
Logic Board (16-core CPU, 40-core GPU, 48GB, 512GB)
Apple Part Number: 661-36994
$2955.99$7139.99Save $4184
In StockPre-OwnedUsed, Fully TestedQty
1
1-Year Warranty
Full replacement
Fast Shipping
1-2 business days
Tested & Verified
QA before ship
Expert Help
Install guidance
Compatibility
| Model | Order # | Model # | EMC | Identifier | Processor |
|---|---|---|---|---|---|
| MacBook Pro 16-inch 2023 M3 Pro/Max | A2991 | 8408 | Mac15,7/15,9/15,11 | Apple M3 Max |
Shop all parts for this Mac
Free Apple Repair Manuals & Reference Guides
Browse step-by-step service manuals, model specs and screw-placement charts for Mac, iPhone and iPad.
Mac Repair ManualsiPhone Repair ManualsiPad Repair ManualsMac Screw ChartsApple Service Manuals (PDF)
Popular Model Guides
MacBook Pro (14-inch, M5, 2026) Repair ManualMacBook Pro (14-inch, M5 Pro/Max, 2026) Repair ManualMacBook Pro (16-inch, M5 Pro/Max, 2026) Repair ManualMacBook Neo (2025) Repair ManualiMac (21.5-inch, Late 2012) Repair ManualiMac (21.5-inch, Early 2013) Repair ManualMacBook Air M5 2026 Screw ChartMacBook Air Retina 13 Inch 2018 Screw ChartMacBook Air Retina 13 Inch 2019 Screw ChartMacBook Air Retina 13 Inch 2020 Screw ChartiPhone 11 Repair ManualiPhone 11 Pro Repair ManualiPad (9th generation) Repair ManualiPad mini (6th generation) Repair Manual