Genuine Apple iMac 27" 5K Logic Board i7 4.0GHz M295X 4GB GPU 820-5029-A

This listing is for a Genuine Apple iMac 27-inch 5K (A1419) Logic Board, part number 820-5029-A, featuring the extremely powerful Intel Core i7-4790K 4.0GHz (Turbo Boost 4.4GHz) and AMD Radeon R9 M295X 4GB GDDR5 graphics.

The M295X GPU is the highest-tier graphics option in the 2014 Retina 5K lineup, offering outstanding performance for video editing, 3D work, photo processing, and modern productivity workloads.

Perfect for restoring or upgrading an iMac 27" Retina 5K system.
All ports, components, and GPU functions have been inspected and verified.
RAM and SSD not included unless noted.

⚙️ Specifications:

• Brand: Apple

• Model: iMac 27-inch, Retina 5K (Late 2014)

• Model Identifier: iMac15,1

• Logic Board Part: 820-5029-A

• Processor: Intel Core i7-4790K 4.0GHz (Quad-Core, Turbo 4.4GHz)

• Graphics: AMD Radeon R9 M295X with 4GB GDDR5

• Display Support: Native 5K Retina (5120 × 2880 resolution)

• RAM Compatibility: 4 SO-DIMM slots – DDR3 1600MHz, up to 32GB

• Storage Compatibility:
  • PCIe Blade SSD
  • 3.5-inch HDD or Fusion Drive

• Connectivity (via iMac chassis):
  • 4 × USB 3.0
  • 2 × Thunderbolt 2
  • SDXC Card Slot
  • Ethernet
  • Audio Out

• Condition: Used – Fully Tested – Working Perfectly

✴️ Compatibility & Additional Information:

🔹 Compatible Models:

• iMac (27-inch, Retina 5K, Late 2014) – iMac15,1
  • 3.5GHz Quad-Core Intel Core i5
  • 4.0GHz Quad-Core Intel Core i7 (this board)

🔹 Compatible EMC:

• EMC 2806

🔹 Performance Tier:
This is the highest-end configuration available for the 2014 5K iMac.

Professional installation recommended.
Display removal requires correct adhesive and proper tools to avoid screen damage.

⚠️ Notes:

• Pulled from a fully functioning unit.

• No SSD or RAM included.

• Warranty seal must remain intact for returns.