The new 15-inch Macbook Pro will feature the same Force Touch technology seen on the 13-inch MacBook Pro and a new AMD Radeon GPU, the Radeon R9 M370X.
While there are no official details regarding the Radeon R9 M370X, it is most likely based on AMD's 28nm Tonga GCN 2.0 GPU and has 640 Stream Processors and up to 2GB of GDDR5 memory paired up with a 128-bit memory interface. Apple's MacBook Pro comes with a 15.4-inch 2880x1800 resolution display.
Apple refreshed the CPU side on the new 15-inch MacBook Pro with a quad-core Intel Core i7 CPU clocked at 2.5GHz, 16GB of DDR3-1600 memory and a 512GB PCIe SSD. The price with such configuration is a "modest" US $2,499, at least for Apple. You can also get a base version with a 2.2GHz quad-core Core i7 CPU, 16GB of RAM and 256GB of SSD storage and without AMD R9 M370X graphics for US $1,999. The MacBook Pro can have up to 1TB of flash storage and a more powerful 2.8GHz Core i7 CPU, all which can be configured at Apple's Online Store.
Apple also introduced the new US $1,999 priced iMac with Retina 5K display. It comes with a 3.3GHz clocked Core i5 CPU, which Turbos up to 3.7GHz and the display is driven by AMD Radeon R9 M290 graphics. It also comes with 8GB of RAM memory, up to 1TB of storage, four USB 3.0 ports, two Thunderbolt 2 ports and more. While it starts at US $1,999, the top SKU is priced at US $2,299 and features a 3.5GHz clocked quad-core Core i5 CPU, AMD Radeon R9 M290X graphics and 1TB Fusion drive.
Both should be available shortly and both will be running on OS X Yosemite OS. You can check out more details over at Apple.com.