A total of 4GB of operating memory. This precision-made 2x 2GB SO-DIMM memory can provide an extraordinary performance boost in Apple Mac products that are compatible with 1066 M Hz PC3-8500 SO-DIMM memory. You can extend your Mac computing possibilities by deploying this DDR3 RAM memory Specifications Storage Capacity: 4 GB
- 2 x 2 GB Upgrade Type: System specific Technology: DDR3 SDRAM Memory Speed: 1066 MHz (PC3-8500 ) Data Integrity Check: Non-ECC
Features: Unbuffered