ASUS PRO WS B850M-ACE SE mATX Motherboard | AM5 | 4x DDR5 Slots
KEY FEATURES
- Ready for Advanced AI PCs: Built to power next-gen AI workloads with robust performance, ultrafast connectivity, and future-proof architecture
- AMD AM5 Socket Support: Compatible with AMD Ryzen 9000/8000/7000 Series and AMD EPYC 4005 Series processors
- Ultrafast Connectivity: Two PCIe 5.0/4.0 x16 slot (one at x4), 10 Gb & 2.5 Gb LAN ports, two PCIe 5.0 x4 M.2 slots, front USB 20Gbps Type-C and MCIO NVMe support
- Server-grade IPMI Remote Management: Supports onboard BMC AST2600, along with ASUS Control Center Express IT management software for real-time monitoring and management
- Proven Reliability & Stability: Extensively validated with broad compatibility, a comprehensive QVL, and tested for 24/7 operation
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Frequently Asked Questions
ASUS PRO WS B850M-ACE SE mATX Motherboard | AM5 | 4x DDR5 Slots
Description
The ASUS PRO WS B850M-ACE SE represents a professional-grade micro ATX motherboard built around AMD's B850 chipset for the AM5 socket. This board targets workstation builders and content creators who need enterprise-level features in a compact form factor. It supports AMD Ryzen 7000, 8000, and 9000 series processors, bringing server-grade IPMI management capabilities typically reserved for rack-mount systems to desktop workstations. The combination of B850 chipset and professional features makes this an unusual offering in the micro ATX space.
Memory support extends to 256 GB across four DIMM slots, with DDR5 speeds reaching up to 8000 MHz and full ECC compatibility for mission-critical applications. Storage connectivity is comprehensive with two M.2 slots supporting PCIe 5.0, plus additional U.2 and MCIO connectors for professional NVMe drives. The board provides both PCIe 4.0 and PCIe 5.0 x16 slots for graphics cards and expansion cards. Network connectivity stands out with both 10 Gigabit and 2.5 Gigabit Ethernet ports, while USB4 readiness ensures compatibility with the latest high-speed peripherals.
ASUS includes mounting screws in the box along with the standard I/O shield and documentation. The IPMI management system allows remote monitoring and control of the workstation, making this board suitable for environments where systems need to be managed remotely or require enhanced reliability monitoring. XMP memory profiles are supported for easy DDR5 overclocking, though the focus here is clearly on stability and professional features rather than gaming performance.
Feature
Easy 14 days Returns
Eligible for Next day Delivery
100% Money-back guarantee
Reliable Customer Support
Secure payment method
Shipping Information
- Next Business Day: £6.99
- 2 days Delivery: £4.99
- 3- 5 Days Shipping: £3.99
- Orders Over £99.00: Free Standard Delivery
| Processor | |
|---|---|
| Processor manufacturer | AMD |
| Processor socket | Socket AM5 |
| Compatible processor series | AMD Ryzen 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 Series |
| Supported processor sockets | Socket AM5 |
| Memory | |
|---|---|
| Supported memory types | DDR5-SDRAM |
| Number of memory slots | 4 |
| Memory slots type | DIMM |
| Memory channels | Dual-channel |
| ECC сompatibility | ECC & Non-ECC |
| Supported memory clock speed (max) | 8000 MHz |
| Maximum internal memory | 256 GB |
| Unbuffered memory | Yes |
| Maximum internal memory per slot | 64 GB |
| Storage controllers | |
|---|---|
| Supported storage drive types | HDD & SSD |
| Supported storage drive interfaces | M.2, SATA III |
| Number of storage drives supported | 6 |
| Number of HDDs supported | 4 |
| RAID support | Yes |
| RAID levels | 0, 1, 5, 10 |
| Graphics | |
|---|---|
| Parallel processing technology support | Not supported |
| Maximum resolution | 7680 x 4320 pixels |
| Internal I/O | |
|---|---|
| USB 2.0 connectors | 3 |
| USB 3.2 Gen 1 (3.1 Gen 1) connectors | 1 |
| USB 3.2 Gen 2 (3.1 Gen 2) connectors | 1 |
| Number of SATA III connectors | 4 |
| Front panel audio connector | Yes |
| Front panel connector | Yes |
| ATX Power connector (24-pin) | Yes |
| CPU fan connector | Yes |
| Number of CPU fan connectors | 1 |
| Number of chassis fan connectors | 3 |
| Chassis intrusion connector | Yes |
| Peripheral (Molex) power connectors (4-pin) | 1 |
| EPS power connector (8-pin) | Yes |
| Number of EPS power connectors (8-pin) | 1 |
| Number of water pump connectors | 1 |
| 12V power connector | Yes |
| TPM connector | Yes |
| Number of COM connectors | 1 |
| Rear panel I/O ports | |
|---|---|
| USB 2.0 ports quantity | 2 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 3 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity | 2 |
| Ethernet LAN (RJ-45) ports | 3 |
| VGA (D-Sub) ports quantity | 1 |
| HDMI ports quantity | 1 |
| HDMI version | 2.1 |
| DisplayPorts quantity | 1 |
| DisplayPort version | 1.4 |
| Line-in | Yes |
| Headphone outputs | 1 |
| Network | |
|---|---|
| Ethernet LAN | Yes |
| Ethernet interface type | 2.5 Gigabit Ethernet, Gigabit Ethernet, 10 Gigabit Ethernet |
| Wi-Fi | No |
| Top Wi-Fi standard | Not available |
| Features | |
|---|---|
| Component for | PC |
| Motherboard form factor | micro ATX |
| Motherboard chipset family | AMD |
| Motherboard chipset | AMD B850 |
| Audio output channels | 7.1 channels |
| Product colour | Black |
| Power source type | ATX |
| Cooling type | Passive |
| Windows operating systems supported | Windows 10 x64, Windows 11 |
| Expansion slots | |
|---|---|
| PCI Express x16 (Gen 4.x) slots | 1 |
| PCI Express x16 (Gen 5.x) slots | 1 |
| Number of M.2 (M) slots | 2 |
| 1st M.2 largest key size | 2280 |
| 1st M.2 highest PCI Express generation | 5.0 |
| 2nd M.2 largest key size | 2280 |
| 2nd M.2 highest PCI Express generation | 5.0 |
| BIOS | |
|---|---|
| BIOS type | UEFI AMI |
| BIOS memory size | 512 Mbit |
| Clear CMOS button | Yes |
| Packaging data | |
|---|---|
| Package width | 280 mm |
| Package depth | 265 mm |
| Package height | 71 mm |
| Weight & dimensions | |
|---|---|
| Width | 244 mm |
| Depth | 244 mm |
| Height | 50 mm |
| Packaging content | |
|---|---|
| Screws included | Yes |
| Cables included | SATA |
| Other features | |
|---|---|
| Weight | 1.03 kg |
Frequently Asked Questions
When will it arrive?
Any order over £99 wil be shipped on our free 2-3 working day service, if you opt for Next Working Day shipping then this will be with you the next working day between 09:00 and 18:00. Deliveries to Northern Ireland, Channel Islands and the Scottish Highlands will be on a 3 day service.
Do you offer a credit account?
We offer credit accounts to Gotraka Business customers, please enquire with our customer support team for more information. Credits accounts are subject to KYC.
How long is the returns policy?
For most products bought online, you have a legal right to change your mind within 14 days and receive a refund. If you wish to return unwanted products, you must let us know that you want to return them within 14 calendar days from the day after delivery. The item must also be returned to us within 7 working days from approval of return and receipt of the return label.
How long will it take to receive my order?
This is something that we are working hard to bring to you - we recognise that having deliveries on preferred days not only makes it easier for you but it is also great for the environment. By having deliveries arranged on days that you are going to be in or consolidating your orders to arrive to you at the same time means that the courier won't need to come back multiple times due to missed deliveries or multiple deliveries.
Can I change my delivery address once the order has been placed?
Our systems are highly automated, where possible we will do our utmost to accommodate this. To ensure we maintain a high delivery success rate most of our orders are picked and prepped for shipment within 30 minutes
How do I return my order?
If you need to return your order please raise a return through your order page detailing the reason for return. Once this form has been submitted it will be reviewed by the Returns Department who will contact you to arrange the return.
Please note the returns department may ask for more information such as the serial number(s) and images where applicable to process the return.
How long do I have to return an item?
For most products bought online, you have a legal right to change your mind within 14 days and receive a refund. If you wish to return unwanted products, you must let us know that you want to return them within 14 calendar days from the day after delivery. The item must also be returned to us within 7 working days from approval of return and receipt of the return label
Are returns free?
Returns for faulty / damaged items will be free of charge
Returns for unwanted items that have no fault will incur a minimal returns fee - delivery charges will not be refunded
Can’t find what you’re looking for?
Our friendly support team is just a message away, ready to assist with anything. Our team is experienced with gaming gear, home tech, and everything in between—feel free to reach out.
📧 Email: help@gotraka.com
📞 Phone: 020 8208 1234
💬 Live Chat: Available 9 AM – 6 PM ( Monday - Friday )
