MSI factory refurbished unit, 120 days MSI direct warranty, comes with SATA cable, I/O shield only.
ModelBrandMSIModelB450M-A PRO MAXSupported CPUCPU Socket TypeAM4CPU TypeSupports 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 and A-series / Athlon X4 Desktop Processors for Socket AM4ChipsetsChipsetAMD B450MemoryNumber of Memory Slots2x288pin (DDR4)Memory StandardSupport DDR4 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)
Dual channel memory architecture
Supports ECC UDIMM memory (non-ECC mode)
Support non-ECC UDIMM memoryMaximum Memory Supported64GBChannel SupportedDual ChannelExpansion SlotsPCI Express 3.0 x161 x PCIe 3.0 x16 slot
Supports x16 speed
- 1st, 2nd and 3rd Gen AMD Ryzen
Supports x8 speed
- Ryzen with Radeon Vega Graphics
- 2nd Gen AMD Ryzen with Radeon Graphics
- A-series
- Athlon X4
Supports x4 speed
- AMD Athlon with Radeon Vega GraphicsPCI Express x1PCIe 2.0 x1 slotsStorage DevicesSATA 6Gb/s4 x SATA 6Gb/sM.21 x M.2 slot (Key M)
Supports PCIe 3.0 x4 and SATA 6Gb/s
- 1st, 2nd and 3rd Gen AMD Ryzen
- Ryzen with Radeon Vega Graphics
- 2nd Gen AMD Ryzen with Radeon Graphics
Supports PCIe 3.0 x2 and SATA 6Gb/s
- AMD Athlon with Radeon Vega Graphics
- A-series
- Athlon X4
Supports 2242/2280/22110 storage devicesSATA RAID0/1/10Onboard VideoOnboard Video ChipsetSupported only by CPU with integrated graphic:
1 x DVI-D port, supports a maximum resolution of 1920x1200@60Hz
1 x HDMI 2.0b with HDR port, supports a maximum resolution of 4K @60HzOnly support when using the processor with Graphicss
Maximum shared memory of 2048 MB
Graphics specifications may vary depending on the CPU installed.Onboard AudioAudio ChipsetRealtek ALC892/ALC897 CodecAudio Channels7.1 ChannelsOnboard LANLAN ChipsetRealtek 8111HMax LAN Speed1GbpsRear Panel PortsBack I/O Ports1 x DVI-D / 1 x HDMI / 1 x LAN (RJ45) / 2 x PS/2 / 2 x USB 2.0/1.1 / 3 x Audio Jacks / 4 x USB 3.2 Gen 1 Type-AInternal I/O ConnectorsOnboard USB2 x USB 2.0 connectors (supports additional 4 USB 2.0 ports)
1 x USB 3.2 Gen1 connector (supports additional 2 USB 3.2 Gen1 ports)Other Connectors1 x 4-pin CPU fan connector
1 x 4-pin system fan connector
1 x Front panel audio connector
2 x Front panel connectors
1 x TPM module connector
1 x Chassis Intrusion connector
1 x Serial port connector
1 x Clear CMOS jumperPhysical SpecForm FactorMicro ATXLED LightingNone RGBDimensions (W x L)9.3" x 7.9"Power Pin1 x 24-pin ATX main power connector
1 x 4-pin ATX 12V power connectorWindows 11 CompatibilityWindows 11SupportedFeaturesFeaturesSupports 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 and A-series / Athlon X4 Desktop Processors for Socket AM4Supports DDR4 Memory, up to 4133 (OC) MHzTurbo M.2: Running at PCI-E Gen3 x4 maximizes performance for NVMe based SSDs.Audio Boost: Reward your ears with studio grade sound quality.X-Boost: Software that auto-detects and allows you to boost the performance of any storage or USB device.Core Boost: With premium layout and fully digital power design to support more cores and provide better performance.
