I am from Chongqing and want to assemble a desktop computer. What configurations are needed? Excellent performance requirements. Please make a list. Thanks

Hello.

1.

Memory: Kingston DDR3 1600 4G 235.0 (increased from 185.0--235.0)

Graphics card: Powerline HD7750 Hengjin II Generation 1G DDR5 512SP/128Bit 599.0

Hard drive: Seagate 500G / 7200 rpm 328.0

Power supply: Xianma Power Saving King 400 rated 400W Backplane wiring active PFC 175.00< /p>

Chassis: SAMA/Xianma Raider 1 Desktop Game Case usb3.0/Perfect Backline 139.0

Monitor: ENVISION (milo) TPV LCD Monitor 21.5-inch 595.0

Motherboard: Gigabyte B75M-D3V 425.0 (with 2 USB3 interfaces)

2.

Monitor: AOC TPV D2367P 23-inch flicker-free 3D monitor 1185.00

CPU: Intel/Intel third generation Core i5 3470 boxed CPU clocked at 3.2G quad-core 1170.0

Graphics card: Dilan Hengjin HD7750 Hengjin II 1G DDR5 512SP/128Bit 599.0

Or: Gigabyte GV- N660OC-2GD Gigabyte GTX660 2G/DDR5 gaming graphics card 1285.0

Memory: Kingston DDR3 1600 4G 235.0

Hard drive: Seagate 500G / 7200 rpm 328.0

Power supply ：Xianma Power Saving King 400 rated 400W backplane wiring active PFC 175.00

Chassis: SAMA/Xianma Raider 1 desktop game chassis usb3.0/perfect backline 139.0

3.

Graphics card: Gigabyte GV-N660OC-2GD Gigabyte GTX660 2G/DDR5 gaming graphics card 1285.0

Memory: Kingston DDR3 1600MHz 4G (2) 470.0

Hard drive: Seagate 1TB / 7200 rpm 390.0

Power supply: Xianma Power Saver 400 rated 400W backplane wiring active PFC 175.00

Chassis: SAMA/Xianma Raider 1 Desktop gaming case usb3.0/perfect backline 139.0

Keyboard and mouse: Heijue backlit keyboard and mouse set usb wired keyboard and mouse set 99.00

Monitor: AOC TPV D2367P 23-inch non-flash 3D display 1185.00

CPU: Intel Core Quad Core i5-4570 LGA1150/3.2GHz/6M L3 cache/84W/22nm 1418.0

Motherboard: Gigabyte/Gigabyte G1.Sniper B5 LGA1150/B85 large board magic sound motherboard￥ 750.00