AMD Radeon HD 8830M 's Advantages
More VRAM (2GB vs 1024GB)
Larger VRAM bandwidth (32.00GB/s vs 14.40GB/s)
256 additional rendering cores
AMD Radeon R5 M240 Rebrand 's Advantages
Released 9 months late
Boost Clock has increased by 12% (700MHz vs 625MHz)