Your current GPU (if it's a Radeon 7850 as described in system specs) is ~7.8" long. The GTX 770's are ~10.5"+ so you would need to look inside your case and measure the length your case will allow.
Your current GPU (if it's a Radeon 7850 as described in system specs) is ~7.8" long. The GTX 770's are ~10.5"+ so you would need to look inside your case and measure the length your case will allow.