Radeon HD 7870 2GB vs HD 7850 2GB vs HD 5870 1GB Quick Look - PC Perspective
AMD Radeon HD 7870 GHz Edition & HD 7850 Review
MSI HD7850 Power Edition Video Card - Bjorn3D.com
AMD Radeon HD 7850 Specs | TechPowerUp GPU Database
HD 7790 benchmark with FX-6300 1080p, 1440p, Ultrawide, 4K benchmarks at Ultra Quality - GPUCheck United States / USA
From HD7850 2GB to RX470 4GB! 💪 (I know it´s a modest upgrade but after being stuck with the trusty Pitcairn during the mining GPU shortage I am glad to have cheaply