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This listing is for a Genuine Apple iMac Pro 27" 5K Logic Board (820-00967-A) featuring a
3.0GHz 10-Core Intel Xeon W CPU and Radeon Pro Vega 64 GPU with 16GB HBM2 VRAM.
The board has been professionally tested and verified for full functionality.
It is an authentic Apple OEM component -- ideal for replacing a failed board in an iMac Pro 27" (2017).
Brand: Apple
Model: iMac Pro (27-inch, 5K, 2017)
Processor: Intel Xeon W, 10-Core, 3.0GHz Base / 4.5GHz Turbo
Graphics: AMD Radeon Pro Vega 64 (16GB HBM2)
Part Number: 820-00967-A
Memory Type: ECC DDR4 (Upgradable up to 128GB)
Condition: Used, Tested, Fully Functional
Compatible with:
Apple iMac Pro (27-inch, 5K, 2017)
Model Identifier: iMacPro1,1
EMC: 3144
Not compatible with standard iMac Retina 5K A1419 or A2115 models.
After installation, the system may show no power indicator or boot response initially.
This is normal behavior -- Apple requires a DFU (Device Firmware Update) restore to activate the new logic board.
To complete the replacement:
Connect the iMac Pro to another Mac using a USB-C cable.
Open Apple Configurator 2 on the second Mac.
Enter DFU mode and perform a restore to reload firmware onto the logic board.
⚠️ Failure to complete the DFU restore process will result in the system not powering on.
If the return is made due to incomplete installation, a 20% restocking fee will apply.
Every part is covered by our 90-day limited hardware warranty against defects in materials and workmanship. If anything goes wrong under normal use, we’ll repair, replace, or refund it.
To start a claim, email support@nextgenpcparts.com with your order number. Full details in our Terms & Conditions.
Orders ship within 1 business day. Most parts under 2 lbs go via USPS; larger items ship FedEx or UPS. Shipping is calculated at checkout.
Not the right fit? Free 30-day returns on defective items with a prepaid label. Contact us and we’ll take care of it.
Every order ships within 1 business day
30-day return policy for your peace of mind
All products covered by the NextGenPCParts warranty
Real people, replies within 24 hours