OS X: Leopard 10.5.1 by zephyroth
Board: DFI LanParty UT nF4 Ultra-D
CPU: AMD Athlon 64 X2 4200+
Graphic: Colorful GeForce 7600 GT
HD: Maxtor DiamondMax 10, 300 GB
Drives: LG GDR-H30N-BB, Plextor PX-810UF
Control: Apple Keyboard, Apple Mighty Mouse

Everything works perfectly. Thanks zeph.

OS: MacOSX Leopard 10.5.1 (Zephyroth),Microsoft® Windows XP™ Professional x64 Edtition
Processor: AMD Athlon™ 64 Processor 3200+(Venice) / MMX, 3DNow!, SSE, SSE2, SSE3, x86-64
Motherboard: MSi Amethyst-M
Graphics: Ati Radeon Xpress 200 (250 MB)
Hard Drive: Samsung (160 GB),Western Digital (40 GB)
Sound card: Realtek AC97 Audio
Memory: 1280 MB DDR

OS X: Leopard 10.5.1 Rev.2 by ... Me

CPU: AMD Athlon 64 X2 4200+
Board: ASUS A8N5X NForce4
Graphic: Twintech GeForce 8800 GTS 640MB
Audio: Realtek ALC850
HD: Maxtor DiamondMax 10, 250 GB
Drives: Philips DVDR1628P1
Control: Logitech LX710 (keyboard and mouse)

Everything works but not as well as I want so I'm still working on it.

OS X: Leopard 10.5.1 (Zephyroth)
Board: Asus A8N32.SLI DLX
CPU: AMD Athlon™ 64 X2 4600+
Graphic: XFX Geforce 7950 GT
HD: 2 x Western Digital Caviar 250 gb
Drives: LG HL-DT-ST DVDRAM GSA-H12N
Control: Logitec Cordless Desktop® MX™ 3200 Laser

Everything works great!

OSX : Leopard 10.5.1 (Zephyroth)
MOBO: Biostar T-series 6100 -socket 754 -- nforce4
CPU: AMD Athlon 64 3200+
Graphics : Nvidia PNY Overclocked 8600GT 512mg(full hardware support! CI/QE-enabled)
Memory: 1gig 2x512 DDR/333 Ram
Audio : AC97
HD: Seagate PATA/100 160gig
Control: PS2 HP keyboard/mouse
Networking : Generic d-link PCI ethernet card

Everything runs Great except OS cant reboot or shutdown by its own.

OS X: Leopard 10.5.1 Zephyroth
Board: Custom Shuttle XPC SN25P
Memory: 2GB Kingston HyperX
CPU: AMD Athlon 64 X2 3800+ - (Working)
Graphic: GeForce 7900 GT - (Fully Working with NVInject 0.2.0 /QE/CI)
Integrated Audio: VIA Envy24PT w/ VIA VT1617A Codec, Wolfson WM8728 DAC - 8 Channel (Fully NOT working :( )
HD1: Maxtor 6Y120M0 DiamondMax 10, 120 GB
HD2: Maxtor 6Y200M0 DiamondMax 10, 200 GB

OS X: Leopard 10.5.1 Zephyroth
Board: EQS Nforce 4
Memory: 768mb
CPU: AMD Athlon 64 3000+
Graphic: Nvidia Quadro NVS 280 (doesnt work properly need help installing Natit driver)
Integrated Audio: Realteck AC 97 On Board Audio (does not work in safe mode as far as i can tell)
HD: Seagate 20GB (seperated into two partitons one with osx.5 that boots. Other Partition failed update of osx.4.9 to osx.4.11)

OS X: Leopard 10.5.1(Kalaway) Waiting on Rev 2 for my AMD Machine. Rev 1 won't install...boo hoo
ECS 945GZT-M
Intel E4500 2.2Ghz
2GB DDR2 800
Onboard Audio
Onboard 950 GMA
160 gb - Leopard Drive
250 gb Storage Drive
500 gb ESATA Drive
80 gb Time Machine (testing time machine)
Dual Layer DVD Burner (16X)
13 in 1 memory card reader
Firewire card
Lian Li case
ViewSonic 22" monitor with built in Ipod Dock

OS X: Leopard 10.5.1 by zephyroth
Board: ASUS A8N-SLI Deluxe
CPU: AMD Athlon 64 X2 3800+ s939
Graphic: Gainward GeForce 7900gt 256mb (QE/CI works!)
HD (Main): Hitachi (believe it is deskstar, but not sure) 250gb 7200RPM ATA133
Drives: NEC ND-3520A
Control: Logitech cordless desktop LX501

Using the nForce LAN-chip, and has deactivated one core on the processor. The marvell-chip just is slow and stalls.
Got some problems with the overall stability, so I'm waiting anxiously for rev. 2

OS X: Leopard 10.5.1 Zephyroth
Board: DFI Lanaprty UT NF3 250GB
Memory: 2GB Corsair XMS CMS3200C2 (2x1GB)
CPU: AMD Athlon 64 3400+ Mobile "Newark Core" @ 2.65GHz
Graphic: ATI X1950XT 256MB AGP w/ Zalman Cooler
Integrated Audio: Realteck AC 97 On Board Audio
HD: Western Digital SATA 250GB (Win XP), Western Digital IDE 80GB (OSX)