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"
ASUS PRIME B550M-A AC AM4 DDR4 mATX PRIME B550M-A AC
"
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CPU Socket Type
AM4
AM4
CPU Type
Ryzen Series
Ryzen 5000 Series
Ryzen 5000G Series
Ryzen 4000 Series
Ryzen 4000G Series
Ryzen 3000 Series
Ryzen 3000G Series
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Chipset
AMD 500 Series
AMD B550
AMD 400 Series
AMD B450
Form Factor
ATX
ATX
mATX
Micro ATX
ITX
Mini ITX
Memory Standard
DDR4
DDR4 4400
DDR4 3200
DDR4 2666
DDR4 2400
Maximum Memory Supported
64GB
64GB
128GB
128GB
Number of Memory Slots
2 Slots
2x288pin (DDR4)
4 Slots
4x288pin (DDR5)
4x288pin (DDR4)
Memory Performance Profile
Intel XMP 2.0
Back I/O Ports
USB Ports
1 x USB 3.2 Gen 1 Type-C
1 x USB 3.2 Gen 2 Type-A
1 x USB 3.2 Gen 2 Type-C
2 x USB 2.0/1.1
2 x USB 3.1 Gen 1
2 x USB 3.2 Gen 1
2 x USB 3.2 Gen 1 Type-A
2 x USB 3.2 Gen 2 Type-A
3 x USB 3.1 Gen 1
3 x USB 3.2 Gen 1
3 x USB 3.2 Gen 2 Type-A
4 x USB 2.0/1.1
4 x USB 3.1 Gen 1
4 x USB 3.2 Gen 1
4 x USB 3.2 Gen 1 Type-A
5 x USB 2.0/1.1
5 x USB 3.1 Gen 1 Type-A
6 x USB 2.0/1.1
6 x USB 3.1 Gen 1 Type-A
6 x USB 3.2 Gen 1 Type-A
Video Ports
1 x D-Sub
1 x DisplayPort
1 x DVI
1 x DVI-D
1 x HDMI
2 x HDMI
Audio Ports
3 x Audio Jacks
5 x Audio Jacks
Networking
1 x Antenna Bracket
1 x LAN (RJ45)
2 x Antenna Bracket
2 x LAN (RJ45)
Peripherals
1 x Optical S/PDIF Out
1 x PS/2
1 x PS/2 Keyboard/Mouse Combo
Button
1 x Clear CMOS Button
1 x Flash BIOS Button
Serial ATA (SATA)
SATA III
6 x SATA 6Gb/s
4 x SATA 6Gb/s
SATA RAID
0/1/10
M.2
PCIe 4.0 M.2
1 x M.2 (Support PCIe 4.0 x4)
PCIe 3.0 M.2
1 x M.2 (Support PCIe 3.0 x4)
PCIe & SATA M.2
1 x M.2 (Support PCIe 3.0 x2 & SATA)
1 x M.2 (Support PCIe 3.0 x4 & SATA)
1 x M.2 (Support PCIe 4.0 x4 & SATA)
Other
2 x M.2
PCI Express 5.0 x16
1 x PCI Express 5.0 x16
PCI Express 4.0 x16
1 x PCI Express 4.0 x16
2 x PCI Express 4.0 x16
PCI Express 3.0 x16
1 x PCI Express 3.0 x16
2 x PCI Express 3.0 x16
4 x PCI Express 3.0 x16
PCI Express 2.0 x16
1 x PCI Express 2.0 x16
PCI Express x16
1 x PCI Express x16
2 x PCI Express x16
None
PCI Slots
1 x PCI Slot
2 x PCI Slots
3 x PCI Slots
Mini Card Slots
1 x Mini PCIe
Max LAN Speed
1 Lan Port
1Gbps
2.5Gbps
2 Lan Ports
2.5Gbps + 1Gbps
Wireless LAN
Wi-Fi 802.11 be
Wi-Fi 802.11 ac
Wi-Fi 802.11 ax
LED Lighting
RGB
None RGB
Windows 11
Supported
Ready
Audio Channels
8 Channels
7.1 Channels
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AM4
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ATX
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4 Slots
Ryzen Series
Ryzen 5000 Series
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1 x PCI Express 5.0 x16
128GB
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ASUS PRIME B550M-A AC AMD AM4 mATX motherboard with impressive features, including PCIe 4.0, dual M.2 slots, WiFi, HDMI, D-Sub, DVI, SATA 6 Gbps, USB 3.2 Gen 2 ports, and Aura Sync RGB lighting
Save: $20.00 (13%)
$
129
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$149.99
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ASUS PRIME B550M-K WIFI AM4 mATX motherboard, DDR4, PCIe 4.0, 2xM.2, WiFi 6, 1Gb Ethernet, DisplayPort, HDMI, rear and front USB 5Gbps Type-A, SATA 6 Gbps, Aura Sync
Save: $15.00 (12%)
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109
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$124.99
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Asus PRIME B550M-K ARGB AM4 AMD B550 DDR4 motherboard DisplayPort
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202
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ASUS Prime B550M-A/CSM AMD AM4 (3rd Gen Ryzen) microATX Commercial Motherboard (PCIe 4.0, ECC Memory, 1Gb LAN, HDMI 2.1/D-Sub, 4K@60HZ, TPM, ASUS Control Center Express)
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ASUS PRIME B550M-K AM4 AMD B550 USB 3.0 HDMI Micro ATX AMD Motherboard
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362
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Refurbished
ASUS Prime B550M-A/CSM AMD AM4 (3rd Gen Ryzen) microATX Commercial Motherboard (PCIe 4.0, ECC Memory, 1Gb LAN, HDMI 2.1/D-Sub, 4K@60HZ, TPM, ASUS Control Center Express)
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ASRock PRO B550M PRO4 AM4 AMD B550 USB 3.1 USB 3.0 HDMI Micro ATX AMD Motherboard
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$124.99
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MSI PRO B550M-P AMD AM4 Micro-ATX Motherboard, B550 Chipset, DDR4 4400+ MHz, Dual M.2, PCIe 4.0, USB 5Gbps Type-C, Realtek 1GbE LAN, HDMI/DP/VGA
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ASUS Prime B550M-A WiFi II AMD AM4 (3rd Gen Ryzen) Micro ATX Motherboard (PCIe 4.0, WiFi 6, ECC Memory, 1Gb LAN, HDMI 2.1/D-Sub, 4K@60HZ, Addressable Gen 2 RGB Header and Aura Sync)
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ASRock B550M-ITX/AC AM4 AMD B550 Mini ITX AMD Motherboard
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$149.99
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ASRock B550M Phantom Gaming 4 AM4 AMD B550 Micro ATX AMD Motherboard
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GIGABYTE B550M K AM4 AMD B550 Micro-ATX Motherboard with Dual M.2, SATA 6Gb/s, USB 3.2 Gen 1, Realtek GbE LAN, PCIe 4.0
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GIGABYTE B550M AORUS ELITE AX (rev 1.3) AM4 AMD B550 Micro-ATX Motherboard with Single M.2, SATA 6Gb/s, USB 3.2 Gen 1, Realtek GbE LAN, PCIe 4.0
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ASUS Prime B550-PLUS AC-HES AMD AM4 (3rd Gen Ryzen) ATX motherboard (dual M.2, PCIe 4.0, WIFI 5, 1 Gb Ethernet, DisplayPort/HDMI, SATA 6 Gbps, USB 3.2 Gen 2 Type-C, front USB 3.2 Gen 1 Type-C
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179
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ASRock B550 Phantom Gaming 4/ac AM4 AMD B550 ATX AMD Motherboard
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GIGABYTE B550 GAMING X V2 AM4 AMD B550 USB 3.0 ATX AMD Motherboard
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GIGABYTE B550M AORUS ELITE AM4 AMD B550 Micro-ATX Motherboard with DDR4, Dual M.2, PCIe 4.0, Realtek GbE LAN
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ASUS TUF GAMING B550M-PLUS WIFI II AM4 AMD B550 Micro ATX AMD Motherboard
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MSI MAG B550M MORTAR MAX WIFI Micro ATX Motherboard, MSI AM4 AMD Motherboard, AMD B550 SATA 6Gb/s PCIe 4.0 DDR4 Wi-Fi 6E, Micro ATX AMD Motherboard
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ASUS TUF GAMING B550M-PLUS AMD AM4 (3rd Gen Ryzen) Micro ATX Gaming Motherboard (PCIe 4.0, 2.5Gb LAN, BIOS FlashBack, HDMI 2.1, USB 3.2 Gen 2, Addressable Gen 2 RGB Header and AURA Sync)
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ASUS TUF GAMING B550-PLUS AMD AM4 (3rd Gen Ryzen) ATX Gaming Motherboard (PCIe 4.0, 2.5Gb LAN, HDMI 2.1, BIOS FlashBack, USB 3.2 Gen 2, Addressable Gen 2 RGB Header and AURA Sync)
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290
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ASUS TUF GAMING B550M-E AMD B550 (Ryzen AM4) Micro Gaming ATX motherboard (PCIe 4.0, dual M.2, DisplayPort, HDMI, D-Sub, SATA 6 Gbps, support DDR4)
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379
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MSI PRO B550M-B DDR4 Motherboard, Supports CPUs 5600, 5600X3D, 5700X3D, and 5500X3D (AMD B550/AM4 Socket)
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299
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MSI MAG B550M MORTAR WIFI AM4 AMD B550 SATA 6Gb/s Micro ATX AMD Motherboard and AMD Ryzen 5 5500 - Ryzen 5 5000 Series 6-Core Socket AM4 65W,AMD Motherboard CPU Combo
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Asus PRIME B550M-K ARGB AM4 AMD B550 DDR4 motherboard DisplayPort
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168
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ASUS PRO B550M-C/CSM AM4 AMD B550 USB 3.0 HDMI Micro ATX AMD Motherboard
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337
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Asus ROG Strix B550-F Gaming WiFi II AMD AM4 (3rd Gen Ryzen) ATX Gaming Motherboard (PCIe 4.0,WiFi 6E, 2.5Gb LAN, BIOS Flashback, HDMI 2.1, Addressable Gen 2 RGB Header and Aura Sync)
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277
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ASUS ROG STRIX B550-I GAMING AM4 AMD B550 Mini ITX AMD Motherboard
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ASUS PRIME B550M-A (90MB14I0-M0EAY0) AM4 AMD B550 SATA 6Gb/s Micro ATX AMD Motherboard
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MSI PRO B550M-P GEN3 Micro ATX Motherboard, MSI AM4 AMD Motherboard, AMD B550 SATA 6Gb/s DDR4 4000, Micro ATX AMD Motherboard
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ASUS ROG Strix B550-F Gaming (WiFi 6) AMD AM4 (3rd Gen Ryzen) ATX Gaming Motherboard (PCIe 4.0, 2.5Gb LAN, BIOS FlashBack, HDMI 2.1, Addressable Gen 2 RGB Header and AURA Sync)
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MSI MPG B550 GAMING CARBON WIFI AM4 ATX AMD Motherboard
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276
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ASUS Prime B550-Plus AC-HES-GSI Wifi Motherboard DDR4
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MSI MAG B550 TOMAHAWK AM4 AMD B550 ATX AMD Motherboard
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260
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ASUS ROG STRIX B550-A GAMING AM4 AMD B550 ATX AMD Motherboard
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374
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MSI PRO B550-A PRO AM4 AMD B550 USB 3.0 ATX AMD Motherboard
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246
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