Refurbished MacBook Pro with brand new upgraded parts: 8GB Memory / NEW 500GB SSHD (Fast Solid State Hybrid) Drive / Excellent Battery / Passed Apple Hardware Test / Fresh Installation of OS X 10.10 Yosemite / Unused Authentic 85W MagSafe power adapter. The MacBook Pro "Core 2 Duo" 2.8 15-Inch (Unibody - 2009/2010) technically is a "build-to-order" configuration of the MacBook Pro "Core 2 Duo" 2.66 15-Inch, but also is documented as a separate model for reader convenience. Other than processor, these two models are identical. The Apple MacBook Pro "Core 2 Duo" 2.8 15-Inch (Unibody - Early 2009/2010) features a 45 nm "Penryn" 2.8 GHz Intel "Core 2 Duo" processor (T9800), with two independent processor "cores" on a single silicon chip, a 6 MB shared "on chip" level 2 cache, a 1066 MHz frontside bus, 8 GB installed in pairs (two 4 GB modules), a 500 GB Serial ATA SSHD (Solid State Hybrid) hard drive, an 8X DL "SuperDrive", dual graphics processors -- a NVIDIA GeForce 9600M GT with 512 MB of dedicated GDDR3 SDRAM and a NVIDIA GeForce 9400M with 256 MB of DDR3 SDRAM shared with main memory, and an LED-backlit 15.4" widescreen TFT active-matrix "glossy" display (1440x900 native resolution). Connectivity includes an ExpressCard/34 slot, AirPort Extreme (802.11a/b/g/n), Bluetooth 2.1+EDR, Gigabit Ethernet, two USB 2.0 ports, one Firewire "800" port, optical digital/analog audio in/out, and a "Mini DisplayPort" that supports an external display at 2560x1600.