AMD Athlon X4 870K Black Edition with Thermal Solution 3.9 4 Socket FM2+ AD870KXBJCSBX Quad-Core CPU 4.1 GHz CPU Boost Frequency, 3.9 GHz Base Frequency Requires Discrete GPU Supports DDR3 2,133 MHz Memory 4MB Total L2 Cache FM2+ Socket, 95W TDP Includes Near Silent 95W Thermal Solution