Whilst the option of small type element PC cases are getting increasingly widespread, as could be the option of little variety component motherboards and parts, the options aren't as varied as typical measurement instances and components. Also you'll find that little form component parts are generally more expensive.
The following issue you'd need to contend with is the situation of heat. Cramming the newest engineering in to a little event certainly puts parts that produce a huge amount of heat (CPUs, artwork cards, northbridge, etc) deeper together which in turn sets a larger increased exposure of cooling. As you can great the small platform with big supporters after this you encounter another problem, sound. Positive your little weeny home cinema PC is smaller than a poodle dog and looks excellent near your TV however it provides the equivalent noise of a 747 throughout takeoff. Defeats the thing I think you'll agree.
Dump the dreams of an ultra little HTPC since it will only trigger you headaches. Me personally, I value performance around aesthetics, with this in your mind I gone for a huge whole tower PC situation that was created for quiet function and has got the bonus of seeking great too. I went for the Thermaltake Armor event in black. Before long you do get used to it in leading space and it becomes part of everyday life. Do not overlook that you do not have to position your HTPC case near your TV, you could tuck it out behind the sofa. If your event will be on show it's advisable to select your parts so they match colour-wise.
There are only 2 suppliers of model that you should think about; Intel and AMD. You can find different companies of processors but they are relatively uncommon and you will have trouble looking for parts that are compatible. Professionally I've always removed for AMD processors with home build jobs, they conduct on par with Intel processors and are generally cheaper when put next like for like with the Intel chips. The selection of speed of model is totally your responsibility, many people want to choose the quickest they are able, although it does work that you will need a pretty rapidly processor you don't need to exaggerate if you are only utilising the your media center PC in the family room to watch TV and pay attention to music. If you plan to utilize your media center PC for anything else such as for instance games or movie editing then you need to actually give attention to getting a top range model of processor. Don't overlook nevertheless that usually the faster the model the more heat it will create, and temperature is the thing that we're seeking to keep to the very least because of the cooling. In my own HTPC I opted for an AMD Athlon XP 2400+. This model is in no way quickly by today's standards nonetheless it functions the job properly using Windows Media Center 2005 (and Windows Vista) and actually copes reasonably properly with the activities that I work occasionally. That model is actually cheap today as it has been superseded; a fast research on eBay considers some XP 2400+ processors selling at under £40. If I were to build one again right now I could possibly be deciding on a processor that would match a plug 940 motherboard as this could ensure that the PC is upgradeable in the foreseeable future should I need to.