Most pre built PCs have low wattage PSU and their motherboard's PCIe slot's power is limited to 25 watt instead of the regular 75 watts. So I am pretty sure your GPU won't run in your PC.
You should build a new PC. GTX660 will be heavily bottlenecked by your CPU even if it manages to run.
Most pre built PCs have low wattage PSU and their motherboard's PCIe slot's power is limited to 25 watt instead of the regular 75 watts. So I am pretty sure your GPU won't run in your PC.
You should build a new PC. GTX660 will be heavily bottlenecked by your CPU even if it manages to run.