According to a leak, AMD is preparing four discrete graphics cards for laptops in its upcoming RDNA 4 lineup.The flagship card, R25M-E6, is rumored to have power consumption ranging from 80W to 175W and 16GB of VRAM, possibly rivaling Nvidia's RTX 5090.Other GPUs in the lineup include R25M-P6 with 12GB VRAM and R25M-P4 with 8GB VRAM.AMD's RDNA 4 lineup is expected to launch in 2025 or 2026, but the actual availability for purchase is uncertain.