If you want to be able to get everything out of a Linux distro without having to manually configure a zillion repositories try Sabayon Linux. Read this post it might be of some use for you:
NEWBEE? Try SABAYON Linux! WHY?...READ! also sabayon has come up with their 3.3 edition. Anyway here the system requirements for Sabayon Linux:
System Requirements for running Sabayon Linux - Live Environment - No 3D Desktop:
- i586 Processor (starting from AMD K5 and Intel Pentium)
- at least 128Mb of RAM (256 suggested)
- a 2D graphics card
- a DDC capable Monitor
- mouse and keyboard
- Live Environment - 3D Desktop:
- i686 Processor (starting from AMD K6 and Intel Pentium II)
- at least 256Mb of RAM (512 suggested)
- an OpenGL capable 3D graphics card (mostly NVIDIA, ATI, Intel, VIA)
- a DDC capable Monitor
- mouse and keyboard
- Installation:
- i586 Processor (see above)
- at least 192Mb of RAM (256 suggested)
- 8GB of free space
- Internet connection (not mandatory but highly suggested)
- a DDC capable Monitor
- mouse and keyboard