Courtesy of various sources, we have some new information on AMD’s Radeon RX 6500 series graphics cards which will be based on the Navi 23 RDNA 2 GPU. According to the reputable leaker & also insider, KittyYYuko, AMD’s Radeon RX 6000 series graphics cards based on the Navi 23 RDNA 2 GPU are indeed in the works by team red.
They will be the third chip within the Navi 2X family and is the smallest of the bunch with a die size reported at around 236mm2. The Navi 23 GPUs will most probably be utilized by the Radeon RX 6500 series graphics cards since the RX 6600 XT is expected to utilize a 192-bit bus interface which is only possible with the Navi 22 GPU.
The Navi 23 GPU is also internally referred to as ‘Dimgray Cavefish’, and the Radeon RX 6500 lineup is going to replace the Radeon RX 5500 series which were based on the Navi 14 GPU.
The leak also confirmed that the AMD Radeon RX 6500 series graphics cards with the Navi 23 GPU will feature up to 32 compute units, which makes a total of 2048 stream processors & 32 raytracing units inside the GPU package. It will also have up to 8 GB GDDR6 capacity that will operate across a 128-bit bus interface and offer pin speeds of up to 16 Gbps.
The Navi 23 has support for up to 5 display outputs which include DP 1.4a (4x DP and 1 USB Type-C), HDMI 2.1, and SL-DVI. It is rumored that the Radeon RX 6000M GPUs will feature support for VP9 decode, HEVC decode, H.264 decode, and VC1 decode. They will also carry support for PCIe Gen 4.0 with up to 8 lanes for 16 GT/s.