AMD Radeon RX 6650 XT vs AMD Radeon Pro W6400. Specifications, performance, tests

Comparison of basic technical data of graphics cards AMD Radeon RX 6650 XT and AMD Radeon Pro W6400, chip, information processing units.

• Architecture
  RDNA 2 -
• Based on
  AMD Radeon RX 6650 XT AMD Radeon PRO
• Compute Units
  32 -
• Execution Units
  32 12
• GPU Chip
  Navi 23 KXT Navi 24 XL-W
• L1 Cache
  128 KB -
• L2 Cache
  2 MB -
• L3 Cache
  32 MB -
• Ray Accelerators
  32 -
• Render Output Units
  64 32
• Shader
  2048 768
• Texture Units
  128 48

Video memory capacity, type, bus width and bandwidth describe different properties. These values alone do not determine graphics performance.

• Infinity Cache
  32 MB -
• Memory Bandwidth
  280 GB/s 112 GB/s
• Memory Bus
  128 bit 64 bit
• Memory Clock
  2190 MHz -
• Memory Data Rate
  17.5 Gbps -
• Memory Size
  8 GB 4 GB
• Memory Type
  GDDR6 GDDR6
• Memory Speed (legacy frequency label)
  - 1750 MHz

Published GPU clock frequencies describe different operating modes. Clock speed alone does not determine graphics performance.

• Base Clock
  2055 MHz 2330 MHz
• Boost Clock
  2635 MHz 2330 MHz
• Game Clock
  2410 MHz -
• Overclocking
  - No

Graphics card power limits and recommended system power supply describe different specifications.

• System Power Supply
  Conflicting source values: 450 W (PSU recommendation) | 500 W (System power requirement) -
• TDP
  176 W 50 W
• Typical Board Power
  180 W -

Connectivity and connections.

• DisplayPort Ports
  3 × DisplayPort 1.4a 2 × DisplayPort 1.4a
• HDMI Ports
  1 × HDMI 2.1 -
• Max. Displays
  4 -
• PCIe Interface
  PCIe 4.0 x8 -
• Power Connectors
  1x8-Pin No

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

• DirectX
  12.2 12_2
• Max. resolution
  7680 × 4320 7680 × 4320
• OpenCL
  2.1 2.2
• OpenGL
  4.6 4.6
• Shader Model
  6.5 6.6
• Vulkan
  1.3 1.3

Built-in support for video and image compression standards.

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

Comparison of interfaces and release dates for GPU AMD Radeon Pro W6400 and AMD Radeon RX 6650 XT.

• Process Technology
  7 nm -
• Release date
  2022-05-10 -

• FP16 (theoretical)
  21.59 TFLOPS -
• FP32 (theoretical)
  10.79 TFLOPS -
• FP64 (theoretical)
  0.6746 TFLOPS -
• Pixel Rate
  168.6 GPixel/s -
• Texture Rate
  337.3 GTexel/s -