NVIDIA GeForce RTX 4090 vs AMD Radeon RX 6650 XT. Specifications, performance, tests

Comparison of basic technical data of graphics cards NVIDIA GeForce RTX 4090 and AMD Radeon RX 6650 XT, chip, information processing units.

• GPU Chip
  AD102-300 / AD102-301 (Ada Lovelace) Navi 23 KXT
• Shader
  16384 2048
• Render Output Units
  192 64
• Texture Units
  512 128

Comparison of the amount of memory on board graphics cards. The more the better.

• Memory Size
  24 GB 8 GB
• Memory Type
  GDDR6X GDDR6
• Memory Clock
  1.313 GHz 2.19 GHz
• Memory Speed
  21.0 Gbps 17.5 Gbps
• Memory Interface
  384 bit 128 bit

Let's compare the memory frequency of graphics cards NVIDIA GeForce RTX 4090 and AMD Radeon RX 6650 XT. The higher the better.

• Base Clock
  2.235 GHz 2.055 GHz
• Boost Clock
  2.520 GHz 2.635 GHz
• Avg (Game) Clock
  -- 2.410 GHz

Connectors, the number of thermal watts emitted in normal mode and at overclocking.

• TDP
  450 W 176 W

Connectivity and connections.

• DP Ports
  3x DP v1.4a 1x HDMI 2.1 3x DisplayPort 1.4a

Technical data that is used to its full potential in computer games.

• Max. resolution
  7680x4320 7680x4320
• DirectX
  12_2 (Ultimate) 12.2

Built-in support for video and image compression standards.

• h264
  Decode / Encode Decode / Encode
• h265 / HEVC
  Decode / Encode Decode / Encode
• VP8
  Decode Decode / Encode
• VP9
  Decode Decode / Encode
• AV1
  Decode Decode

Comparison of interfaces and release dates for GPU AMD Radeon RX 6650 XT and NVIDIA GeForce RTX 4090.

• GPU Interface
  PCIe 4.0 x 16 PCIe 4.0 x 8
• Release date
  Q4/2022 Q2/2022
• Structure size
  4 nm 7 nm