One rig is 6 gigabyte cards. Other rig is mix of the others.1x 1000W Corsair Power Supply. 1x 850W Corsair Power Supply. With a custom made Frame. Currently been used for about 5 months, in great condition, if you added fans to this rig I'm sure it would hit the 600 MHS per rig, both perform around 585-598 without the extra cooling due to the new thermals. Any questions feel free to message me, or add me on WhatsApp 07824318264. This item is in the category "Coins\Virtual Currency\Miners". The seller is "yourfutcard" and is located in this country: GB. This item can be shipped to United Kingdom.