![iMac 2009 / 2010 / 2011 GPU upgrade — Fixing LED/LCD PWM brightness with an ESP32 | by Fixing Things | Medium iMac 2009 / 2010 / 2011 GPU upgrade — Fixing LED/LCD PWM brightness with an ESP32 | by Fixing Things | Medium](https://miro.medium.com/max/1400/1*SrrheGYtuFqZZPGQIZ9PFA.jpeg)
iMac 2009 / 2010 / 2011 GPU upgrade — Fixing LED/LCD PWM brightness with an ESP32 | by Fixing Things | Medium
![Amazon.com: 2GB Graphics Video Card Upgrade for Apple iMac Mid-2011 27 Inch Core i5 MC814LL/A MC814 A1312 Desktop All-in-One PC, AMD Mobility Radeon HD 6970M Replacement Repair Parts : Electronics Amazon.com: 2GB Graphics Video Card Upgrade for Apple iMac Mid-2011 27 Inch Core i5 MC814LL/A MC814 A1312 Desktop All-in-One PC, AMD Mobility Radeon HD 6970M Replacement Repair Parts : Electronics](https://m.media-amazon.com/images/I/61kZaXJwLkL._AC_SL1000_.jpg)
Amazon.com: 2GB Graphics Video Card Upgrade for Apple iMac Mid-2011 27 Inch Core i5 MC814LL/A MC814 A1312 Desktop All-in-One PC, AMD Mobility Radeon HD 6970M Replacement Repair Parts : Electronics
![For Imac 27" A1312 Mid 2009 2010 2011 6970m 1gb 2gb 109-c29657-10 Upgrade For Nvidia Gtx 770 Gddr5 3gb Mxm Type-b Video Gpu Card - Laptop Frames - AliExpress For Imac 27" A1312 Mid 2009 2010 2011 6970m 1gb 2gb 109-c29657-10 Upgrade For Nvidia Gtx 770 Gddr5 3gb Mxm Type-b Video Gpu Card - Laptop Frames - AliExpress](https://ae01.alicdn.com/kf/H36d0529a055840d09dabb0b7315f9b6cj/For-iMac-27-A1312-Mid-2009-2010-2011-6970m-1GB-2GB-109-C29657-10-Upgrade-For.jpg)
For Imac 27" A1312 Mid 2009 2010 2011 6970m 1gb 2gb 109-c29657-10 Upgrade For Nvidia Gtx 770 Gddr5 3gb Mxm Type-b Video Gpu Card - Laptop Frames - AliExpress
![nVIDIA GTX 880M GTX880M 8GB GDDR5 MXM 3.0b Video Card Flashed VBIOS for iMac 27 inch Mid 2011 Graphics Upgrade|Laptop Repair Components| - AliExpress nVIDIA GTX 880M GTX880M 8GB GDDR5 MXM 3.0b Video Card Flashed VBIOS for iMac 27 inch Mid 2011 Graphics Upgrade|Laptop Repair Components| - AliExpress](https://ae01.alicdn.com/kf/H2016bbce1136424b85fae1f7adba7f27x/nVIDIA-GTX-880M-GTX880M-8GB-GDDR5-MXM-3-0b-Video-Card-Flashed-VBIOS-for-iMac-27.jpg_Q90.jpg_.webp)
nVIDIA GTX 880M GTX880M 8GB GDDR5 MXM 3.0b Video Card Flashed VBIOS for iMac 27 inch Mid 2011 Graphics Upgrade|Laptop Repair Components| - AliExpress
![Amazon.com: Genuine Graphics Video Card Replacement for Apple iMac Mid-2010 Core i5 A1312 27-Inch MC511LL/A MC511 Desktop PC, ATI Mobility Radeon HD 5750 GDDR5 1GB MXM VGA Board Repair Parts : Electronics Amazon.com: Genuine Graphics Video Card Replacement for Apple iMac Mid-2010 Core i5 A1312 27-Inch MC511LL/A MC511 Desktop PC, ATI Mobility Radeon HD 5750 GDDR5 1GB MXM VGA Board Repair Parts : Electronics](https://m.media-amazon.com/images/I/61GtHFAPqzL._AC_SL1000_.jpg)
Amazon.com: Genuine Graphics Video Card Replacement for Apple iMac Mid-2010 Core i5 A1312 27-Inch MC511LL/A MC511 Desktop PC, ATI Mobility Radeon HD 5750 GDDR5 1GB MXM VGA Board Repair Parts : Electronics
![Quadro K4100M GDDR5 4GB N15E Q3 A2 MXM 3.0 Type B Graphics Video Card Upgrade For Apple iMac A1312 27 inch 2010 2011 Year| | - AliExpress Quadro K4100M GDDR5 4GB N15E Q3 A2 MXM 3.0 Type B Graphics Video Card Upgrade For Apple iMac A1312 27 inch 2010 2011 Year| | - AliExpress](https://ae01.alicdn.com/kf/A0f668fbc2237422f9761a107321c0d872/Quadro-K4100M-GDDR5-4GB-N15E-Q3-A2-MXM-3-0-Type-B-Graphics-Video-Card-Upgrade.jpg_Q90.jpg_.webp)