AMD unveils the Radeon RX 7900M, the first mobile GPU to use a chiplet design and a rival to Nvidia's RTX 4080, available with Dell's Alienware m18 (Mark Hachman/PCWorld)

Mark Hachman / PCWorld:

AMD unveils the Radeon RX 7900M, the first mobile GPU to use a chiplet design and a rival to Nvidia’s RTX 4080, available with Dell’s Alienware m18  —  It will debut in the new Alienware m18, launching today.  —  AMD is setting its sights on Nvidia’s RTX 4080 mobile GPU with the Radeon RX 7900M …