Why does 'About This Mac' on Apple macOS sometimes not show the discrete graphics adapter (GPU)? - Quora
![What are the differences between the "Early 2008/Penryn" Aluminum iMac Core 2 Duo models?: EveryMac.com What are the differences between the "Early 2008/Penryn" Aluminum iMac Core 2 Duo models?: EveryMac.com](https://everymac.com/images/other_images/apple-imac-intel-silver-big.jpg)
What are the differences between the "Early 2008/Penryn" Aluminum iMac Core 2 Duo models?: EveryMac.com
![Here is a screen shot of my Mac i took exactly 21 years ago. Mac OS 9.x on a PowerMac G3. : r/VintageApple Here is a screen shot of my Mac i took exactly 21 years ago. Mac OS 9.x on a PowerMac G3. : r/VintageApple](https://i.redd.it/bi2htewicy681.png)
Here is a screen shot of my Mac i took exactly 21 years ago. Mac OS 9.x on a PowerMac G3. : r/VintageApple
![Apple iMac 2008 A1224 MB324LL/A 20" Screen Core 2 Duo 2.66GHz 4GB 320GB Catalina 885909203086 | eBay Apple iMac 2008 A1224 MB324LL/A 20" Screen Core 2 Duo 2.66GHz 4GB 320GB Catalina 885909203086 | eBay](https://i.ebayimg.com/images/g/YmgAAOSw5J5gMaUo/s-l1200.webp)
Apple iMac 2008 A1224 MB324LL/A 20" Screen Core 2 Duo 2.66GHz 4GB 320GB Catalina 885909203086 | eBay
![How do the "Early 2009" Aluminum iMac Core 2 Duo models compare to the "Early 2008/Penryn" models that preceded them?: EveryMac.com How do the "Early 2009" Aluminum iMac Core 2 Duo models compare to the "Early 2008/Penryn" models that preceded them?: EveryMac.com](https://everymac.com/images/other_images/imac-both-2009.jpg)
How do the "Early 2009" Aluminum iMac Core 2 Duo models compare to the "Early 2008/Penryn" models that preceded them?: EveryMac.com
![Lot 15 Apple iMac A1224 (20-inch, Early 2008) for sale - Belgium, Used - The wholesale platform | Merkandi B2B Lot 15 Apple iMac A1224 (20-inch, Early 2008) for sale - Belgium, Used - The wholesale platform | Merkandi B2B](https://img.merkandi.com/imgcache/resized/images/offer/2021/04/19/15-1618848132-1618848146.jpg)
Lot 15 Apple iMac A1224 (20-inch, Early 2008) for sale - Belgium, Used - The wholesale platform | Merkandi B2B
![How do the "Mid-2010" Aluminum iMac models compare to the "Late 2009" models that preceded them?: EveryMac.com How do the "Mid-2010" Aluminum iMac models compare to the "Late 2009" models that preceded them?: EveryMac.com](https://everymac.com/images/other_images/apple-imacs-mid-2010-big.jpg)
How do the "Mid-2010" Aluminum iMac models compare to the "Late 2009" models that preceded them?: EveryMac.com
![iMac "Core 2 Duo" 2.66 20" (Early 2009) Specs (Early 2009, MB417LL/A, iMac9,1, A1224, 2266): EveryMac.com iMac "Core 2 Duo" 2.66 20" (Early 2009) Specs (Early 2009, MB417LL/A, iMac9,1, A1224, 2266): EveryMac.com](https://everymac.com/images/cpu_pictures/apple_imac_intel_2009.jpg)
iMac "Core 2 Duo" 2.66 20" (Early 2009) Specs (Early 2009, MB417LL/A, iMac9,1, A1224, 2266): EveryMac.com
![Restored Apple MA876LL/A All-in-One iMac with Intel Core 2 Duo Processor, 4GB Memory, 20" Display, 250GB Hard Drive and Mac OS X 10.11 El Capitan (Refurbished) - Walmart.com Restored Apple MA876LL/A All-in-One iMac with Intel Core 2 Duo Processor, 4GB Memory, 20" Display, 250GB Hard Drive and Mac OS X 10.11 El Capitan (Refurbished) - Walmart.com](https://i5.walmartimages.com/asr/9a03b15e-d621-4260-9f68-e3aeccbf69eb_1.3e6791c98843f5ecf64cc3d2db3d5854.jpeg?odnHeight=768&odnWidth=768&odnBg=FFFFFF)