but my CPU is 1.6GhZ Core 2 duo, as opposed to following CPU listed on dell website and it came with ubuntu OS installed
Intel® Core™2 Duo Processor T5670 (1.8GHz, 2MB L2 Cache, 800MHz FSB)
Intel® Pentium® Dual Core Processor T2390 (1.86GHz, 1MB L2 Cache, 533MHz FSB)
Intel® Celeron® Dual Core T1400 (1.73GHz, 512KB L2 Cache, 533MHz FSB)
Intel® Celeron® 560 (2.13GHz, 1M L2 Cache, 533MHz FSB)