1:Apple MacBook Air
Price :650 USD
Product Type: Notebook
Processor: Intel Core 2 Duo 1.6GHz
Processor Technology: EM64T, Enhanced SpeedStep Technology
Bus Speed: 800MHz
Standard Memory: 2GB
Memory Technology: DDR2 SDRAM
Memory Standard: DDR2-667/PC2-5300
Hard Drive: 80GB Ultra ATA 4200 rpm
Optical Drive: Not Included
Display Screen: 13.3" Active Matrix TFT Color LCD with Glossy
Graphics Controller: Intel GMA X3100 144MB DDR2 SDRAM Shared
Network: Apple AirPort Extreme Wi-Fi IEEE 802.11n Integrated, Bluetooth Bluetooth 2.1 Integrated
Keyboard: Full-size
Ports: 1 x DC Power Input , 1 x 4-pin Type A USB 2.0 - USB , 1 x Mini-phone Audio Out , 1 x micro-DVI 4200
Operating System: Mac OS X 10.5 Leopard
Batteries: 1 x Lithium Polymer (Li-Polymer) 37 Wh Standard Battery
Dimensions: 12.8" Width x 8.94" Depth
Weight: 3 lb

2.Model:Apple Macbook Pro 2.4Ghz 4GB 17" 160 GB
Price:600 USD
 (1)  17-inch MacBook Pro
(2)  2.4Hz Intel Core 2 Duo processor, 4MB on-chip shared L2 cache running 1:1 with processor speed
(3)   4GB of 677MHz DDR2 SDRAM
(4)Operation system: Apple MacOS X 10.5
(5)Weight 6.8 lbs

3: Apple MacBook (MA699CH/A)
Price :500usd
CPUstyle :Intel duo core 2
Processor Speed :1.83GHz
screen size :13.3 inches
Hard Drive Capacity::60GB
Memory (RAM):512MB

4: Apple MacBook(MB061CH/A)
price :550 usd
CPU style :Intel duo core 2
Processor Speed:2GHz
screen size :13.3 inches
Memory (RAM):1024MB
Hard Drive Capacity::80G

5.Model name :DELL XPS M2010
Price :USD1110 per unit

Processor: Intel Core 2 Duo 2.16GHZ T7400 at 667MHz FSB and 4MB Cache
Memory: 4GB DDR2 SDRAM AT 677MHZ
Video Card :256MB ATI Mobility Radeon X 1800 Graphics Card
Hard Drives :2 x 120GB EIDE 5400RPM HARD DRIVES - Total 240gb
Modem :56K fax/modem...