Comparing AMD Radeon RX 6600 XT vs XFX Radeon RX 5600 XT Thicc III Ultra

gpu AMD Radeon RX 6600 XT item

• GPU Chip
  Navi 23 XT Navi 10 XLE
• Execution units
  32 36
• Shader
  2048 2304
• Render Output Units
  64 64
• Texture Units
  128 144

• Memory Size
  8 GB 6 GB
• Memory Type
  GDDR6 GDDR6
• Memory Speed
  16 Gbps 1.75 GHz
• Memory Bandwith
  256 GB/s 336 GB/s
• Memory Interface
  128 bit 192 bit

• Base Clock
  1.968 GHz 1.130 GHz
• Boost Clock
  2.589 GHz 1.750 GHz+ 12 %
• Avg (Game) Clock
  2.359 GHz 1.660 GHz+ 21 %

• TDP
  160 W 160 W
• TDP (up)
  -- 195 W

• Max. resolution
  7680x4320 7680x4320
• DirectX
  12_2 (Ultimate) 12_2
• Raytracing
  Yes Yes
• DLSS / FSR
  Yes No

• h264
  Decode / Encode Decode / Encode
• h265 / HEVC
  Decode / Encode Decode / Encode
• VP8
  Decode / Encode Decode
• VP9
  Decode / Encode Decode / Encode
• AV1
  Decode No

• GPU Interface
  PCIe 4.0 x 8 PCIe 4.0 x 16
• Structure size
  7 nm 7 nm
• Release date
  Q3/2021 Q1/2020