pentium d's are terrible dual cores, i would go with the 4200+
here is a review of the older 4200+, the newer one is slightly better
and how do you have 2 choices?? are you just now making a computer... or do you have 2 motherboards?
Intel 3770k @ 4.4 GHZ | Galaxy GTX 770 SLi | 16 GB G.Skill Sniper | ASrock z77 Extreme4
2xSamung 840pro 128GB in Raid | 2x1TB Seagate | Antec 750 Watt GamerSeries
Intel Core i3 3220 | Galaxy GTX 650 | 8 GB Corsair Vengeance | ASrock B75M | Samsung 840 120GB