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Apple iMac 27-inch A1312 Graphics Card (Radeon HD 6770, 512MB) with Heatsink
$40.49
Genuine Apple AMD Radeon HD 6770 Graphics Card with 512MB VRAM
Pulled from a working iMac A1312 27-inch
Includes factory-attached heatsink for thermal management
🔍 Condition:
Original Apple Part – Used
Fully tested and confirmed functional
Includes original heatsink
No damage to PCB or connector pads
May show signs of use such as thermal paste residue or light dust
⚙️ Compatibility & Additional Information:
GPU: AMD Radeon HD 6770
VRAM: 512MB GDDR5
Apple Part Number (may vary by build):
-
661-5969 or 661-5971 (based on iMac configuration)
Heatsink: Pre-attached OEM Apple heatsink
Compatible with the following model:
-
iMac (27-inch, Mid 2011) – Model A1312
Not compatible with iMac 2010 or earlier models using Radeon HD 4670 / 4850 / 5670 / 5750 cards
Professional installation is strongly recommended
System thermal paste reapplication may be required during installation
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