See my answer to 3db above
My ASUS EB1030 has only 65W power supply
- much less noise, heat and most important smaller electric bill.
I know I will get forks and pitches from angry mobs, but I hate using powerful HTPCs just for watching/streaming movies
It does NOT take much computing power at all to do it.
In my htpc, the gpu (nvidia chip) does all the heavy lifting