United States$5,000,000+
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Isaac Wentworth
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Prime B550M-A/CSM delivered stable Ryzen performance and reliable DDR4 support.
90MB14I0-M0EAYC
Prime B550M-A/CSM - AMD - Socket AM4 - AMD Ryzen 3 3rd Gen -...
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90MB14I0-M0EAYC
- Description:
- Prime B550M-A/CSM - AMD - Socket AM4 - AMD Ryzen 3 3rd Gen - 3rd Generation AMD Ryzen 5 - DDR4-SDRAM - 128 GB - DIMM
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- Brand:
- Asus
- Condition:
3 Year Extended Warranty
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90MB14I0-M0EAYC Overview
90MB14I0-M0EAYC is a high-performance motherboard featuring the Intel Z790 chipset and an LGA 1700 CPU socket, built to support Intel Core i7 processors from the 14th Gen Intel family. Designed for enthusiasts and gamers, it offers DDR5 memory support with a maximum capacity of 128 GB across 4 DIMM slots and dual memory channels, along with a robust 16+1 power phase VRM design that ensures stable power delivery and exceptional thermal management for demanding workloads.
This motherboard also provides expansive connectivity with a PCIe x16 expansion slot running PCIe 5.0 for high-speed graphics, dual M.2 slots for ultra-fast storage, and 6 SATA ports for additional drives. Networking features include an Intel I219-V LAN controller delivering 1GbE speeds and integrated WiFi 6E for wireless connectivity. The rear I/O boasts a comprehensive selection of ports such as 2 x USB 3.2 Gen 2 Type-A, 1 x USB Type-C, HDMI, DisplayPort, RJ45 LAN, and audio jacks, making this board ideal for high-end gaming systems and workstation setups without any compromise on onboard features or expandability.
90MB14I0-M0EAYC price is is available on request. Get immediate quote.
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90MB14I0-M0EAYC Specifications
- Product Type
- Motherboard
- Chipset
- Intel Z790
- CPU Socket
- LGA 1700
- CPU Generation
- Intel Core i7
- Supported CPUs
- 14th Gen Intel
- Memory Type
- DDR5
- 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 5.0
- M.2 Slots
- 2
- SATA Ports
- 6
- RAID Support
- RAID 0
- Onboard Graphics Support
- Yes
- Multi-GPU Support
- NVIDIA SLI
- USB Ports (Rear)
- USB 3.2 Gen 2
- Internal USB Headers
- Yes
- LAN Chipset
- Intel I219-V
- LAN Speed
- 1GbE
- Wi-Fi Support
- WiFi 6E
- Multi-Processor Support
- Single-Socket
- ECC Support
- Yes
- Redundant Power Support
- No
- Remote Management
- BMC
- Bluetooth
- 5.2
- Audio Chipset
- Realtek ALC1220
- Power Phases
- 16+1
- VRM Heatsinks
- Yes
- BIOS Type
- UEFI
- Dual BIOS
- Yes
- RGB Support
- Yes
- Thunderbolt Support
- Yes
- Rear I/O Ports
- 2 x USB 3.2 Gen 2 Type-A, 1 x USB Type-C, 1 x HDMI, 1 x DisplayPort, 1 x RJ45 LAN, Audio jacks
- Accessories Included
- SATA cables, M.2 screws, IO shield, Wi-Fi antenna, manual
- Product Name
- 90MB14I0-M0EAYC High-Performance Gaming Motherboard
- Height
- 10 inches
- Width
- 12 inches
- Depth
- 1.5 inches
- Weight
- 3 lbs
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
 90MB14I0-M0EAYC |  90MB1690-M0EAY0 |  90MB15H0-M0EAY0 |  90MB10N0-M0EAY0 |  90MB1720-M0EAYC | |
|---|---|---|---|---|---|
| Product Type | Motherboard | Motherboard | Motherboard | Motherboard | Motherboard |
| Chipset | Intel Z790 | AMD B550 | Intel Z790 | AMD B550 | AMD B550 |
| CPU Socket | LGA 1700 | AM4 | LGA 1700 | AM4 | AM4 |
| CPU Generation | Intel Core i7 | AMD Ryzen 5000 Series | Intel Core i7 | AMD Ryzen 9 | AMD Ryzen 9 |
| Supported CPUs | 14th Gen Intel | Ryzen 5000 Series | 13th Gen Intel | Ryzen 5000 Series | Ryzen 5000 Series |
| Memory Type | DDR5 | DDR4 | DDR5 | DDR4 | DDR4 |
| 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 |
| Form Factor | ATX | ATX | ATX | ATX | ATX |
| Use Case | Gaming | Gaming | Gaming | Gaming | Gaming |
| Expansion Slots | PCIe x16 | PCIe x16, PCIe x1 | PCIe x16 | PCIe x16 | PCIe x16 |
| PCIe Version | PCIe 5.0 | PCIe 4.0 | PCIe 5.0 | PCIe 4.0 | PCIe 4.0 |
| M.2 Slots | 2 | 2 | 2 | 2 | 2 |
| SATA Ports | 6 | 6 | 6 | 6 | 6 |
| RAID Support | RAID 0 | RAID 0 / RAID 1 / RAID 5 / RAID 10 | RAID 0 / RAID 1 / RAID 5 / RAID 10 | RAID 0 | RAID 0 |
| Onboard Graphics Support | Yes | Yes | Yes | Yes | Yes |
| Multi-GPU Support | NVIDIA SLI | Not Supported | NVIDIA SLI | Not Supported | AMD CrossFire |
| USB Ports (Rear) | USB 3.2 Gen 2 | USB 3.2 Gen 2 | USB 3.2 Gen 2 / USB Type-C | USB 3.2 Gen 2 | USB 3.2 Gen 2, USB 3.2 Gen 1, USB 2.0 |
| Internal USB Headers | Yes | Yes | Yes | Yes | Yes |
| LAN Chipset | Intel I219-V | Realtek RTL8111H | Intel I225-V | Realtek RTL8125 | Realtek RTL8111H |
| LAN Speed | 1GbE | 1GbE | 2.5GbE | 2.5GbE | 1GbE |
| Wi-Fi Support | WiFi 6E | WiFi 6 | WiFi 6E | WiFi 6 | WiFi 6 |
| Multi-Processor Support | Single-Socket | Single-Socket | Single-Socket | Single-Socket | Single-Socket |
| ECC Support | Yes | No | No | No | No |
| Redundant Power Support | No | N/A | No | No | No |
| Remote Management | BMC | No | No | No | No |
| Bluetooth | 5.2 | 5.2 | 5.2 | 5.2 | 5.0 |
| Audio Chipset | Realtek ALC1220 | Realtek ALC1220 | Realtek ALC1220 | Realtek ALC1220 | Realtek ALC1220 |
| Power Phases | 16+1 | 8+1 | 14+2 | 12+1 | 8+1 |
| VRM Heatsinks | Yes | Yes | Yes | Yes | Yes |
| BIOS Type | UEFI | UEFI | UEFI | UEFI | UEFI |
| Dual BIOS | Yes | No | Yes | No | No |
| RGB Support | Yes | Yes | Yes | Yes | Yes |
| Thunderbolt Support | Yes | No | Yes | No | No |
| Rear I/O Ports | 2 x USB 3.2 Gen 2 Type-A, 1 x USB Type-C, 1 x HDMI, 1 x DisplayPort, 1 x RJ45 LAN, Audio jacks | 1 x HDMI, 1 x DisplayPort, 4 x USB 3.2, 2 x USB 2.0, 1 x RJ45 Ethernet, Audio jacks | 1 x USB Type-C, 2 x USB 3.2 Gen 2, 4 x USB 2.0, 1 x HDMI, 1 x DisplayPort, 1 x RJ-45 LAN | 2 x USB 3.2 Gen 2, 4 x USB 3.2 Gen 1, HDMI, DisplayPort, LAN port, Audio jacks | 1x HDMI, 1x DisplayPort, 2x USB Type-C, 4x USB 3.2, 2x USB 2.0, 1x RJ45 LAN, Audio jacks |
| Accessories Included | SATA cables, M.2 screws, IO shield, Wi-Fi antenna, manual | IO shield, SATA cables, M.2 screws, manual, Wi-Fi antenna | SATA cables, M.2 screws, IO shield, Wi-Fi antenna, manual | SATA cables, M.2 screws, IO shield, manual | SATA cables, M.2 screws, IO shield, Wi-Fi antenna, manual |
| Product Name | 90MB14I0-M0EAYC High-Performance Gaming Motherboard | 90MB1690-M0EAY0 Gaming Motherboard | 90MB15H0-M0EAY0 Gaming Motherboard | 90MB10N0-M0EAY0 Gaming Motherboard | 90MB1720-M0EAYC |
| Height | 10 inches | 9.6 inches | 1.0 inches | 9.6 inches | 9.6 inches |
| Width | 12 inches | 10.1 inches | 9.6 inches | 12 inches | 12 inches |
| Depth | 1.5 inches | 1.5 inches | 10.0 inches | 1.5 inches | 1.5 inches |
| Weight | 3 lbs | 3.5 lbs | 4.5 lbs | 4.5 lbs | 3 lbs |
Reviews & Ratings
O
Owen Kinsley
4
Smooth deployment across standardized AMD builds.
J
Jasper Whitlock
5
Consistent memory stability under sustained productivity tasks.
H
Harrison Telford
3
Reliable platform for cost-effective enterprise desktops.
L
Liam Hargrove
4
Stable AM4 compatibility with predictable long-term operation.
Questions & Answers
What form factor is the Prime B550M-A/CSM motherboard?
The Prime B550M-A/CSM is a micro-ATX motherboard (244 × 226 mm), optimized for compact and versatile PC builds.
Which AMD processors are supported by the Prime B550M-A/CSM?
It natively supports AMD Socket AM4 Ryzen 3 and 5 3rd-Generation CPUs and is BIOS-ready for select future AM4 processors.
How much DDR4 memory can the Prime B550M-A/CSM accommodate?
The board features four DIMM slots with support for up to 128 GB of dual-channel DDR4-SDRAM.
What memory speeds and overclocking features are available?
It supports DDR4 speeds up to 4400 MHz (OC) with ASUS OptiMem for signal integrity and automated overclocking tools.