The ThinkPad is a line of business oriented laptop computers known for their boxy black design, modeled after a traditional Japanese lunchbox. Think Pads were originally an IBM product; they have been manufactured and sold by Lenovo since early 2005, following its acquisition of IBM's personal computer division..
Processor Intel core i5-2550 2nd generation/17 Inch square Lcd/RAM 4GB/HDD 320GB
Processor i3/Display 22" LED Display/1TB HDD/RAM 4GB
Up to Intel Pentium G4400T Processor/26.5 inch/Up to 1 TB HDD/Up to 4.0GB DDR4
Processor i3, i5, i7/with 19.5" Monitor/RAM 32 GB/1TB HDD.
Up to 4th Generation Intel Core i5/display 21.5" HD/Up to 8GB DDR3/With up to 2TB HDD
Processor i7/With 23.8" All in One Multi-Touch/Up to 500GB 7200 RPM/Up to 32GB DDR4.
Processor i5/Internal Memory(ROM):500 gb/Memory Size (RAM):2 gb
Monitor Size 22 Inch/Native Resolution 1680x1050/VESA Mount 100 x 100 mm