MSI B450M-A PRO MAX II AM4 mATX Motherboard for AMD Ryzen
- AM4 socket with AMD B450 chipset, supports up to 64GB DDR4 memory across 2 DIMM slots (up to 4133 MHz).
- One PCI-E x16 (Gen3) and one PCI-E x1 (Gen2) slot for GPUs and expansions, compatible with Ryzen CPUs.
- Storage options include 1 M.2 (PCIe 3.0 x4/SATA), 4 SATA 6G, and RAID 0/1/10 for flexibility.
- Connectivity with 2.5Gbps LAN, USB 5Gbps/2.0, HDMI 2.0b (4K 60Hz), DVI-D, and Realtek audio.
- mATX form factor (200mm x 236mm), supports Windows 11/10 64-bit, ideal for compact builds.
Description
Build a compact yet powerful gaming or productivity PC with the MSI B450M-A PRO MAX II, a mATX motherboard designed for AMD Ryzen processors on the AM4 socket, powered by the AMD B450 chipset. Supporting up to 64GB of DDR4 memory across two DIMM slots with dual-channel architecture (up to 4133 MHz via A-XMP OC MODE), this board delivers fast performance for gaming, streaming, and multitasking. It features one PCI-E x16 slot (Gen PCIe 3.0 from CPU) and one PCI-E x1 slot (Gen PCIe 2.0 from Chipset), making it compatible with high-performance GPUs like the Radeon RX 9070 XT for stunning visuals. With one M.2 slot (PCIe 3.0 x4 / SATA mode), four SATA 6G ports, and RAID 0/1/10 support, it offers robust storage options. Connectivity includes 2.5Gbps LAN, USB 5Gbps/2.0 ports, and audio via Realtek ALC897 codec, plus onboard graphics outputs (HDMI 2.0b 4K 60Hz, DVI-D 1920×1200 60Hz) for processors with integrated graphics. Ideal for Windows 11/10 64-bit, this durable, compact motherboard, launched in 2025, is perfect for budget-conscious builders, backed by MSI’s quality engineering and compatibility with modern Ryzen processors.
Specification | Details |
---|---|
Product Name | MSI B450M-A PRO MAX II |
Chipset | AMD B450 |
CPU Support | Supports AMD Ryzen™ 5000 Series, 5000 G-Series, 4000 G-Series, 3000 Series, 3000 G-Series, 2000 Series, 2000 G-Series, and 1000 Series Desktop Processors, and Athlon™ with Radeon™ Vega Graphics desktop processors |
Socket | AM4 |
Memory | 2x DDR4, Maximum Capacity 64GB |
Memory Support | DDR4 2667/2800/2933/3000/3066/3200/3466/3600/3733/3866/4000/4133 MHz (by A-XMP OC MODE), Dual-Channel mode, non-ECC UDIMM, ECC UDIMM (non-ECC mode), un-buffered memory |
Onboard Graphics | 1x HDMI 2.0b with HDR (max resolution 4K 60Hz*), 1x DVI-D (max resolution 1920x1200 60Hz) (*Available only on processors featuring integrated graphics; specifications may vary depending on CPU installed) |
Slots | 1x PCI-E x16 slot, 1x PCI-E x1 slot (PCI_E1 Gen PCIe 3.0 supports up to x16 from CPU, PCI_E2 Gen PCIe 2.0 supports up to x1 from Chipset) |
Audio | Realtek ALC897 Codec, 7.1-Channel High Definition Audio |
Storage | 1x M.2 (M.2_1 Source from CPU supports PCIe 3.0 x4 / SATA mode, supports 2280/2260/2242 devices), 4x SATA 6G |
RAID | Supports RAID 0, RAID 1, and RAID 10 for SATA storage devices |
USB | 2x USB 2.0 (Rear), 4x USB 2.0 (Front), 4x USB 5Gbps Type A (Rear), 2x USB 5Gbps Type A (Front) |
LAN | Realtek 8125 2.5Gbps LAN controller |
Internal I/O | 1x Power Connector (ATX_PWR), 1x Power Connector (CPU_PWR), 1x CPU Fan, 1x System Fan, 2x Front Panel (JFP), 1x Chassis Intrusion (JCI), 1x Front Audio (JAUD), 1x Com Port (JCOM), 1x TPM pin header (Support TPM 2.0), 4x USB 2.0 ports, 2x USB 5Gbps Type A ports |
Back Panel Ports | Keyboard/Mouse, DVI-D, HDMI, USB 3.2 Gen 1 5Gbps (Type-A), 2.5G LAN, Audio connectors, USB 2.0 |
Operating System | Support for Windows 11 64-bit, Windows 10 64-bit |
PCB Info | mATX, 200mm x 236mm |
Note | All images, descriptions, and specifications are for illustrative purposes only. Visual representation may not be accurate. Product specifications, functions, and appearance may vary by models and differ by country. All specs are subject to change without notice. Check with your local supplier for exact offers and details. Some products/configurations may not be available in all markets or launch times, and supplies are limited. |
Additional information
Weight | 1 kg |
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Dimensions | 30 × 30 × 5 cm |
Brand | MSI |
Socket | AM4 CPU |
Desktop RAM | DDR4 |
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