2012 Mac Pro 5,1 Monterey 12.6, 128GB, 1TB NvMe, 580 EFI flashed

Apple Mac Pro 2012 in very good working condition.
This is a 12 Core 2.4GHz system with OpenCore installed and running macOS Monterey 12.6.7 smoothly.
Boot ROM 144.xxx.xxx is updated and verified.
The installed RX 580 8GB GPU is flashed and provides full Boot Screen and Boot Picker support.
System has been tested, clean outputs, and is stable under load.
Specs
• Model: Mac Pro 2012 (5,1)
• CPU: Dual 6 Core Xeon 2.4GHz (12 Cores Total)
• RAM: 128GB
• Storage: 500GB SSD
• GPU: Radeon RX 580 8GB, flashed for macOS Boot Screen and Boot Picker
• macOS: Monterey 12.6.8 installed using OpenCore
• Boot ROM: 144.xxx.xxx
Included
• Mac Pro tower
• Power cable
• HDMI cable
• Power MOD cable for future GPU upgrades
Notes
• Clean, well maintained system
• Boots directly to Monterey with full graphics acceleration
• Ideal for audio production, video editing, and legacy macOS software
Ships safely packed.