I'm building a PC for the first time. how does it hold up? (PC Gamers only)

[ishiki]

		Antec EarthWatts Green EA-380D Green 380W Continuous power ATX12V v2.3 / EPS12V 80 PLUS BRONZE Certified Active PFC Power ... Item #: N82E16817371033Return Policy: Standard Return Policy Protect Your Investment (expand for options)	-$15.00 Instant	$59.99$44.99
		Crucial Ballistix 4GB 240-Pin DDR3 SDRAM DDR3 1600 (PC3 12800) Desktop Memory Model BLE4G3D1608DE1TX0 Item #: N82E16820148496Return Policy: Memory Standard Return Policy		$34.99
		ASRock Z75 Pro3 LGA 1155 Intel Z75 HDMI SATA 6Gb/s USB 3.0 ATX Intel Motherboard Item #: N82E16813157304Return Policy: Standard Return Policy Protect Your Investment (expand for options)		$84.99
		Intel Core i3-3240 Ivy Bridge 3.4GHz LGA 1155 55W Dual-Core Desktop Processor ... Item #: N82E16819116773Return Policy: CPU Replacement Only Return Policy Protect Your Investment (expand for options)		$129.99
		MSI R6670-MD1GD3 Radeon HD 6670 1GB 128-bit DDR3 PCI Express 2.1 x16 HDCP Ready Video Card Item #: N82E16814127666Return Policy: VGA Standard Return Policy Protect Your Investment (expand for options)		$59.99
Subtotal:	$354.95