Can my pc support a Geforce GTX 650 Ti?

------------------ System Information ------------------ Machine name: Admin-PC Operating System: Windows 7 Home Premium 64-bit (6.1, Build 7601) Service Pack 1 (7601.win7sp1_gdr.130828-1532) Language: English (Regional Setting: English) System Manufacturer: Gigabyte Technology Co., Ltd. System Model: M68MT-S2P BIOS: Award Modular BIOS v6.00PG Processor: AMD Athlon(tm) II X4 640 Processor (4 CPUs), ~3.0GHz Memory: 4096MB RAM Available OS Memory: 4094MB RAM DirectX Version: DirectX 11 and i got a 480w power supply