This R9 390X will be the enthusiast gpu with code name Fiji and 28nm architecture. It has 4096 cores inside with 256 TMUs and 64 ROPs. It base clock should be 1000 Mhz and will be boosted as high as 1050 Mhz. Memory clock with GDDR5 run effective in 1250 Mhz for total 5000 Mhz, while it has rumour using GDDR6. Memory size should be around 8GB with monstrous bus width of 4096-bit with total 640 GB/S bandwidth, almost 3 times from GTX 980. It will maximise its performance with PCI Express 3.0 x16 and full power of 300 watt. All in one GPU for onlu $599.