Used 15″ MacBook Pro Intel i7 from £699

15” Macbook Pro 2.2 Intel core i7, 4G RAM, 500G HD, Yosemite & assorted software £699

15” Macbook Pro 2.2 Intel core i7, 8G RAM, 240G SSD, 500G HD, El Capitan & assorted software £899

MacBook Pro Core i7 2.2 15-Inch (Late 2011) features a 32 nm Sandy Bridge 2.2 GHz Intel Core i7 processor (2675QM), with four independent processor on a single silicon chip, a 6 MB shared level 3 cache, 4 GB of 1333 MHz DDR3 SDRAM (PC3-10600) installed in pairs (two 2 GB modules), a 500 GB Serial ATA (5400 RPM) hard drive, an 8X DL “SuperDrive”, dual graphics processors — an AMD Radeon HD 6750M with 512 MB of dedicated GDDR5 memory and an Intel HD Graphics 3000 graphics processor that shares 384 MB of memory with the system — and an integrated FaceTime HD webcam.

The standard configuration of this model has an LED-backlit 15.4″ widescreen TFT active-matrix glossy display (1440×900 native resolution)

Connectivity includes AirPort Extreme (802.11a/b/g/n), Bluetooth 2.1+EDR, Gigabit Ethernet, a Firewire 800 port, two USB 2.0 ports, separate audio in and out ports, an SDXC card slot, and a Thunderbolt port that is backwards compatible with Mini DisplayPort and, likewise, supports an external display at 2560×1600 and passes an audio signal. Thunderbolt also supports other peripherals that use the Thunderbolt standard which provides up to 10 Gbps of bandwidth in both directions.

This model uses a Unibody aluminum case design — milled from a single piece of aluminum — and has a backlit keyboard, a no button glass inertial multi-touch trackpad, and a non-swappable battery design that provides an Apple estimated 7 hours of battery life.