[ ASROCK // INDIVIDUAL BOARD RECORD ]
ASRock Intel Arc B580 Challenger 12GB OC
A model-specific desktop add-in board using Intel Arc B580. This record separates the named board’s power, dimensions, cooling and ports from specifications shared by the underlying Intel GPU.
Recorded board specifications
| Exact board SKU | B580 CL 12GO — ASRock Intel Arc B580 Challenger 12GB OC |
|---|---|
| GPU / architecture | Arc B580 (BMG-G21); Xe2-HPG (Battlemage), 20 Xe2 cores / 2,560 vector engines |
| Board clock | Up to 2,740 MHz GPU clock |
| Dedicated VRAM | 12 GB GDDR6, 192-bit |
| Host bus | PCI Express 4.0 x8 |
| Board power / connectors | 190 W total board power; 1 × 8-pin PCIe auxiliary input |
| Display outputs | 3 × DisplayPort 2.1; 1 × HDMI 2.1a; up to four displays subject to system and display configuration |
| Card dimensions | 249 × 132 × 41 mm (L × H × thickness); 2-slot |
| Cooling / physical design | Dual-fan Challenger cooler with metal backplate and 0 dB fan mode |
| Driver / platform compatibility | Windows 10/11 64-bit with a supported Intel Arc driver. Enable UEFI Resizable BAR where available and verify board clearance and PSU wiring; check Intel’s release notes for the current OS/driver combination. Linux support depends on kernel, Mesa and distribution versions. |
Power, connectors, outputs and dimensions identify this maker’s board and are not interchangeable with other cards using the same GPU. Confirm the exact retail revision, case clearance, PSU capacity and auxiliary cabling against the cited board documentation.
Architecture and compatibility notes
Intel Arc B-series desktop graphics uses the Xe2-HPG (Battlemage) architecture. 12 GB GDDR6, 192-bit and the board’s PCI Express link are dedicated card resources; the host platform determines the negotiated bus speed and width. Resizable BAR support is a platform feature, not a GPU power connector.
Windows 10/11 64-bit with a supported Intel Arc driver. Enable UEFI Resizable BAR where available and verify board clearance and PSU wiring; check Intel’s release notes for the current OS/driver combination. Linux support depends on kernel, Mesa and distribution versions.
Sources & further reading
- ASRock — Intel Arc B580 Challenger 12GB OCASRock’s model-specific product and technical specification page.
- ASRock — B580 Challenger / Steel Legend comparisonASRock’s comparison page for model-level interface and board details.
- Intel ARK — Arc B-Series GraphicsIntel’s official Arc B-series GPU-family specifications.
- Intel — Arc graphics Windows driverOfficial driver download and release notes; confirm the supported operating-system version and GPU list before installing.
- Intel Support — Resizable BAR on Arc discrete graphicsPlatform setup guidance. CPU, motherboard firmware and UEFI configuration determine whether Resizable BAR is available.
- TechPowerUp — ASRock Arc B580 Challenger OC specificationsSupplemental cross-check for card dimensions, board power and connector details.
- SilencedTech — The Budget GPU We Have Been Waiting For? ARC B580Independent video review; treat as supplementary context, not primary manufacturer documentation.