Quality of the chipsets, amount of ports, bus speeds, limits of memory CPU speed. Kinds of ports. Optional things like raid, firewire etc.
The opposite of costly can be cheap, inexpensive, or affordable.
Cheap.
i also think you should have between 4 - 6gb which would run nice and smoothly, check eBay for cheap ram, and you might be able to pick up a cheap motherboard to suit your needs!
Costly
The main way to tell the difference between a cheap and an expensive dress is the price. The type of material and brand can also be an indication of cheap or expensive.
Quality
Amanda decided not to buy the costly sweater, but instead a cheap belt.
Quality, performance and Longevity.
cheap is when something is not expensive. frugal is to be wise and wary of over spending on something.
cheap label is networking of computer basis
Cheap grace is grace that is given to and shared by all people through creation, physical health and restoration and the opportunity to seek and to find Christ. But costly grace is only for believers who are saved and it was given to us by means of the blood of Jesus in whom once we have believed and accepted, and once we've surrendered our will and our lives over to Him, we may rest assured of the hope that is in forgiveness of sins and final salvation, or heaven.
How long it will last and performance.