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A-Tech for Apple 8GB Kit (2X 4GB) DDR3 1067MHz / 1066MHz PC3-8500 SODIMM MacBook, MacBook Pro, iMac, Mac Mini (Late 2008 Early/Mid/Late 2009 Mid 2010) Memory RAM at Amazon.com
![Catalina 10.15.3 running decent on my mid 2009 iMac. Gonna max out the RAM to 8GB. 🤗 : r/CatalinaPatcher Catalina 10.15.3 running decent on my mid 2009 iMac. Gonna max out the RAM to 8GB. 🤗 : r/CatalinaPatcher](https://i.redd.it/aqu0f6uoroo41.jpg)
Catalina 10.15.3 running decent on my mid 2009 iMac. Gonna max out the RAM to 8GB. 🤗 : r/CatalinaPatcher
![8Gb (2X4Gb) Memory RAM Compatible with Apple Imac "Core 2 Duo" 3.06 21.5-Inch (Late 2009) By CMS A35 - Computer Memory Solutions 8Gb (2X4Gb) Memory RAM Compatible with Apple Imac "Core 2 Duo" 3.06 21.5-Inch (Late 2009) By CMS A35 - Computer Memory Solutions](https://www.computermemorysolutions.com/wp-content/uploads/2018/02/DDR3204PINDIMMX2Front350994.jpg)
8Gb (2X4Gb) Memory RAM Compatible with Apple Imac "Core 2 Duo" 3.06 21.5-Inch (Late 2009) By CMS A35 - Computer Memory Solutions
![iMac "Core 2 Duo" 3.06 27" (Late 2009) Specs (Late 2009, MB952LL/A, iMac10,1, A1312, 2309): EveryMac.com iMac "Core 2 Duo" 3.06 27" (Late 2009) Specs (Late 2009, MB952LL/A, iMac10,1, A1312, 2309): EveryMac.com](https://everymac.com/images/cpu_pictures/apple-imac-al-27-late-2009.jpg)
iMac "Core 2 Duo" 3.06 27" (Late 2009) Specs (Late 2009, MB952LL/A, iMac10,1, A1312, 2309): EveryMac.com
![iMac "Core 2 Duo" 3.06 21.5" (Late 2009) Specs (Late 2009, MB950LL/A*, iMac10,1, A1311, 2308): EveryMac.com iMac "Core 2 Duo" 3.06 21.5" (Late 2009) Specs (Late 2009, MB950LL/A*, iMac10,1, A1311, 2308): EveryMac.com](https://everymac.com/images/cpu_pictures/apple-imac-al-21-late-2009.jpg)
iMac "Core 2 Duo" 3.06 21.5" (Late 2009) Specs (Late 2009, MB950LL/A*, iMac10,1, A1311, 2308): EveryMac.com
![A-Tech 32GB (4 x 8GB) PC3-8500 DDR3 1066/1067 MHz RAM for iMac Late 2009 27-inch (Quad-Core i5/i7) | 204-Pin SODIMM Max Memory Upgrade Kit at Amazon.com A-Tech 32GB (4 x 8GB) PC3-8500 DDR3 1066/1067 MHz RAM for iMac Late 2009 27-inch (Quad-Core i5/i7) | 204-Pin SODIMM Max Memory Upgrade Kit at Amazon.com](https://m.media-amazon.com/images/I/91FVJuDxBcL.jpg)
A-Tech 32GB (4 x 8GB) PC3-8500 DDR3 1066/1067 MHz RAM for iMac Late 2009 27-inch (Quad-Core i5/i7) | 204-Pin SODIMM Max Memory Upgrade Kit at Amazon.com
![A-Tech for Apple 8GB Kit (2X 4GB) DDR3 1067MHz / 1066MHz PC3-8500 SODIMM MacBook, MacBook Pro, iMac, Mac Mini (Late 2008 Early/Mid/Late 2009 Mid 2010) Memory RAM at Amazon.com A-Tech for Apple 8GB Kit (2X 4GB) DDR3 1067MHz / 1066MHz PC3-8500 SODIMM MacBook, MacBook Pro, iMac, Mac Mini (Late 2008 Early/Mid/Late 2009 Mid 2010) Memory RAM at Amazon.com](https://m.media-amazon.com/images/I/71gOz-e0i2L._AC_UF894,1000_QL80_.jpg)