AMD Radeon HD 6930 's Advantages
256 additional rendering cores
AMD Radeon R9 370 1024SP 's Advantages
Released 3 years and 6 months late
Boost Clock975MHz
More VRAM (2GB vs 1GB)
Larger VRAM bandwidth (179.2GB/s vs 153.6GB/s)
Lower TDP (150W vs 186W)