NVIDIA GeForce GT 520 PCI 's Advantages
Lower TDP (29W vs 50W)
AMD Radeon R7 340 OEM 's Advantages
Released 4 years and 1 months late
Boost Clock780MHz
More VRAM (2GB vs 1024GB)
Larger VRAM bandwidth (64.00GB/s vs 14.40GB/s)
336 additional rendering cores