cant really decide wich case i should go with, dont have enough money to buy another power supply so i will have to go with the case power supply wich will be a 420 watt. is this ok, here is my computer setup. AMD Athlon-64 3500+ CPU Gigabyte GA-K8NF9 nVidia nForce4 Chipset w/7.1 Sound, Gb LAN, S-ATA Raid, USB 2.0, IEEE-1394 PCI-E Motherboard 1024 MB [512MB X2] DDR-400 PC3200 Memory Module Corsair-Value or Major Brand 200 GB HARD DRIVE [Serial-ATA-II, 3Gb, 7200 RPM, 8M Cache] 16X Dual Format/Double Layer DVD±R/±RW + CD-R/RW Drive nVidia GeForce 6600 256 MB w/DVI + TV out Video MS Windows XP Home Edition w/Service Pack-2 Microsoft Works 8.0 (just until my freind gets me office) 7.1 Channel 3D Surround Sound 600W PMPO 3 PCS Super Bass Subwoofer Speaker System (just for now) Onboard LAN Network (Gb or 10/100) Cold Cathode Neon Light Green Mitsumi 1.44 MB Internal Floppy Drive PS/2 104 Key Windows 98 Keyboard Microsoft Optical Intelli-Mouse 5-Button for my second question what case is best with cooling, power supply reliability and just general properties of a case. i read earlier that aspire power supplys tend to break and overheat. RAIDMAX Ninja ATX-918WSP http://www.newegg.com/Product/Product.asp?Item=N82E16811156178&ATT=11-156-178&CMP=OTC-d3alt1me Coolermaster Ammo-533 http://www.newegg.com/Product/Product.asp?Item=N82E16811119098 NZXT Apollo SILVER Silver http://www.newegg.com/Product/Product.asp?Item=N82E16811146024 so out of those wich do you think would be the best to go with? also i dont know the whole compatibility thing so im either getting one of these 2 motherboards wich ones are compatible with the cases. eVGA nForce-4 SLI Chipset Dual DDR w/7.1 Sound, Gb LAN, S-ATA Raid, USB 2.0, Dual PCI-E MB Gigabyte GA-K8NF9 nVidia nForce4 Chipset w/7.1 Sound, Gb LAN, S-ATA Raid, USB 2.0, IEEE-1394 PCI-E Motherboard thanks for the help.