Sapphire Radeon RX 580 8GB Platinum Graphics Cards for Mining ETH/SC/ZECProduct Speci infor :Boost Clock: 1366MHzEffective Memory Clock: 8000 MHzMemory: 8GB GDDR5Memory Bus Width: 256-bitPower Connectors: 1 x 8-pinDisplay Support: 1 x DVI-D, 2 x HDMI, 2 x DisplayPortRetail package1. ProductGraphics Card-- SAPPHIRE2. Graphics CoresSAPPHIRE Radeon RX 580 8G Plutinum3. Architecture ModelRadeon RX 5804. Core Technology14nm5. Stream Processor23046. Frequency of Core1430MHz7.Frequency of Memory8400MHz8.Capacity of Memory8GB9.Type of MemoryGDDR510.Bit Wide of Memory256 bit11.Type of InterfacePCI Express 3.0 16X15.Heat Dissipation2 blade cooling16.Display Interface2*HDMI+2*DP+DVI17.Resolution (Max.)5120x2880(60Hz) Pixel DisplayPort18.Power (TDP)250W ( 8PIN + 6 PIN )19. Recommend Power500W