Total Micro 8GB DDR3 SDRAM Memory Module - For Notebook, iMac - 8 GB (1 x 8GB) - DDR3-1333/PC3-10600 DDR3 SDRAM - 1333 MHz Dual-rank Memory - CL9 - 1.50 V - Non-ECC - Unbuffered - 204-pin - SoDIMM - Lifetime Warranty 8GSIM11-TM

Total Micro 8GB DDR3 SDRAM Memory Module - For Notebook, iMac - 8 GB (1 x 8GB) - DDR3-1333/PC3-10600 DDR3 SDRAM - 1333 MHz Dual-rank Memory - CL9 - 1.50 V - Non-ECC - Unbuffered - 204-pin - SoDIMM - Lifetime Warranty
Technical Specifications:
Memory Size: 8 GB
Memory Technology: DDR3 SDRAM
Memory Voltage: 1.50 V
Number of Modules: 1 x 8GB
Memory Speed: 1333 MHz
Memory Standard: DDR3-1333/PC3-10600
Memory Rank: Dual-rank
Error Checking: Non-ECC
Signal Processing: Unbuffered
CAS Latency: CL9
Device Supported: Notebook, iMac
Number of Pins: 204-pin
Form Factor: SoDIMM
Compatibility:

Apple iMacs:

27" (Mid 2010), 27" (Mid 2011), 21.5" (Mid 2011)