Got my new card yesterday and ran the benchmark.
With my old 6850:
5573
44.596 fps
With new 7870:
6513
52.355 fps
Used these settings:
Display resolution: 1920x1080
Improve overall graphic quality: Activated
Disable rendering of....(Occlusion Culling): Activated
User low-detail models... (LOD): Activated
Cache LOD data only when necessary. (LOD Streaming): Activated
Smooth edges (Anti-aliasing): Activated
Increase transparent lightning quality: Deactivated
Grass Quality: Low
Use low-detail models on shadows...(LOD): Activated
Display: Personal and Environment
Shadow Resolution: Mid 1024 pixels
Shadow Cascading: Normal
Shadow Softening: Low
Texture Filtering: Medium
Ansiotropic Filtering: Low
Naturally darken the edges... (Limb Darkening): Deactivated
Blur the graphics... (Radial Blur): Activated
Effects while in motion: Display Own
Screen Space Ambient Occlusion: Low
Glare: Low
Enable depth of field: Deactivated
Full PC specs (again xD")
Windows 7 Professional 64-Bit
AMD Phenom(tm) II X4 955 Processor
8190.113MB RAM
AMD Radeon HD 7870 (VRAM 1772 MB) <- manufactured by ASUS
120GB SSD (for OS and XIV)