HP EC200a, Xeon D-1518 2.2 GHz, no hard drive, no memory. Support DDR4 up to 64 GB (32 GB X2). Comes with adapter. No 3.5" hard drive mounting brackets. Alternatively, you can use 2.5" SSD. If you plan to use 3.5" hard drive please don't offer, or otherwise you need to find the bracket. For large quantity purchase need freight shipping, please contact seller first.