Here we go.
Dell Optiplex 9020 SFF
Core i5 4570 3.2GHz - Quad Core
8GB RAM
240 Gb SSD ( Under one Year Warranty)
plus
320Gb HDD
AMD Radeon HD 5450 graphics Card
Win 10 Pro Installed
Check it our on the ebay store as well
https://www.ebay.com.au/itm/283134035314
Use code P5OFF on ebay store
Usual price is around 240-260 in eBay!
E.g:
https://www.ozbargain.com.au/node/394340
https://www.ozbargain.com.au/node/400667