We received two identical looking cards save for a few stickers differentiating the SKUs. The red and black plastic shroud and blower does look uncannily similar to the HD 7970, but the HD 7870/7850 is shorter at 9.5 inch (~25cm) which should fit in most enclosures.

P1040687 AMD Radeon HD 7870 and HD 7850 Review

Like the other Southern Islands GPUs, the Pitcairn brothers has the same display outputs (2 mini-DP, 1 HDMI and 1 DVI-D) for up to six monitor hookup

P1040685 AMD Radeon HD 7870 and HD 7850 Review

 

Back of Card

P1040689 AMD Radeon HD 7870 and HD 7850 Review

 

There is also another HD 7850 reference board design with a shorter PCB and a conventional axial fan which should handle its 130W rated TDP with ease

alternate AMD Radeon HD 7870 and HD 7850 Review