x 768 ( XGA ) Widescreen Display No Color Support 24-bit (16.7 million colors) Video Graphics Processor / Vendor AGP 4x - ATI Mobility

HP Pavilion dv7-4070us comes with these spec: Operating system Genuine Windows(R) 7 Home Premium 64-bit Memory 4 GB DDR3 (2 x 2048 MB) Internal drive 640 GB SATA Hard Disk Drive 7200 rpm Graphics ATI Mobility Radeon HD 5650 switchable graphics with 1024MB DDR3, up to 2714MB

into your PC Display 15.6" diagonal HD CineCrystal LCD widescreen display Intel Graphics Media Accelerator 4500M with up to 1695MB of Intel Dynamic Video

HP ENVY 17-1011NR comes with these spec: Processor Intel Core i7-720QM processor 1.60GHz with Turbo Boost Technology up to 2.80 GHz Memory 8GB DDR3 of RAM Hard Drive 640GB (7200RPM) Dual HDD – 320GB + 320GB SATA with HP ProtectSmart Hard Drive Protection Display 17.3 inch diagonal

HP Pavilion dv7-4060us comes with these spec: Operating system Genuine Windows(R) 7 Home Premium 64-bit Processor AMD Phenom II Triple-Core Mobile Processor N830 VISION Technology from AMD • 2.1 GHz, Level 2 cache 1.5 MB, Up to 3.6 GT/s system bus running at AC/DC mode 35W Memory