[ ONIX // INDIVIDUAL BOARD RECORD ]
ONIX Lumi Intel Arc B580 GDDR6 OC 12GB
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 | Lumi B580 GDDR6 OC 12GB — ONIX Lumi Intel Arc B580 GDDR6 OC 12GB |
|---|---|
| GPU / architecture | Arc B580 (BMG-G21); Xe2-HPG (Battlemage), 20 Xe2 cores / 2,560 vector engines |
| Board clock | Up to 2,740 MHz graphics clock |
| Dedicated VRAM | 12 GB GDDR6, 192-bit |
| Host bus | PCI Express 4.0 x8 |
| Board power / connectors | 203 W board power; 1 × 8-pin PCIe auxiliary input; 600 W recommended PSU |
| Display outputs | 3 × DisplayPort 2.1; 1 × HDMI 2.1; up to four displays subject to system and display configuration |
| Card dimensions | 260 × 130 × 52 mm (L × H × thickness); 2.2-slot |
| Cooling / physical design | Dual-force hybrid dual-fan cooling with white shroud and ARGB lighting |
| 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
- ONIX — Lumi Intel Arc B580 GDDR6 OC 12GBONIX’s model-specific product specification page.
- Intel ARK — Arc B-Series GraphicsIntel’s official Arc B-series GPU-family specifications.
- TechPowerUp — ONIX Lumi Arc B580 OC specificationsSupplemental board dimensions, board power and connector cross-check.
- 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.
- Toasty Bros — The Intel Arc B580 NO ONE is Talking About...Independent video review; treat as supplementary context, not primary manufacturer documentation.