When I pull do a compare on these two cards, I see no difference between them other than the starting digit and the second has a "backplate"..
OS: Windows 7 Ultimate 64 SP1
CASE: Thermaltake Overseer RX-1
MOTHERBOARD: EVGA Z87 FTW (141-HW-E877-KR)
CPU: Intel i7-4770K Haswell
COOLING: Noctua NH-U12S
RAM: 32 GB Corsair Vengence
Model CMZ16GX3M2A1600C9 VIDEO: EVGA 970 04G-P4-2974-KR 4GB SC GAMING w/ACX 2.0 AUDIO: On Board
PSU: Corsair 750 HX 750W PSU
HDDs: 750GB SSD - 3TB HDD
DISPLAY: ASUS 24" VG248QE Widescreen (x2)