I don't need the exact consumptions figure , any rare assumptions on each of those components is fine for me..
The answer is they draw about 210 watts give or take. You asked it as a break down if you want that use the calculator and it will answer your question. The two main pieces listed below(rounded). A 400 watt PSU would be more than adequate for your build.
Core2Duo E7400 = 90W
Radeon HD 7770 = 90W