Board Brand	Model Name	GPU Name	GPU Architecture	Power Delivery	TDP	Card Key	Bus Interface	Size (Slots)	Count	Notes
Total Count:	13
👁 Details	HIS	AMD Radeon HD 6870	Barts (Barts XT)	TeraScale 2	2 6-pin PCIe	151 W	PCIe x16	PCIe 2.0 x16	2	1
👁 Details		AMD Radeon HD 6870	Barts (Barts XT)	TeraScale 2	2 6-pin PCIe	151 W	PCIe x16	PCIe 2.0 x16	2	1	Reference design
👁 Details	Sapphire	AMD Radeon HD 7870 (Sapphire HD 7870 Dual-X OC)	Pitcairn (Pitcairn XT)	GCN 1.0	2 6-pin PCIe	175 W	PCIe x16	PCIe 3.0 x16	2	1
👁 Details	ASUS	AMD Radeon HD 7870 GHz Edition	Pitcairn (Pitcairn XT)	GCN 1.0	2 6-pin PCIe	175 W	PCIe x16	PCIe 3.0 x16	2	1	Purchased new
👁 Details	PowerColor	AMD Radeon HD 7950 (PowerColor Radeon R9 280)	Tahiti (Tahiti Pro)	GCN 1.0	2 6-pin PCIe	200 W	PCIe x16	PCIe 3.0 x16	2	2
👁 Details	XFX	AMD Radeon HD 7950 (XFX Double D HD 7950 Black Edition)	Tahiti (Tahiti Pro)	GCN 1.0	2 6-pin PCIe	200 W	PCIe x16	PCIe 3.0 x16	2	2
👁 Details	ASUS	ATi Radeon HD 4870 (ASUS HD 4870 Dark Knight)	RV770 (RV770 XT (215-0669049))	TeraScale	2 6-pin PCIe	148 W	PCIe x16	PCIe 2.0 x16	2	1	Same model as one I bought new.
👁 Details	Sapphire	ATi Radeon HD 5870	Cypress (Cypress XT)	TeraScale 2	2 6-pin PCIe	185 W	PCIe x16	PCIe 2.0 x16	2	1	Reference design
👁 Details		ATi Radeon HD 5870	Cypress (Cypress XT)	TeraScale 2	2 6-pin PCIe	188 W	PCIe x16	PCIe 2.0 x16	2	3	Reference Cooler. One has handle on the back plate, another is missing a back plate.