ASUS Pro A620AT-CSM Mini ITX Motherboard
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About This Item
- AMD A620A chipset with Socket AM5 for AMD Ryzen 7000/8000/9000 Series CPUs
- Thin Mini ITX form factor with passive cooling and 2x SO-DIMM DDR5 slots (up to 128 GB)
- 1x M.2 2280 slot supporting PCIe 4.0 and 2x SATA III storage interfaces
- 2x USB 3.2 Gen 2 Type-A ports, 1x HDMI 2.1, 1x DisplayPort 1.4 outputs
- Windows 10/11 64-bit support with TPM connector and chassis intrusion detection
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ASUS Pro A620AT-CSM | AMD Thin Mini ITX Business Motherboard
The ASUS Pro A620AT-CSM AMD A620A Socket AM5 Thin Mini ITX is a compact, business-focused motherboard built for reliable 24/7 operation in space-constrained environments. Designed for AMD Ryzen 7000/8000/9000 Series processors, it delivers enterprise-grade stability, passive cooling, and advanced security features ideal for digital signage, kiosks, and office PCs.
Key Specifications
| Metric | Spec |
|---|---|
| Form Factor | Thin Mini ITX |
| Processor Support | AMD Ryzen 7000/8000/9000 Series (Socket AM5) |
| Memory Support | DDR5 SO-DIMM, up to 128 GB |
| Storage | M.2 NVMe + 2x SATA III |
| Cooling | Passive (fanless) |
| Audio | 7.1 channels |
| Security | TPM, ASUS Secure Boot, Self-recovering BIOS |
Built for Business Reliability
The ASUS Pro A620AT-CSM is engineered for continuous operation with anti-moisture coating, anti-sulfur resistors, and stainless-steel back I/O panels that resist corrosion three times longer than standard designs. It undergoes 24/7 reliability testing at temperatures up to 45°C and 80% humidity, ensuring dependable performance in demanding commercial environments.
Enterprise Security & Management
ASUS Shield provides comprehensive protection through Trusted Platform Module (TPM), hardware-based secure boot, and self-recovering BIOS that automatically restores firmware after failed updates. The motherboard includes ASUS Control Center Express (with purchase), offering real-time IT monitoring, automated maintenance scheduling, and secure endpoint management across your organization.
Compact Design with Professional Features
This Thin Mini ITX board combines space-saving dimensions (170 x 170 mm) with full business functionality. It features HDMI 2.1, DisplayPort 1.4, dual USB 3.2 Gen 2 ports, and a 2.5Gb Ethernet LANGuard connection. The passive cooling design eliminates fan noise, making it perfect for quiet office environments or digital displays where acoustics matter.
Box Contents
- ASUS Pro A620AT-CSM motherboard
- SATA cables
- I/O shield
- User manual and warranty card
Check Before You Buy
- Confirm your AMD Ryzen processor is Socket AM5 compatible
- Verify you need DDR5 SO-DIMM memory (not standard DDR5)
- Check that your case supports Thin Mini ITX form factor
- Ensure you have a 12V DC power adapter for this board
Frequently Asked Questions
Q: Does this motherboard support Wi-Fi?
A: No, the ASUS Pro A620AT-CSM does not include built-in Wi-Fi. You’ll need a separate Wi-Fi adapter.
Q: What type of memory does this board use?
A: It uses DDR5 SO-DIMM memory modules, supporting up to 128 GB across two slots.
Q: Is this motherboard suitable for gaming?
A: This is a business-focused board without dedicated GPU support, making it better suited for office, kiosk, or digital signage use rather than gaming.
Q: What processors are compatible with this motherboard?
A: It supports AMD Ryzen 7000, 8000, and 9000 Series processors that use the AM5 socket.
Q: Does it come with any management software?
A: Yes, purchase includes ASUS Control Center Express for IT management and monitoring.
The Consultant’s Verdict & Warranty
The ASUS Pro A620AT-CSM delivers exceptional value for businesses needing a reliable, compact motherboard with enterprise-grade security and management features. Its passive cooling, 24/7 reliability testing, and comprehensive protection make it ideal for digital signage, kiosks, and office deployments where stability matters more than expandability. Covered by the standard Manufacturer Warranty.
| Internal I/O | |
|---|---|
| Number of M.2 (M) slots | 1 |
| USB 3.2 Gen 2 (3.1 Gen 2) connectors | 1 |
| Front panel connector | Yes |
| 12V power connector | Yes |
| Supported storage drive interfaces | M.2, PCI Express 4.0, SATA III |
| USB 2.0 connectors | 3 |
| USB 3.2 Gen 1 (3.1 Gen 1) connectors | 1 |
| TPM connector | Yes |
| Number of SATA III connectors | 2 |
| Number of COM connectors | 1 |
| Number of chassis fan connectors | 1 |
| Front panel audio connector | Yes |
| CPU fan connector | Yes |
| Chassis intrusion connector | Yes |
| Number of CPU fan connectors | 1 |
| Technical details | |
| Motherboard chipset family | AMD |
| Motherboard chipset | AMD A620A |
| Supported processor sockets | Socket AM5 |
| Parallel processing technology support | Not supported |
| HDMI version | 2.1 |
| Cooling type | Passive |
| Motherboard form factor | Thin Mini ITX |
| Component for | PC |
| Audio | |
| Audio output channels | 7.1 channels |
| Performance | |
| Number of HDDs supported | 2 |
| Supported storage drive types | HDD & SSD |
| Windows operating systems supported | Windows 10 x64, Windows 11 |
| Motherboard chipset family | AMD |
| Motherboard chipset | AMD A620A |
| Supported processor sockets | Socket AM5 |
| Cooling type | Passive |
| Audio output channels | 7.1 channels |
| Motherboard form factor | Thin Mini ITX |
| Component for | PC |
| Processor | |
| Processor manufacturer | AMD |
| Compatible processor series | AMD Ryzen 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 Series |
| Supported processor sockets | Socket AM5 |
| Processor socket | Socket AM5 |
| Memory | |
| Number of memory slots | 2 |
| Memory slots type | SO-DIMM |
| Supported memory types | DDR5-SDRAM |
| Memory channels | Dual-channel |
| Maximum internal memory | 128 GB |
| Unbuffered memory | Yes |
| ECC сompatibility | ECC & Non-ECC |
| Maximum internal memory per slot | 64 GB |
| Storage controllers | |
| Number of HDDs supported | 2 |
| Supported storage drive types | HDD & SSD |
| Supported storage drive interfaces | M.2, PCI Express 4.0, SATA III |
| Number of storage drives supported | 3 |
| Graphics | |
| Parallel processing technology support | Not supported |
| Maximum resolution | 3840 x 2160 pixels |
| Rear panel I/O ports | |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity | 2 |
| DisplayPort version | 1.4 |
| USB 2.0 ports quantity | 2 |
| Headphone outputs | 1 |
| HDMI version | 2.1 |
| HDMI ports quantity | 1 |
| Ethernet LAN (RJ-45) ports | 1 |
| DisplayPorts quantity | 1 |
| Line-in | Yes |
| Network | |
| Ethernet LAN | Yes |
| Wi-Fi | No |
| Features | |
| Power source type | DC |
| Windows operating systems supported | Windows 10 x64, Windows 11 |
| Motherboard chipset family | AMD |
| Motherboard chipset | AMD A620A |
| Supported processor sockets | Socket AM5 |
| Cooling type | Passive |
| Audio output channels | 7.1 channels |
| Motherboard form factor | Thin Mini ITX |
| Component for | PC |
| Product colour | Green |
| Expansion slots | |
| Number of M.2 (M) slots | 1 |
| Number of Ultra M.2 (M) slots | 1 |
| 1st M.2 largest key size | 2280 |
| 1st M.2 highest PCI Express generation | 4.0 |
| BIOS | |
| BIOS type | UEFI AMI |
| BIOS memory size | 256 Mbit |
| Power | |
| Power source type | DC |
| Video | |
| Maximum resolution | 3840 x 2160 pixels |
| Software | |
| Windows operating systems supported | Windows 10 x64, Windows 11 |
| Weight & dimensions | |
| Width | 170 mm |
| Depth | 170 mm |
| Packaging content | |
| Cables included | SATA |
| Other features | |
| Number of Ultra M.2 (M) slots | 1 |
| Identifiers | |
| Distributor SKUs | MBD-90MB1L5M-M0EAYC, 591462, CL90MB1L5M-M0EAYC |

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