New Microsoft Surface Laptop 4 leak reveals a larger battery, AMD Renoir Surface Edition APUs and favourable Intel Tiger Lake-U configurations The Surface Laptop 4 will be available in two sizes and four processor options. Surface Laptop 3 pictured. (Image source: Microsoft) Microsoft will offer the Surface Laptop 4 with Intel Tiger Lake-U and AMD Ryzen Renoir APUs, according to a new leak. The Surface Laptop 4 will have a larger battery capacity than its predecessor, but only Intel models will be available with up to 32 GB of RAM and 1 TB of storage. Internet of Things (IoT), iOS, Wearable, Ticker It is a poorly kept secret that Microsoft plans to release the Surface Laptop 4, as we have previously reported. Most recently, Geekbench showed that Microsoft has been developing AMD and Intel editions of the Surface Laptop 4; Renoir and Tiger Lake-U configurations to be specific. Now, Roland Quandt has revealed the processors that Microsoft will offer with the Surface Laptop 4, along with its storage and RAM options.