MacBook Pro "Core i7" 2.2 15" Late 2011

from System Information

Model Name: MacBook Pro

Model Identifier: MacBookPro8,2

Processor Name: Intel Core i7

Processor Speed: 2.2 GHz

Number of Processors: 1

Total Number of Cores: 4

L2 Cache (per Core): 256 KB

L3 Cache: 6 MB

Memory: 4 GB

Boot ROM Version: MBP81.0047.B27

SMC Version (system): 1.69f4

Sudden Motion Sensor:

State: Enabled

https://support.apple.com/kb/SP644

http://www.everymac.com/systems/apple/macbook_pro/specs/macbook-pro-core-i7-2.2-15-late-2011-unibody-thunderbolt-specs.html

This model does not support "Snow Leopard" (10.6)

http://www.everymac.com/systems/apple/macbook_pro/macbook-pro-unibody-faq/macbook-pro-13-15-17-mid-2009-how-to-upgrade-ram-memory.html