[ ASROCK // INDIVIDUAL BOARD RECORD ]
ASRock Intel Arc B580 Steel Legend 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 SL 12GO — ASRock Intel Arc B580 Steel Legend 12GB OC |
|---|---|
| GPU / architecture | Arc B580 (BMG-G21); Xe2-HPG (Battlemage), 20 Xe2 cores / 2,560 vector engines |
| Board clock | Up to 2,800 MHz GPU clock |
| Dedicated VRAM | 12 GB GDDR6, 192-bit |
| Host bus | PCI Express 4.0 x8 |
| Board power / connectors | 220 W board power; 2 × 8-pin PCIe auxiliary inputs; ASRock recommends a 650 W PSU |
| Display outputs | 3 × DisplayPort 2.1; 1 × HDMI 2.1a; up to four displays subject to system and display configuration |
| Card dimensions | 298 × 131 × 51 mm (L × H × thickness); 2.6-slot |
| Cooling / physical design | Triple-fan Steel Legend cooler with ARGB lighting, 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 Steel Legend 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 Steel Legend OC specificationsSupplemental cross-check for card dimensions, board power and connector details.
- Holy Nerdvana — ASRock Arc B580 Steel Legend reviewIndependent video review; treat as supplementary context, not primary manufacturer documentation.