2GB Graphics Video Card Replacement for Apple iMac Mid-2011 27 Inch A1312 Core i7 3.4 MD063LL/A MD063 Desktop PC Computer, ATI Radeon HD 6970 GDDR5 2 GB, New GPU Upgrade Repair Parts

This laptop internal discrete graphics card HD 6970 is made by AMD. It is original for dell laptop, we flash the BIOS and upgrade the firmware to make it compatible with iMac. After rigorous testing, it can replace the old HD6970 in iMac 2011, works perfectly as genuine card. Thousands of sales records prove its reliability. Please feel free to buy!Condition: New. Its normal if you see some scratches or thermal compound on the chip, because we must test it before shipping. It's not a retail product, so there is no original retail package or accessories like software, user manual, driver disc, etc. You can get accessories from the old place, such as X bracket, heatsink, or connecting cable.Model: AMD Radeon HD 6970M, GDDR5 2GB Memory, MXM 3.0 type. Supports Mac OS. Best choice to upgrade or replace the old card in iMac 2011 27 Inch desktop. If you are uncertain about the compatibility, please contact us before ordering.The AMD Mobility Radeon HD 6970M (or sometimes called ATI Mobility Radeon HD 6970) is a high-end graphics card normally reserved for big and heavy laptops. It is based on the desktop HD 6850 graphics card and therefore features UVD3 video processing and Eyefinity+. The codename of this GPU is Blackcomb XT and it should have comparable power consumption results as the GeForce GTX 480M.We offer three months warranty on the product and year-long after sales service. More than ten years of experience in laptop graphics card allows us to have the ability to provide you with premium quality products and lifetime professional tech support. We cherish your trust, please feel free to contact us.