It's a bb2. see the sticker on the cover also says CPUNXT2.
CPUNXT 2 (AKA BB2) mpu's have a small square chip for bios. The video card has a black passive heat sink. The CPU has a small fan on a black heatsink.
CPUNXT 3.2 (AKA BB3) mpu's have bios and sjur chips that are encased on a plastic enclosure with labels on them. Bios are blue, sjur's are yellow. Also Heat sink fan for cpu is bigger, 5 inches in diameter with silver colored heatsink. CPUNXT 3.2 have not visible hard drives like the bb2. It basically has an SSD that is a pcb vertically mounted inside the CF card enclosures. The video card has a huge silver heatsink with copper pipes.