Why the speculation about specs? It's all on the NVIDIA site.
1080 GPU Engine Specs:
2560NVIDIA CUDA® Cores
1607Base Clock (MHz)
1733Boost Clock (MHz)
Memory Specs:
10 GbpsMemory Speed
8 GB GDDR5XStandard Memory Config
256-bitMemory Interface Width
320Memory Bandwidth (GB/sec)
Technology Support:
YesMulti-Projection
YesVR-Ready
YesProject Ansel
Yes - SLI HB Bridge SupportedNVIDIA SLI® Ready1
YesNVIDIA G-SYNC™-Ready
YesNVIDIA GameStream™-Ready
3.0NVIDIA GPU Boost™
12 API with feature level 12_1Microsoft DirectX
YesVulkan API
4.5OpenGL
PCIe 3.0Bus Support
Win7 - Win10OS Certification
Display Support:
7680x4320@60HzMaximum Digital Resolution1
2xDP 1.42, HDMI 2.0b, DL-DVIStandard Display Connectors
YesMulti Monitor
2.2HDCP
Graphics Card Dimensions:
4.376"Height
10.5"Length
2-slotWidth
Thermal and Power Specs:
94Maximum GPU Tempurature (in C)
180WGraphics Card Power (W)
500WRecommended System Power (W)3
Supplementary Power Connectors 8-pin
NVIDIA’s new SLI HB bridge doubles the available transfer bandwidth compared to the NVIDIA Maxwell™ architecture.
http://nvidianews.nvidia.com/news/a-quantum-leap-in-gaming:-nvidia-introduces-geforce-gtx-1080