Apple iMac 27" A1419 Logic Board i7-4770 3.5GHz GTX 780M 4GB - OEM Tested

This listing is for a Genuine Apple Logic Board for the 27-inch iMac A1419 (Late 2013), configured with:

• Intel Core i7-4770 (3.5GHz Quad-Core, Turbo up to 3.9GHz)

• NVIDIA GeForce GTX 780M with 4GB GDDR5 memory

This is the highest-end GPU/CPU configuration offered for the 2013 iMac, providing outstanding performance for video editing, 3D rendering, graphics work, and overall macOS responsiveness.

The board has been thoroughly tested, including GPU load tests, USB checks, audio output, Wi-Fi/Bluetooth testing, RAM slot confirmation, and thermal management verification.

Perfect for replacing a defective logic board or upgrading a lower-spec 2013 iMac.

⚙️ Specifications:

• Model: iMac 27" A1419 (Late 2013)

• Identifier: iMac14,2

• CPU: Intel Core i7-4770

  • 3.5GHz base clock

  • Up to 3.9GHz Turbo Boost

  • Quad-core / 8 threads

• GPU: NVIDIA GeForce GTX 780M

  • 4GB GDDR5 VRAM

• RAM: DDR3 1600MHz (supports up to 32GB; 4 slots)

• Storage Support:

  • 2.5" SATA drive

  • Blade SSD (PCIe) for Fusion or Flash-only configurations

• Condition: Used – Fully tested and working

✴️ Compatibility & Additional Information:

Compatible with the following system:

• iMac 27-inch A1419 – Late 2013 (EMC 2639)

Tests Performed:

• Boot and macOS operation

• GPU testing (no artifacts, stable output)

• All USB ports checked

• RAM slot functionality

• Wi-Fi/Bluetooth connectivity

⚠️ Notes:

• Logic board only -- RAM, SSD, and power supply not included unless shown.

• Professional installation is recommended.

• Ensure your iMac model is Late 2013 A1419 before purchasing.