Apple iMac 21.5" 4K 2017 Logic Board i5-7400 3.0GHz Radeon Pro 555 820-00597-A

This listing is for a Genuine Apple iMac A1418 21.5” Retina 4K (2017) Logic Board, featuring a 3.0GHz Quad-Core Intel Core i5-7400 processor and AMD Radeon Pro 555 GPU with 2GB GDDR5 VRAM.

Important:
👉 This version does not include or support an Apple PCIe/NVMe SSD connector.
Storage must be installed using a 2.5-inch SATA HDD or SSD only.

The logic board has been fully tested, including:

• Display output & GPU load tests

• USB, SD, Ethernet, and audio port checks

• Wi-Fi/Bluetooth functionality

• Thermal sensor & fan control verification

Perfect OEM replacement for a non-working or liquid-damaged logic board in a 2017 iMac 21.5" 4K model.

⚙️ Specifications:

• Brand: Apple

• Model: iMac (21.5-inch, Retina 4K, 2017)

• Model Identifier: iMac18,2

• EMC: 3069

• Logic Board Number: 820-00597-A

• Processor: Intel Core i5-7400 @ 3.0GHz (Turbo up to 3.5GHz)

• Cores/Threads: 4 Cores / 4 Threads

• Graphics: AMD Radeon Pro 555 (2GB GDDR5)

• Memory: DDR4 

• Storage Support:
  • 2.5-inch SATA drive only
  • No PCIe/NVMe SSD slot

• Condition: Used – Fully tested

• Includes: Heatsink assembly

✴️ Compatibility & Additional Information:

🔹 Compatible Models:

• iMac (21.5-inch, 4K, 2017) – A1418

🔹 Compatible EMC:

• 3069

🔹 Important Storage Note:

• This is the non-SSD version of the 2017 iMac logic board.

• Does not support Apple blade SSDs such as MZ-KPW or MZ-JPV series.

• Works only with standard 2.5-inch SATA HDD/SSD.

🔹 Installation:
Due to the adhesive screen design, professional installation is recommended.

⚠️ Notes:

• No firmware/iCloud/MDM lock.

• Board is clean, inspected, and pulled from a working machine.

• Heatsink included exactly as shown.