Alienware M18xR2:
CPU: Intel Core i7 3940XM
RAM: 32GB (4x8GB) DDR3L 2133MHz RAM hyperx Impact
GPU: Nvidia GTX 980M Sli
PSU: mod dual 330 watts (660 watts)
LCD: Pantalla de 18,4" OC a 70 Hz
Alienware M17xR2:
CPU: Intel Core i7-940XM
RAM: 16GB (2x8GB) DDR3L 1600MHz RAM hyperx Impact
GPU: Dual HD 8970M Crossfire
PSU: mod dual 240 watts (480)
LCD: RGBLED Resolution (1920*1200P)
Alienware 17 R1 (2013): Current
CPU: Intel Core i7-4940XM
RAM: 16GB (2x8GB) DDR3L 1600MHz RAM hyperx Impact
GPU: Nvidia GTX 870M, GTX 880M (thinking of upgrading to quadro rtx 3000, 4000 or 5000, I still can't decide)
PSU: 240 watts
LCD: 173HT DELL P/N: GN36T]: Full HD compatible with GeForce 3D Vision (1920*1080P) 120 hertz
Dell Precision M6500
CPU: Intel Core i7-940XM
RAM: 16GB (2x8GB) DDR3L 1600MHz RAM hyperx Impact
GPU: ATI FirePro M7820/(HD 5870M)
PSU: 240 watts
LCD: RGBLED Resolution (1920*1200P)
Dell Precision M6700
CPU: Intel Core i7-3740QM
RAM: 16GB (2x8GB) DDR3L 1600MHz RAM
GPU: FirePro M6100/(HD 8950) update to NVidia Tesla M6 8GB
PSU: 240 watts
LCD: LED Resolution (1920*1080P) 8Bits
Dell Precision M6800
CPU: Intel Core i7-4900QM
RAM: 16GB (2x8GB) DDR3L 1600MHz RAM
GPU: FirePro M6100/(HD 8950) update to NVidia Tesla M6 8GB
PSU: 240 watts
LCD: LED Resolution (1920*1080P) 8Bits