How much power this build would use at idle and load?
Intel Core i5-2400S Processor with 6 MB Cache, 2.50 GHz for Socket LGA1155 65W
Gigabyte Intel H67 LGA1155 PCI-E DDR3 SATA 6Gb/s USB 3.0 ATX Motherboard - Retail
OCZ Technology 120 GB Vertex 2 Series SATA II 3.5-Inch Solid State Drive (SSD) OCZSSD3-2VTX120G
Antec Three Hundred Gaming Case
XIGMATEK ACXTNRP-PC502 500W ATX12V v2.3 SLI Ready CrossFire Ready 80 PLUS BRONZE Certified Active PFC Power Supply
G.SKILL Ripjaws X Series 4GB (2 x 2GB) 240-Pin DDR3 SDRAM DDR3 1333 (PC3 10666) Desktop Memory Model F3-10666CL9D-4GBXL
Perhaps he doesn't wanna game or encode. Only wants to have it for daily tasks like watch movies, listen to music, surf the web and then maybe later will upgrade it. It's not really strange, that is the whole point of the boards and new CPUs with integrated graphics.