NVIDIA GeForce GTX 980 's Advantages
Released 1 years and 2 months late
Boost Clock1216MHz
More VRAM (4GB vs 1GB)
Larger VRAM bandwidth (224.4GB/s vs 14.40GB/s)
1888 additional rendering cores
AMD Radeon HD 8490 OEM 's Advantages
Lower TDP (35W vs 165W)