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Apple iMac A1418 21.5" Logic Board i3 3.3GHz 820-3172-A Late 2012 Tested OEM
  • Apple iMac A1418 21.5" Logic Board i3 3.3GHz 820-3172-A Late 2012 Tested OEM
  • Apple iMac A1418 21.5" Logic Board i3 3.3GHz 820-3172-A Late 2012 Tested OEM
  • Apple iMac A1418 21.5" Logic Board i3 3.3GHz 820-3172-A Late 2012 Tested OEM
  • Apple iMac A1418 21.5" Logic Board i3 3.3GHz 820-3172-A Late 2012 Tested OEM
  • Apple iMac A1418 21.5" Logic Board i3 3.3GHz 820-3172-A Late 2012 Tested OEM
  • Apple iMac A1418 21.5" Logic Board i3 3.3GHz 820-3172-A Late 2012 Tested OEM
  • Apple iMac A1418 21.5" Logic Board i3 3.3GHz 820-3172-A Late 2012 Tested OEM
  • Apple iMac A1418 21.5" Logic Board i3 3.3GHz 820-3172-A Late 2012 Tested OEM
  • Apple iMac A1418 21.5" Logic Board i3 3.3GHz 820-3172-A Late 2012 Tested OEM
  • Apple iMac A1418 21.5" Logic Board i3 3.3GHz 820-3172-A Late 2012 Tested OEM
  • Apple iMac A1418 21.5" Logic Board i3 3.3GHz 820-3172-A Late 2012 Tested OEM
  • Apple iMac A1418 21.5" Logic Board i3 3.3GHz 820-3172-A Late 2012 Tested OEM
  • Apple iMac A1418 21.5" Logic Board i3 3.3GHz 820-3172-A Late 2012 Tested OEM
  • Apple iMac A1418 21.5" Logic Board i3 3.3GHz 820-3172-A Late 2012 Tested OEM
Apple iMac A1418 21.5" Logic Board i3 3.3GHz 820-3172-A Late 2012 Tested OEM

Apple iMac A1418 21.5" Logic Board i3 3.3GHz 820-3172-A Late 2012 Tested OEM

$26.99

Genuine Apple iMac A1418 (21.5-inch, Late 2012) logic board with integrated Intel Core i3 3.3GHz processor.
This OEM motherboard has been professionally tested to ensure full functionality of all major ports, memory slots, and connectors.

Ideal for repairing or restoring a non-working 2012 iMac system.


⚙️ Specifications:

  • Model: iMac (21.5-inch, Late 2012)

  • Apple Part Number: 661-7109

  • Logic Board Number: 820-3172-A

  • Processor: Intel Core i3-3225 @ 3.3GHz (Dual-Core with Hyper-Threading)

  • Graphics Compatibility: NVIDIA GeForce GT 640M

  • Memory Type: DDR3 SDRAM (2 slots, up to 16GB)

  • Ports: USB 3.0, Ethernet, Thunderbolt, Audio, Mini DisplayPort

  • Condition: Used, Tested, Fully Functional

💻 Compatibility & Additional Information:

Compatible with:

  • Apple iMac 21.5" A1418 (Late 2012)

    • EMC 2544

    • Model Identifier: iMac13,1

Compatible Configurations:

  • iMac (21.5-inch, Late 2012) – Core i3 3.3GHz

  • iMac (21.5-inch, Late 2012) – Core i5 / i7 variants (board-level compatible with i3 configuration)

macOS Compatibility:
Supports up to macOS Catalina (10.15) officially.

⚠️ Note:

Listing is for logic board with CPU and heatsink only — does not include RAM, .

Please verify your iMac model, year, and EMC number before purchase to ensure compatibility.

90-Day Warranty

All products sold by NextGenPCParts are backed by a 90-day limited hardware warranty from the date of purchase. This warranty covers defects in materials or workmanship under normal use.

What’s Covered

  • Manufacturing defects
  • Hardware or component failures (logic board, screen, SSD, GPU, etc.)
  • Performance issues not caused by misuse

What’s Not Covered

  • Physical or cosmetic damage after delivery
  • Improper installation, mishandling, or liquid exposure
  • Software or firmware issues (including iCloud/MDM locks)
  • Normal wear and tear or unauthorized modifications

How to Claim

To start a warranty claim, email support@nextgenpcparts.com with your order number, a brief description of the issue, and photos or videos if available.

Once reviewed, we’ll repair, replace, or refund the item at our discretion.

📘 Read full warranty terms: View Terms & Conditions

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