I am upgrading my GPU in an attempt to get another year or two out of my old computer and wanted to know if I need to upgrade my PSU too.
Current Build
CPU
Intel Core 2 Duo E6600 Conroe 2.4GHz LGA 775 65W Dual-Core Processor BX80557E6600
http://www.newegg.com/Product/Product.aspx?Item=N82E16819115003
ZEROtherm CF900 92mm CPU Cooler
Mother Board
ASUS P5B Deluxe LGA 775 Intel P965 Express ATX Intel Motherboard
http://www.newegg.com/Product/Product.aspx?Item=N82E16813131045
RAM
OCZ Platinum Revision 2 4GB (4 x 1GB) 240-Pin DDR2 SDRAM DDR2 800 (PC2 6400) Dual Channel Kit Desktop Memory Model OCZ2P800R22GK
http://www.newegg.com/Product/Product.aspx?Item=N82E16820227139
Graphics Card (new hasnt arrived yet)
EVGA 01G-P3-1371-AR GeForce GTX 460 (Fermi) FPB EE 1GB 256-bit GDDR5 PCI Express 2.0 x16 HDCP Ready SLI Support Video Card
http://www.newegg.com/Product/Product.aspx?Item=N82E16814130566
My old graphics card was a
EVGA 256-P2-N624-AR GeForce 7900GS 256MB 256-bit GDDR3 PCI Express x16 SLI Support Video Card
http://www.newegg.com/Product/Product.aspx?Item=N82E16814130056
My current PSU is a
Antec NeoPower 550 550W ATX12V SLI Certified CrossFire Ready Active PFC Power Supply
http://www.newegg.com/Product/Product.aspx?Item=N82E16817103941
Current Build
CPU
Intel Core 2 Duo E6600 Conroe 2.4GHz LGA 775 65W Dual-Core Processor BX80557E6600
http://www.newegg.com/Product/Product.aspx?Item=N82E16819115003
ZEROtherm CF900 92mm CPU Cooler
Mother Board
ASUS P5B Deluxe LGA 775 Intel P965 Express ATX Intel Motherboard
http://www.newegg.com/Product/Product.aspx?Item=N82E16813131045
RAM
OCZ Platinum Revision 2 4GB (4 x 1GB) 240-Pin DDR2 SDRAM DDR2 800 (PC2 6400) Dual Channel Kit Desktop Memory Model OCZ2P800R22GK
http://www.newegg.com/Product/Product.aspx?Item=N82E16820227139
Graphics Card (new hasnt arrived yet)
EVGA 01G-P3-1371-AR GeForce GTX 460 (Fermi) FPB EE 1GB 256-bit GDDR5 PCI Express 2.0 x16 HDCP Ready SLI Support Video Card
http://www.newegg.com/Product/Product.aspx?Item=N82E16814130566
My old graphics card was a
EVGA 256-P2-N624-AR GeForce 7900GS 256MB 256-bit GDDR3 PCI Express x16 SLI Support Video Card
http://www.newegg.com/Product/Product.aspx?Item=N82E16814130056
My current PSU is a
Antec NeoPower 550 550W ATX12V SLI Certified CrossFire Ready Active PFC Power Supply
http://www.newegg.com/Product/Product.aspx?Item=N82E16817103941