Hi..
It's a stock one.. specs as follows:
# Intel Core i7-720QM 1.60GHz Processor with Turbo Boost up to 2.8GHz
# 6MB L2 Cache, 1333MHz FSB
# 8GB DDR3 1066MHz SDRAM
# 1000GB (2 x 500GB) 7200RPM SATA Hard Drive
# 17.3" Full HD (1920x1080) Display
# Integrated 2.0MP Webcamera
# ATI Radeon HD5870 with 1GB GDDR5 VRAM
# SuperMulti DVD±R/RW Double Layer Drive
# 802.11b/g/n Wireless LAN
# Bluetooth V2.1 + EDR
# 10/100/1000 Gigabit Ethernet LAN
# Integrated V.92 MDC Fax/Modem
# Multi-in-1 Card reader