It could be a normal cool & quiet speed, but normally it would be even lower than that so..
1) check to make sure you have the latest BIOS.
Do you notice that specific CPU isn't listed as being supported? This is kinda odd as every other similar CPU is listed. :/ It might be just a typo or error on their part.
2) what OS are you using?
Spider: Phenom II 955, Antec Kuhler 920, GA-MA790FX-DS5 (F8g), ASUS 5870/V2, ASUS Xonar D2X pcie,
OCZ2N1066SR2GK (4x1gig @800), Antec Truepower New 750, Fractal Design's Arc Midi Case.
#2: A64 X2 4200+, ASUS A8V-D, SAPPHIRE AGP 1950PRO