AMD Athlon II X4 640 Processor Review - Overclockers Club
Power Consumption & Conclusion - AMD Athlon II X4 640 & X4 610e Review - Page 12
AMD Athlon II X4 640 Benchmark, Test and specs
AMD Athlon II X4 640 Benchmark, Test and specs
AMD Athlon II X4 640 Intel equivalent - GadgetVersus
AMD Athlon II X4 640 \ Radeon HD 6670 \ 25 GAMES TESTED IN 07/2021 (8GB RAM) - YouTube
GTX 1080 benchmark with Athlon II X4 640 1080p, 1440p, Ultrawide, 4K benchmarks at Ultra Quality - GPUCheck United States / USA
GTX 1050 Ti Apex Legends benchmark with AMD Athlon II X4 640 at Ultra Quality: 1080p, 1440p, Ultrawide, 4K Performance Benchmarks - GPUCheck United States / USA