ALC892 Codec
DVI-D 1
VGA 1
HDMI 1
DirectX 12
Form Factor ATX
CrossFire Y