Passmark CPU scores:
Celeron E3300 @ 2.50GHz 1679 (current dual core desktop Celeron)
Atom D510 @ 1.66GHz 664 (dual core net top Atom CPU)
Celeron 570 @ 2.26GHz 629
Celeron D 430 @ 1.80GHz 539
Celeron 430 @ 1.80GHz 528
Celeron 743 @ 1.30GHz 481 (current laptop single core Celeron)
Atom N450 @ 1.66GHz 321
Intel Celeron 2.53GHz 320