krishnaroona@krishnaroona-Lenovo-G570:~$ sudo lshw -C video
[sudo] password for krishnaroona: 
  *-display               
       description: VGA compatible controller
       product: 2nd Generation Core Processor Family Integrated Graphics Controller
       vendor: Intel Corporation
       physical id: 2
       bus info: pci@0000:00:02.0
       version: 09
       width: 64 bits
       clock: 33MHz
       capabilities: msi pm vga_controller bus_master cap_list rom
       configuration: driver=i915 latency=0
       resources: irq:26 memory:a0000000-a03fffff memory:90000000-9fffffff ioport:4000(size=64)