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BKCMB1ABA |
Description: | Intel Next Unit of Computing Rugged Board CMB1ABA - motherboard - Element Carrier Board |
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BKCMB1ABA Overview
BKCMB1ABA is an AMD B550-based motherboard engineered for high-performance gaming with an AM4 socket that supports AMD Ryzen 5000 Series processors built around an AMD Ryzen 9 generation. It is designed with DDR4 memory support up to 128 GB distributed across 4 DIMM slots operating in dual-channel mode, and it features an 8+1 phase power delivery system with integrated VRM heatsinks for optimized thermal regulation.
The board offers versatile expansion with a PCIe x16 slot running at PCIe 4.0, 6 SATA ports, and 2 M.2 slots for storage. Networking is provided by a Realtek RTL8111H LAN delivering 1GbE connectivity, complemented by integrated WiFi 6 and Bluetooth 5.0. Rear I/O includes HDMI, DisplayPort, multiple USB ports, and audio jacks, with added onboard features like UEFI BIOS and RGB lighting, making it an ideal choice for gaming enthusiasts.
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BKCMB1ABA Specifications
Product Type | Motherboard |
Chipset | AMD B550 |
CPU Socket | AM4 |
CPU Generation | AMD Ryzen 9 |
Supported CPUs | Ryzen 5000 Series |
Memory Type | DDR4 |
Max Memory Capacity | 128 GB |
Memory Channels | Dual |
Memory Slots | 4 DIMM |
Form Factor | ATX |
Use Case | Gaming |
Expansion Slots | PCIe x16 |
PCIe Version | PCIe 4.0 |
M.2 Slots | 2 |
SATA Ports | 6 |
RAID Support | RAID 0 / RAID 1 / RAID 10 |
Onboard Graphics Support | Yes |
Multi-GPU Support | AMD CrossFire |
USB Ports (Rear) | 1x HDMI, 1x DisplayPort, 2x USB 3.2 Gen 2, 4x USB 2.0, 1x RJ45, 3x Audio Jacks |
Internal USB Headers | Yes |
LAN Chipset | Realtek RTL8111H |
LAN Speed | 1GbE |
Wi-Fi Support | WiFi 6 |
Multi-Processor Support | Single-Socket |
ECC Support | No |
Redundant Power Support | No |
Remote Management | No |
Bluetooth | 5.0 |
Audio Chipset | Realtek ALC1220 |
Power Phases | 8+1 |
VRM Heatsinks | Yes |
BIOS Type | UEFI |
Dual BIOS | No |
RGB Support | Yes |
Thunderbolt Support | No |
Rear I/O Ports | 1x HDMI, 1x DisplayPort, 2x USB 3.2 Gen 2, 4x USB 2.0, 1x RJ45, 3x Audio Jacks |
Accessories Included | IO shield, SATA cables, M.2 screws, manual |
Product Name | BKCMB1ABA Gaming Motherboard |
Height | 1.8 inches |
Width | 12 inches |
Depth | 10 inches |
Weight | 3.2 lbs |
Quality Certifications
To get the detailed certification, please go to the Compliance Center.







Product Comparison Table
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Accessories Included | IO shield, SATA cables, M.2 screws, manual | SATA cables, M.2 screws, IO shield, Wi-Fi antenna, manual | SATA cables, M.2 screws, IO shield, Wi-Fi antenna, manual | SATA cables, M.2 screws, IO shield, Wi-Fi antenna, manual | SATA cables, M.2 screws, IO shield, Wi-Fi antenna, manual |
Audio Chipset | Realtek ALC1220 | Realtek ALC1220 | Realtek ALC1220 | Realtek ALC1220 | Realtek ALC1220 |
BIOS Type | UEFI | UEFI | UEFI | UEFI | UEFI |
Bluetooth | 5.0 | 5.0 | 5.2 | 5.2 | 5.0 |
Chipset | AMD B550 | AMD B550 | Intel Z790 | Intel Z790 | AMD B550 |
CPU Generation | AMD Ryzen 9 | AMD Ryzen 9 | Intel Core i7 | Intel Core i9 | AMD Ryzen 9 |
CPU Socket | AM4 | AM4 | LGA 1700 | LGA 1700 | AM4 |
Depth | 10 inches | 1.5 inches | 1.5 inches | 1.5 inches | 1.5 |
Dual BIOS | No | No | Yes | Yes | No |
ECC Support | No | No | No | No | No |
Expansion Slots | PCIe x16 | PCIe x16 | PCIe x16 | PCIe x16 | PCIe x16 |
Form Factor | ATX | ATX | ATX | ATX | ATX |
Height | 1.8 inches | 9.6 inches | 9.6 inches | 9.6 inches | 9.6 |
Internal USB Headers | Yes | Yes | Yes | Yes | Yes |
LAN Chipset | Realtek RTL8111H | Realtek RTL8125 | Intel I219-V | Intel I219-V | Realtek RTL8111H |
LAN Speed | 1GbE | 2.5GbE | 2.5GbE | 2.5GbE | 1GbE |
M.2 Slots | 2 | 2 | 3 | 3 | 2 |
Max Memory Capacity | 128 GB | 128 GB | 128 GB | 128 GB | 128 GB |
Memory Channels | Dual | Dual | Dual | Dual | Dual |
Memory Slots | 4 DIMM | 4 DIMM | 4 DIMM | 4 DIMM | 4 DIMM |
Memory Type | DDR4 | DDR4 | DDR5 | DDR5 | DDR4 |
Multi-GPU Support | AMD CrossFire | AMD CrossFire | Not Supported | NVIDIA SLI | AMD CrossFire |
Multi-Processor Support | Single-Socket | Single-Socket | Single-Socket | Single-Socket | Single-Socket |
Onboard Graphics Support | Yes | Yes | Yes | Yes | Yes |
PCIe Version | PCIe 4.0 | PCIe 4.0 | PCIe 5.0 | PCIe 5.0 | PCIe 4.0 |
Power Phases | 8+1 | 10+2 | 14+2 | 16+1 | 8+1 |
Product Name | BKCMB1ABA Gaming Motherboard | 90SB06Q0-M0UAY0 Gaming Motherboard | 90MB16S0-M0EAY0 Ultra Gaming Motherboard | 90MB15V0-M0EAY0 | 90MB16W0-M0EAY0 |
Product Type | Motherboard | Motherboard | Motherboard | Motherboard | Motherboard |
RAID Support | RAID 0 / RAID 1 / RAID 10 | RAID 0 | RAID 0 | RAID 0 / RAID 1 | RAID 0 |
Rear I/O Ports | 1x HDMI, 1x DisplayPort, 2x USB 3.2 Gen 2, 4x USB 2.0, 1x RJ45, 3x Audio Jacks | HDMI, DisplayPort, 2x USB 3.2 Gen 2 Type-A, 1x USB 3.2 Gen 2 Type-C, RJ-45, Audio jacks | 1 x HDMI, 1 x DisplayPort, 2 x USB 3.2 Gen 2, 1 x USB Type-C, 1 x RJ45, 3 x Audio Jacks | 2 x USB 3.2 Gen 2 Type-A, 1 x USB Type-C, HDMI, DisplayPort, Ethernet, Audio jacks | 1 x HDMI, 1 x DisplayPort, 4 x USB 3.2 Gen 2, 2 x USB 2.0, RJ45 LAN, Audio ports |
Redundant Power Support | No | No | N/A | No | No |
Remote Management | No | No | N/A | No | No |
RGB Support | Yes | Yes | Yes | Yes | Yes |
SATA Ports | 6 | 6 | 6 | 6 | 6 |
Supported CPUs | Ryzen 5000 Series | Ryzen 5000 Series | 13th Gen Intel | 12th Gen Intel | Ryzen 5000 Series |
Thunderbolt Support | No | No | Yes | Yes | No |
USB Ports (Rear) | 1x HDMI, 1x DisplayPort, 2x USB 3.2 Gen 2, 4x USB 2.0, 1x RJ45, 3x Audio Jacks | USB 3.2 Gen 2 | USB 3.2 Gen 2 | USB 3.2 Gen 2 | USB 3.2 Gen 2 |
Use Case | Gaming | Gaming | Gaming | Gaming | Gaming |
VRM Heatsinks | Yes | Yes | Yes | Yes | Yes |
Weight | 3.2 lbs | 3.2 lbs | 4.4 lbs | 3 lbs | 3 |
Wi-Fi Support | WiFi 6 | WiFi 6 | WiFi 6E | WiFi 6 | WiFi 6 |
Width | 12 inches | 12 inches | 12.0 inches | 12 inches | 12 |
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