Ya I would say just keep your current computer and if your really tight on cash just put another 128mb of ram in if your just web browsing and checking email etc but I would say add 256 or 512mb ram just to be safe. you could also use a bigger hard drive for photo editing and videos etc.
AMD Phenom II x6 1045T @ 2.7 Ghz
8GB Corsair Vengeance Ram
Crucial M500 240GB SSD (boot drive)
500GB WD 5000AAKX-001CA0
1.5 TB Seagate ST1500DM003
Zotac Geforce GTX 950 2GB GDDR5
Windows 10 Pro 64 bit