Lion OSX pre-installed
2.2GHz quad-core Intel Core i7
4GB 1333MHz
500GB 5400-rpm
Intel HD Graphics 3000
AMD Radeon HD 6750M with 512MB GDDR5
Built-in battery (7 hours)
Lion OSX pre-installed
2.4GHz quad-core Intel Core i7
4GB 1333MHz
750GB 5400-rpm
Intel HD Graphics 3000
AMD Radeon HD 6770M with 1GB GDDR5
Built-in battery (7 hours)
