BrandMSI
ModelB450M-A PRO MAX II
C P U Socket TypeAM4
C P U TypeSupports AMD Ryzen 5000 Series, 5000 G-Series, 4000 G-Series, 3000 Series, 3000 G-Series, 2000 Series, 2000 G-Series and 1000 Series Desktop Processor and Athlon with Radeon Vega Graphics desktop processors
ChipsetAMD B450
Number of Memory Slots2x288pin (DDR4)
Memory StandardMemory Support DDR4 2667/ 2800/ 2933/ 3000/ 3066/ 3200/ 3466/ 3600/ 3733/ 3866/ 4000/ 4133 MHz (by A-XMP OC MODE)
Maximum Memory Supported64GB
Channel SupportedDual Channel
Memory FeatureSupports Dual-Channel modeSupports non-ECC, UDIMM memorySupports ECC UDIMM memory (non-ECC mode)Supports un-buffered memory
P C I Express 3.0 x16PCI_E1 Gen PCIe 3.0 supports up to x16 (From CPU)
P C I Express x1PCI_E2 Gen PCIe 2.0 supports up to x1 (From Chipset)
S A T A 6 Gb/s4 x SATA 6Gb/s
M.21x M.2M.2_1 Source (From CPU) supports up to PCIe 3.0 x4 / SATA mode, supports 2280/2260/2242 devices
S A T A R A I DSupports RAID 0, RAID 1 and RAID 10 for SATA storage devices
Audio ChipsetRealtek ALC897 Codec7.1-Channel High Definition Audio
Audio Channels7.1 Channels
L A N ChipsetRealtek 8125 2.5Gbps LAN controller
Max L A N Speed2.5Gbps
Back I/ O Ports2 x PS/2 Keyboard/Mouse1 x DVI-D1 x HDMI4 x USB 3.2 Gen 1 5Gbps (Type-A)1 x 2.5G LAN3 x Audio connectors2 x USB 2.0
Onboard U S B4x USB 2.0 ports2x USB 3.2 Gen1 Type A ports
Other Connectors1x CPU Fan1x System Fan2x Front Panel (JFP)1x Chassis Intrusion (JCI)1x Front Audio (JAUD)1x Com Port (JCOM)1x TPM pin header(Support TPM 2.0)
Form FactorMicro ATX
Dimensions ( W x L)9.3" x 7.9"
Power Pin1x Power Connector(ATX_PWR)1x Power Connector(CPU_PWR)
Windows 11Supported
chipsetB450M
socketAM4
memory TypeDDR4