Part Name: Logic Board – Apple iMac 24″ A2438 M1, 8-Core CPU / 8-Core GPU / 8GB RAM / 512GB SSD Apple Part Number: 661-16545 Logic Board Number: 820-02009-A Compatible Model: iMac 24″ – M1 (2021), A2438 (4-Port or 2-Port) EMC Number: 3662
Technical Description
This is a genuine Apple logic board assembly for the iMac 24-inch (2021) Model A2438, built with Apple’s first-generation M1 SoC and integrated storage/memory.
Key Specifications:
Processor: Apple M1 – 8-core CPU (4 performance + 4 efficiency cores) Graphics: Integrated 8-core GPU Memory: 8GB unified LPDDR4X-4266 MHz RAM (non-upgradable) Storage: 512GB NVMe SSD (integrated) Wireless: Built-in Wi-Fi 6 (802.11ax) and Bluetooth 5.0 Thermal Management: Mount points for cooling fan and heat sink
Compatibility Notice:
Only compatible with iMac 24″ M1 (2021) Model A2438. Not compatible with earlier Intel-based iMacs or M1 Pro / Max systems.