Apple iMac A1419 5K 2017 Logic Board i7 4.2GHz Radeon Pro 575 4GB 820-00609-A

This listing is for a Genuine Apple iMac A1419 27" Retina 5K 2017 Logic Board, equipped with a high-performance Intel Core i7-7700K 4.2GHz processor and Radeon Pro 575 4GB GPU.

Board has been thoroughly tested, including:

• Display output

• USB, Thunderbolt, Ethernet, audio

• Wi-Fi/Bluetooth connectivity

• GPU stress tests

• Thermal and sensor functionality

This is a perfect OEM replacement for systems experiencing no power, graphical issues, overheating, or logic board failure.

RAM and SSD are not included unless otherwise shown.

⚙️ Specifications:

• Brand: Apple

• Model: iMac (27-inch, 5K Retina, 2017)

• Model Identifier: iMac18,3

• EMC: 3070

• Logic Board Number: 820-00609-A

• CPU: Intel Core i7-7700K @ 4.2GHz (Turbo Boost up to 4.5GHz)

• Cores/Threads: 4 Cores / 8 Threads

• GPU: AMD Radeon Pro 575 (4GB GDDR5 VRAM)

• Memory Support: 2400MHz DDR4, user-replaceable (up to 64GB)

• Storage Support: Apple PCIe/NVMe proprietary SSD blade

• Ports:
  • 4 × USB-A 3.0
  • 2 × Thunderbolt 3 (USB-C)
  • 1 × Gigabit Ethernet
  • SDXC card slot
  • 3.5mm audio

• Condition: Used – Fully tested and 100% working

✴️ Compatibility & Additional Information:

🔹 Compatible iMac Models:

• iMac (Retina 5K, 27-inch, 2017)
  • 3.4GHz i5
  • 3.5GHz i5
  • 3.8GHz i5
  • 4.2GHz i7 (this listing)

🔹 Compatible EMC: 3070

🔹 Notes:

• Professional installation is recommended to avoid damage to connectors, CPU/GPU mounts, or adhesive routing.

• Works with all standard 2017 A1419 5K internal components (fans, PSU, RAM, SSD, etc.).

⚠️ Notes:

• No firmware lock or iCloud/MDM lock.

• Heatsink included exactly as shown.

• Board has been cleaned and inspected.

• Pulled from a fully functioning iMac during part-out.