Microsoft Surface Laptop 4 Specs, Key Details Leaked; Price, Possible Release Date Revealed KEY POINTS The device will reportedly feature a model that runs on an AMD Ryzen 5 CPU New leaks reveal other key details of the Surface Laptop 4 A new Microsoft Surface Laptop 4 configuration shows up in a leak recently, suggesting that the premium device might be available with six or eight-core AMD Ryzen Renoir APUs and able to deliver a lot of power in the ultra-portable but premium computing machine. Based on the leaked details from the Geekbench benchmark site, the Surface Laptop 4 was tested on the Renoir platform despite that its processor's name is AMD Ryzen 5 3580U Microsoft Surface Edition. Many believe that the Ryzen 5 3580U is just a placeholder since it does not feature six cores and twelve threads, as revealed in Geekbench listings. The device's base variant features 8 GB of DDR4 RAM, but this is yet unconfirmed.