RAM & Memory Upgrades
4GB (2 x 2GB) DDR3 1066MHz PC3-8500 204-PIN SODIMM MEMORY RAM KIT COMPATIBLE WITH INTEL IMAC (EARLY/MID/LATE 2009 - MID 2010) & INTEL MAC MINI (EARLY/MID/LATE 2009 - MID 2010)
SIZE/CAPACITY: 4GB KIT (2 x 2GB) VOLTAGE/POWER CONSUMPTION: 1.5v CAS LATENCY: CL7 SPEED: PC3-8500 (1066MHz) TYPE/INTERFACE: 204-PIN DDR3 SODIMM 204-PIN INTEL IMAC & INTEL MAC MINI DDR3 SODIMM
https://www.bizrate.co.uk/ram_memoryupgrades/4gb-2-x-2gb-ddr3-oid38122934463.html