Global manufacturer specification · B450M-DRAGON
B450M-DRAGON motherboard, identified in the ASUS Global catalogue. Specifications below retain the manufacturer’s configuration and interface conditions.
Specifications checked 17 Oct 2026.
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Manufacturer specificationsAM4 · ATX · DDR4 · board-only configuration · MSI global specification
An ATX AM4 motherboard with AMD B550: four DDR4 slots rated up to DDR4-5100+ (OC), a PCIe 4.0 x16 graphics slot, two M.2 slots (one PCIe 4.0 x4) and two wired Ethernet ports (Realtek 2.5 Gb and 1 Gb).
Specifications checked 7 Sept 2026.
Amazon links open search results. Check the exact variant, current price and availability with the retailer.
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Differences first. Select a topic for its graphic, sources and conditions.
Different hardware. A chip name or generation does not quantify real-world performance.
Plan the complete platform. Check the exact CPU-support list, required BIOS and memory validation before buying. PCIe generations and lane allocations can change with the processor. A socket match or slot count is not a guarantee that every component works together at its highest advertised setting.
6 verified differences, most decision-relevant first. All are also drawn in Visual facts above. Missing information stays separate.
Manufacturer specification
ASUS B450M-DRAGON — official Global technical specificationsDifferent hardware. A chip name or generation does not quantify real-world performance.
Manufacturer specification
ASUS B450M-DRAGON — official Global technical specificationsManufacturer specification · Board dimensions, not retail packaging. Check case mounting positions, clearance and cable routing.
MSI MAG B550 TOMAHAWK — manufacturer specificationsCheck the exact configuration and source conditions for your use.
Manufacturer specification
ASUS B450M-DRAGON — official Global technical specificationsThe overclocked speed is MSI's 1DPC 1R maximum; MSI lists 1DPC 2R up to 3866, 2DPC 1R up to 4000 and 2DPC 2R up to 3600 MHz. JEDEC speeds run up to DDR4-3200. · Manufacturer specification · CPU, BIOS and validated DIMM population determine supported capacity and speeds. DDR4 and DDR5 are not interchangeable.
MSI MAG B550 TOMAHAWK — manufacturer specificationsCheck the exact configuration and source conditions for your use.
Manufacturer specification
ASUS B450M-DRAGON — official Global technical specificationsM2_1 connects to the CPU; M2_2 connects to the B550 chipset. · Manufacturer specification · M2_1 runs at PCIe 4.0 or 3.0 depending on the installed processor. If M2_2, PCI_E2 and PCI_E3 are all populated, PCI_E3 is unavailable and M2_2 runs at x2.
MSI MAG B550 TOMAHAWK — manufacturer specificationsCheck the exact configuration and source conditions for your use.
Manufacturer specification
ASUS B450M-DRAGON — official Global technical specificationsManufacturer specification · Two separate wired ports, not a combined 3.5 Gb link. MSI lists no Wi-Fi or Bluetooth hardware for this board.
MSI MAG B550 TOMAHAWK — manufacturer specificationsCheck the exact configuration and source conditions for your use.
Manufacturer specification
ASUS B450M-DRAGON — official Global technical specificationsManufacturer specification · Manufacturer-listed onboard audio hardware, not a measured sound-quality result. Where alternatives are listed, no particular unseen controller revision is promised.
MSI MAG B550 TOMAHAWK — manufacturer specificationsCheck the exact configuration and source conditions for your use.
Manufacturer specification · Exact CPU support and BIOS revision depend on the processor and the current ASUS CPU support list; the family statement is not a guarantee for every processor.
ASUS B450M-DRAGON — official Global technical specificationsManufacturer specification · Check MSI's exact CPU support list and its required BIOS. Family support does not confirm the firmware installed on a retail board.
MSI MAG B550 TOMAHAWK — manufacturer specificationsThese descriptions or measurements differ. Wording alone does not establish a different capability; check the exact configuration.
No source recorded for this side.
Manufacturer specification · Physical DDR4 module positions, not included modules. Consult the board manual for population order and compatible capacities.
MSI MAG B550 TOMAHAWK — manufacturer specificationsEvidence is missing or conflicting on at least one side. This is not a verified difference.
No source recorded for this side.
Manufacturer specification · Manufacturer capacity ceiling for this exact board, not included memory or a performance measurement. CPU, BIOS, DIMM population and the validated-module list determine support. DDR4 slots require DDR4 modules; DDR4 and DDR5 are not interchangeable.
MSI MAG B550 TOMAHAWK — manufacturer specificationsEvidence is missing or conflicting on at least one side. This is not a verified difference.
No source recorded for this side.
Manufacturer specification · Onboard M.2 storage positions only. M.2 generation depends on the CPU. If M2_2, PCI_E2 and PCI_E3 are populated simultaneously, PCI_E3 becomes unavailable and M2_2 runs at x2.
MSI MAG B550 TOMAHAWK — manufacturer specificationsEvidence is missing or conflicting on at least one side. This is not a verified difference.
No source recorded for this side.
Manufacturer specification · With M2_2, PCI_E2 and PCI_E3 populated together, PCI_E3 is disabled and M2_2 runs x2.
MSI MAG B550 TOMAHAWK — manufacturer specificationsEvidence is missing or conflicting on at least one side. This is not a verified difference.
No source recorded for this side.
Manufacturer specification · Button presence only. Recovery procedure and USB preparation require the exact manual.
MSI MAG B550 TOMAHAWK — manufacturer specificationsEvidence is missing or conflicting on at least one side. This is not a verified difference.
No source recorded for this side.
Manufacturer specification · ECC modules run in non-ECC mode, so error correction is not active.
MSI MAG B550 TOMAHAWK — manufacturer specificationsEvidence is missing or conflicting on at least one side. This is not a verified difference.
No source recorded for this side.
Manufacturer specification · Plan storage drives and expansion cards together; this restriction applies to this board's slot wiring.
MSI MAG B550 TOMAHAWK — manufacturer specificationsEvidence is missing or conflicting on at least one side. This is not a verified difference.
Manufacturer specification
ASUS B450M-DRAGON — official Global technical specificationsNo source recorded for this side.
Evidence is missing or conflicting on at least one side. This is not a verified difference.
No source recorded for this side.
Manufacturer specification · Board headers, not supplied fans or an assertion of current limits.
MSI MAG B550 TOMAHAWK — manufacturer specificationsEvidence is missing or conflicting on at least one side. This is not a verified difference.
No source recorded for this side.
Manufacturer specification · Requires integrated CPU graphics; supported modes depend on processor.
MSI MAG B550 TOMAHAWK — manufacturer specificationsEvidence is missing or conflicting on at least one side. This is not a verified difference.
No source recorded for this side.
MSI labels these memory speeds in MHz (manufacturer notation); they are the rated data rates. · Manufacturer specification · Manufacturer OC configurations, not guaranteed kit speed or measured application performance. CPU, BIOS, memory rank and DIMMs per channel determine support.
MSI MAG B550 TOMAHAWK — manufacturer specificationsEvidence is missing or conflicting on at least one side. This is not a verified difference.
No source recorded for this side.
Manufacturer specification · Requires compatible drives and array configuration; no data protection guarantee.
MSI MAG B550 TOMAHAWK — manufacturer specificationsEvidence is missing or conflicting on at least one side. This is not a verified difference.
Manufacturer specification
ASUS B450M-DRAGON — official Global technical specificationsNo source recorded for this side.
Evidence is missing or conflicting on at least one side. This is not a verified difference.
No source recorded for this side.
Manufacturer specification · PCIe 4.0 or 3.0 depending on the installed processor; not a measured graphics performance result.
MSI MAG B550 TOMAHAWK — manufacturer specificationsEvidence is missing or conflicting on at least one side. This is not a verified difference.
No source recorded for this side.
Manufacturer specification · SATA 6 Gb/s connectors, not supplied drives or power cables. M.2 generation depends on the CPU. If M2_2, PCI_E2 and PCI_E3 are populated simultaneously, PCI_E3 becomes unavailable and M2_2 runs at x2.
MSI MAG B550 TOMAHAWK — manufacturer specificationsEvidence is missing or conflicting on at least one side. This is not a verified difference.
No source recorded for this side.
Manufacturer specification · Requires compatible drives and array configuration; no data protection guarantee.
MSI MAG B550 TOMAHAWK — manufacturer specificationsEvidence is missing or conflicting on at least one side. This is not a verified difference.
No source recorded for this side.
Manufacturer specification · Requires compatible case ports and cabling; not rear sockets.
MSI MAG B550 TOMAHAWK — manufacturer specificationsEvidence is missing or conflicting on at least one side. This is not a verified difference.
No source recorded for this side.
Manufacturer specification · Port inventory and interface ratings, not simultaneous measured throughput or charging power.
MSI MAG B550 TOMAHAWK — manufacturer specificationsEvidence is missing or conflicting on at least one side. This is not a verified difference.
1 shared field has the same recorded value.
| Specification | ASUS B450M-DRAGON | MSI MAG B550 TOMAHAWK |
|---|---|---|
CPU socket SourcesASUS B450M-DRAGON Manufacturer specification ASUS B450M-DRAGON — official Global technical specificationsMSI MAG B550 TOMAHAWK Manufacturer specification · Match the exact CPU and required BIOS as well as the physical socket. MSI MAG B550 TOMAHAWK — manufacturer specifications | AM4 | AM4 |
ChipsetDifferent SourcesASUS B450M-DRAGON Manufacturer specification ASUS B450M-DRAGON — official Global technical specifications | AMD B450 | AMD B550 |
Form factor and dimensionsDifferent SourcesASUS B450M-DRAGON Manufacturer specification ASUS B450M-DRAGON — official Global technical specificationsMSI MAG B550 TOMAHAWK Manufacturer specification · Board dimensions, not retail packaging. Check case mounting positions, clearance and cable routing. MSI MAG B550 TOMAHAWK — manufacturer specifications | mATX Form Factor,8.9 inch x 8.7 inch ( 22.6 cm x 22.1 cm ) | ATX; 305 × 244 mm |
CPU support and BIOS requirementsDifferent SourcesASUS B450M-DRAGON Manufacturer specification · Exact CPU support and BIOS revision depend on the processor and the current ASUS CPU support list; the family statement is not a guarantee for every processor. ASUS B450M-DRAGON — official Global technical specificationsMSI MAG B550 TOMAHAWK Manufacturer specification · Check MSI's exact CPU support list and its required BIOS. Family support does not confirm the firmware installed on a retail board. MSI MAG B550 TOMAHAWK — manufacturer specifications | AMD AM4 Socket for AMD Ryzen™ 5000 Series/ 5000 G-Series/ 4000 G-Series/ 3rd/2nd/1st Gen AMD Ryzen™/ 2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics/ Athlon™ with Radeon™ Vega Graphics Processors,* Refer to www.asus.com for CPU support list BIOS: 128 Mb Flash ROM, UEFI AMI BIOS, PnP, SM BIOS 3.1, ACPI 6.1, Multi-language BIOS, ASUS EZ Flash 3, ASUS CrashFree BIOS 3, F3 My Favorite, Last Modified log, F12 PrintScreen, ASUS DRAM SPD (Serial Presence Detect) memory information, F6 Qfan Control | AMD Ryzen 5000 / 3000 Series (except Ryzen 5 3400G and Ryzen 3 3200G) and 4000 G-Series |
Listed operating systems SourcesASUS B450M-DRAGON Manufacturer specification ASUS B450M-DRAGON — official Global technical specificationsMSI MAG B550 TOMAHAWK No source recorded. | Windows® 7 64-bit *2,Windows® 10 64-bit | Not provided |
Rear Flash BIOS button SourcesASUS B450M-DRAGON No source recorded. MSI MAG B550 TOMAHAWK Manufacturer specification · Button presence only. Recovery procedure and USB preparation require the exact manual. MSI MAG B550 TOMAHAWK — manufacturer specifications | Not provided | Yes |
Memory type, slots and limitDifferent SourcesASUS B450M-DRAGON Manufacturer specification ASUS B450M-DRAGON — official Global technical specificationsMSI MAG B550 TOMAHAWK The overclocked speed is MSI's 1DPC 1R maximum; MSI lists 1DPC 2R up to 3866, 2DPC 1R up to 4000 and 2DPC 2R up to 3600 MHz. JEDEC speeds run up to DDR4-3200. · Manufacturer specification · CPU, BIOS and validated DIMM population determine supported capacity and speeds. DDR4 and DDR5 are not interchangeable. MSI MAG B550 TOMAHAWK — manufacturer specifications | 2 x DIMM, Max. 64GB, DDR4 4400(O.C)/3466(O.C.)/3200(O.C.)/3000(O.C.)/2933(O.C.)/2800(O.C.)/2666/2400/2133 MHz Un-buffered Memory,3rd/2nd/1st Gen AMD Ryzen™/ 2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics/ Athlon™ with Radeon™ Vega Graphics Processors,Dual Channel Memory Architecture,ECC Memory (ECC mode) support varies by CPU.,* Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists).,* The maximum memory frequency supported varies by processor. | 4 DDR4 DIMM slots; dual channel; up to 128 GB; up to DDR4-5100+ (OC); A-XMP; non-ECC unbuffered |
Maximum listed memory SourcesASUS B450M-DRAGON No source recorded. MSI MAG B550 TOMAHAWK Manufacturer specification · Manufacturer capacity ceiling for this exact board, not included memory or a performance measurement. CPU, BIOS, DIMM population and the validated-module list determine support. DDR4 slots require DDR4 modules; DDR4 and DDR5 are not interchangeable. MSI MAG B550 TOMAHAWK — manufacturer specifications | Not provided | 128 GB |
DIMM slots SourcesASUS B450M-DRAGON No source recorded. MSI MAG B550 TOMAHAWK Manufacturer specification · Physical DDR4 module positions, not included modules. Consult the board manual for population order and compatible capacities. MSI MAG B550 TOMAHAWK — manufacturer specifications | Not provided | 4 |
Published memory OC configurations SourcesASUS B450M-DRAGON No source recorded. MSI MAG B550 TOMAHAWK MSI labels these memory speeds in MHz (manufacturer notation); they are the rated data rates. · Manufacturer specification · Manufacturer OC configurations, not guaranteed kit speed or measured application performance. CPU, BIOS, memory rank and DIMMs per channel determine support. MSI MAG B550 TOMAHAWK — manufacturer specifications | Not provided | 1DPC 1R up to 5100; 1DPC 2R up to 3866; 2DPC 1R up to 4000; 2DPC 2R up to 3600 |
ECC module operating mode SourcesASUS B450M-DRAGON No source recorded. MSI MAG B550 TOMAHAWK Manufacturer specification · ECC modules run in non-ECC mode, so error correction is not active. MSI MAG B550 TOMAHAWK — manufacturer specifications | Not provided | ECC UDIMM supported in non-ECC mode |
Storage interfaces and restrictionsDifferent SourcesASUS B450M-DRAGON Manufacturer specification ASUS B450M-DRAGON — official Global technical specificationsMSI MAG B550 TOMAHAWK M2_1 connects to the CPU; M2_2 connects to the B550 chipset. · Manufacturer specification · M2_1 runs at PCIe 4.0 or 3.0 depending on the installed processor. If M2_2, PCI_E2 and PCI_E3 are all populated, PCI_E3 is unavailable and M2_2 runs at x2. MSI MAG B550 TOMAHAWK — manufacturer specifications | 3rd/2nd/1st Gen AMD Ryzen™/ 2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics:,AMD B450 chipset:,4 x SATA 6Gb/s port(s), gray,,Support Raid 0, 1, 10,1 x M.2 Socket 3, with M key, type 2242/2260/2280 storage devices support (SATA & PCIE 3.0 x 4 mode),AMD Athlon™ with Radeon™ Vega Graphics Processors:,1 x M.2 Socket 3, with M key, type 2242/2260/2280 storage devices support (SATA mode) | 1 × M.2 PCIe 4.0 x4; 1 × M.2 PCIe 3.0 x4; M2_1 also supports SATA; 6 × SATA 6 Gb/s |
Onboard M.2 storage slots SourcesASUS B450M-DRAGON No source recorded. MSI MAG B550 TOMAHAWK Manufacturer specification · Onboard M.2 storage positions only. M.2 generation depends on the CPU. If M2_2, PCI_E2 and PCI_E3 are populated simultaneously, PCI_E3 becomes unavailable and M2_2 runs at x2. MSI MAG B550 TOMAHAWK — manufacturer specifications | Not provided | 2 |
SATA storage ports SourcesASUS B450M-DRAGON No source recorded. MSI MAG B550 TOMAHAWK Manufacturer specification · SATA 6 Gb/s connectors, not supplied drives or power cables. M.2 generation depends on the CPU. If M2_2, PCI_E2 and PCI_E3 are populated simultaneously, PCI_E3 becomes unavailable and M2_2 runs at x2. MSI MAG B550 TOMAHAWK — manufacturer specifications | Not provided | 6 |
SATA RAID modes SourcesASUS B450M-DRAGON No source recorded. MSI MAG B550 TOMAHAWK Manufacturer specification · Requires compatible drives and array configuration; no data protection guarantee. MSI MAG B550 TOMAHAWK — manufacturer specifications | Not provided | RAID 0/1/10 |
NVMe RAID modes SourcesASUS B450M-DRAGON No source recorded. MSI MAG B550 TOMAHAWK Manufacturer specification · Requires compatible drives and array configuration; no data protection guarantee. MSI MAG B550 TOMAHAWK — manufacturer specifications | Not provided | RAID 0/1 |
Expansion slots and restrictions SourcesASUS B450M-DRAGON Manufacturer specification ASUS B450M-DRAGON — official Global technical specificationsMSI MAG B550 TOMAHAWK No source recorded. | 3rd/2nd/1st Gen AMD Ryzen™ Processors,1 x PCIe 3.0/2.0 x16 (x8 mode) *1,AMD B450 chipset,1 x PCIe 3.0/2.0 x16 (x16 mode),AMD Athlon™ with Radeon™ Vega Graphics Processors,1 x PCIe 3.0/2.0 x16 (max at x4 mode),2 x PCIe 2.0 x1 | Not provided |
Primary expansion-slot link SourcesASUS B450M-DRAGON No source recorded. MSI MAG B550 TOMAHAWK Manufacturer specification · PCIe 4.0 or 3.0 depending on the installed processor; not a measured graphics performance result. MSI MAG B550 TOMAHAWK — manufacturer specifications | Not provided | PCI_E1: PCIe 4.0 x16 |
Secondary expansion slots SourcesASUS B450M-DRAGON No source recorded. MSI MAG B550 TOMAHAWK Manufacturer specification · With M2_2, PCI_E2 and PCI_E3 populated together, PCI_E3 is disabled and M2_2 runs x2. MSI MAG B550 TOMAHAWK — manufacturer specifications | Not provided | 1 long PCIe 3.0 slot wired x4; 2 PCIe 3.0 x1 slots |
Expansion/storage lane sharing SourcesASUS B450M-DRAGON No source recorded. MSI MAG B550 TOMAHAWK Manufacturer specification · Plan storage drives and expansion cards together; this restriction applies to this board's slot wiring. MSI MAG B550 TOMAHAWK — manufacturer specifications | Not provided | With M2_2, PCI_E2 and PCI_E3 populated together, PCI_E3 is disabled and M2_2 runs x2. |
Audio interfacesDifferent SourcesASUS B450M-DRAGON Manufacturer specification ASUS B450M-DRAGON — official Global technical specificationsMSI MAG B550 TOMAHAWK Manufacturer specification · Manufacturer-listed onboard audio hardware, not a measured sound-quality result. Where alternatives are listed, no particular unseen controller revision is promised. MSI MAG B550 TOMAHAWK — manufacturer specifications | Realtek ALC887/8978-Channel High Definition Audio CODEC,- LED-illuminated design,- Audio Shielding,- Dedicated audio PCB layers,- Premium Japanese audio capacitors,Audio Feature:,* Choose the chassis with HD audio module in front panel to support 8-channel audio output. | Realtek ALC1200 or ALC1220P codec; 7.1-channel |
Processor-dependent display outputs SourcesASUS B450M-DRAGON No source recorded. MSI MAG B550 TOMAHAWK Manufacturer specification · Requires integrated CPU graphics; supported modes depend on processor. MSI MAG B550 TOMAHAWK — manufacturer specifications | Not provided | HDMI 2.1 and DisplayPort: up to 4096×2160 at 60 Hz |
Rear USB ports SourcesASUS B450M-DRAGON No source recorded. MSI MAG B550 TOMAHAWK Manufacturer specification · Port inventory and interface ratings, not simultaneous measured throughput or charging power. MSI MAG B550 TOMAHAWK — manufacturer specifications | Not provided | 2 USB 2.0; 2 USB 5 Gb/s Type-A; 1 USB 10 Gb/s Type-A; 1 USB 10 Gb/s Type-C |
Front USB header capacity SourcesASUS B450M-DRAGON No source recorded. MSI MAG B550 TOMAHAWK Manufacturer specification · Requires compatible case ports and cabling; not rear sockets. MSI MAG B550 TOMAHAWK — manufacturer specifications | Not provided | 4 USB 2.0; 2 USB 5 Gb/s Type-A; 1 USB 5 Gb/s Type-C |
Network interfaces and requirementsDifferent SourcesASUS B450M-DRAGON Manufacturer specification ASUS B450M-DRAGON — official Global technical specificationsMSI MAG B550 TOMAHAWK Manufacturer specification · Two separate wired ports, not a combined 3.5 Gb link. MSI lists no Wi-Fi or Bluetooth hardware for this board. MSI MAG B550 TOMAHAWK — manufacturer specifications | Realtek® RTL8111H, 1 x Gigabit LAN Controller(s),ASUS LAN Guard | Realtek 8125B 2.5 Gb Ethernet; Realtek 8111H 1 Gb Ethernet |
Cooling headers SourcesASUS B450M-DRAGON No source recorded. MSI MAG B550 TOMAHAWK Manufacturer specification · Board headers, not supplied fans or an assertion of current limits. MSI MAG B550 TOMAHAWK — manufacturer specifications | Not provided | 1 CPU; 1 pump; 6 system fan headers |
Closest motherboards to this pair by shared key specifications. Not a popularity ranking.
Each record represents an explicitly checked model and configuration. Original import: 5 Sept 2026; this is not its verification date. This is not a list of current offers or a popularity ranking.
