The cPCI-6660 Series is a 6U CompactPCI single board computerin single-slot (4HP) or dual-slot (8HP) width form factor featuringthe Intel® Atom® D525 processor with ICH8M I/O Controller Hub.The cPCI-6615 provides single channel DDR4-3200 SO-DIMM memory up to 32GB, integrated graphics on the CPU, onbard SSD, and 2.5" SATA drive space shared with one XMC site.