With a few inexpensive upgrades (ram and SSD), this early 2009 mac mini runs Mojave surprisingly well : r/mac
How to Upgrade Intel Mac mini RAM (Polycarbonate): EveryMac.com
Mac mini Model A1283 RAM Replacement - iFixit Repair Guide
2.0Ghz Mac Mini A1283 Early 2009 - SDRAM 1GB DDR3 1066 SO-DIMM DIY Parts replacement Memories
OWC 16GB (2x8GB) ram Upgrade PC3-12800 DDR3L 1600MHz sodimm 204 Pin CL11 Memory Upgrade Kit Compatible with Late iMac, Mac Mini, and MacBook Pro Computer at Amazon.com
10 Best Mac Mini 2009 Ram Upgrades – Review And Buying Guide – Everything Pantry
4GB Memory for MacBook, MacBook Pro, iMac and Mac mini
Upgrade Your 2009 Mac mini
Mac mini Model A1283 RAM Replacement - iFixit Repair Guide
How-To: Boost your Mac's speed and prolong its useful life with easy RAM upgrades - 9to5Mac
Apple Mac mini (Late 2009)-Upgrade to 8GB RAM/256GB SSD/Mavericks 10.9.1 (GR) - YouTube
A-Tech for Apple 4GB Kit (2X 2GB) DDR3 1067MHz / 1066MHz PC3-8500 SODIMM Memory RAM
Mac mini Index | Low End Mac
CMS 4GB (1X4GB) DDR3 8500 1066MHZ NON ECC SODIMM Memory Ram Upgrade Compatible with Apple® Mac Mini "Core 2 Duo" 2.0 (Early 2009) - A34 - Walmart.com
Memory Upgrade on Mac mini early 2009 - YouTube
Timetec Timetec 8Gb Kit(2X4Gb) Compatible For Apple Ddr3 1067Mhz / 1066Mhz Pc3-8500 Cl7 For Mac Book, Mac Book Pro, Imac, Mac Mini (Late 2008, Early/ Mid/Late 2009, Mid 2010) Sodimm Memory Mac Ram
10 Best Mac Mini 2009 Ram Upgrades – Review And Buying Guide – Everything Pantry
8GB (2X4GB) RAM Memory for Apple Mac mini "Core 2 Duo" 2.0 (Early 2009) A35 849005014717 | eBay
OFFTEK 1GB Replacement Memory RAM Upgrade for Apple Mac Mini 2.0GHz Intel Core 2 Duo (DDR3) (MB463LL/A - Early 2009) (DDR3-8500) Desktop Memory at Amazon.com
CMS 4GB (1X4GB) DDR3 8500 1066MHZ NON ECC SODIMM Memory Ram Upgrade Compatible with Apple® Mac Mini "Core 2 Duo" 2.0 (Early 2009) - A34 - Walmart.com
8GB -2x4GB Memory Ram Upgrade Apple Mac Mini-3.1 Early 2009 2.26GHz MB464LL/A | eBay
Mac mini Model A1283 RAM Replacement - iFixit Repair Guide
Upgrade or install memory in your Mac mini - Apple Support
Mac Mini Early 2009 (Model ID: Macmini3,1) - TransIntl
