AMD Radeon RX 640 Mobile 's Advantages
Released 8 years and 6 months late
Boost Clock1218MHz
More VRAM (2GB vs 1GB)
Larger VRAM bandwidth (48.00GB/s vs 28.80GB/s)
240 additional rendering cores
AMD Radeon HD 6530M 's Advantages
Lower TDP (26W vs 50W)