AMD Radeon Pro W6400 vs AMD Radeon RX 6950 XT. Specifications, performance, tests

Comparison of basic technical data of graphics cards AMD Radeon Pro W6400 and AMD Radeon RX 6950 XT, chip, information processing units.

• Based on
  AMD Radeon PRO AMD Radeon RX 6950 XT
• Execution Units
  12 80
• GPU Chip
  Navi 24 XL-W Navi 21 KXTX
• Render Output Units
  32 128
• Shader
  768 5120
• Texture Units
  48 320
• Architecture
  - RDNA 2
• Compute Units
  - 80
• L1 Cache
  - 128 KB
• L2 Cache
  - 4 MB
• L3 Cache
  - 128 MB
• Ray Accelerators
  - 80
• RT Cores
  - 80
• Streaming Multiprocessors
  - 80

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

• Memory Bandwidth
  112 GB/s 576 GB/s
• Memory Bus
  64 bit 256 bit
• Memory Size
  4 GB 16 GB
• Memory Speed (legacy frequency label)
  1750 MHz -
• Memory Type
  GDDR6 GDDR6
• Infinity Cache
  - 128 MB
• Memory Clock
  - 2250 MHz
• Memory Data Rate
  - 18 Gbps

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

• Base Clock
  2330 MHz 1890 MHz
• Boost Clock
  2330 MHz 2310 MHz
• Overclocking
  No Yes
• Game Clock
  - 2100 MHz

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

• TDP
  50 W 335 W
• Maximum Junction Temperature
  - 100 °C
• System Power Supply
  - Conflicting source values: 700 W (PSU recommendation) | 850 W (System power requirement)
• TDP (up)
  - -
• Typical Board Power
  - 335 W

Types and sizes of coolers for graphics card cooling system AMD Radeon Pro W6400 and AMD Radeon RX 6950 XT.

• Cooler-Type
  - Air cooling
• Fan-Type
  - Axial
• Fan 1
  - -
• Fan 2
  - -
• Noise (Idle)
  - 0 dB / Silent
• Noise (Load)
  - -

Connectivity and connections.

• DisplayPort Ports
  2 × DisplayPort 1.4a 2 × DisplayPort 1.4a
• Power Connectors
  No 2x8-Pin
• DVI Ports
  - -
• HDCP Version
  - 2.3
• HDMI Ports
  - 1 × HDMI 2.1
• Max. Displays
  - 4
• PCIe Interface
  - PCIe 4.0 x16
• USB-C Ports
  - 1 × USB-C
• VGA Ports
  - -

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

• DirectX
  12_2 Conflicting source values: 12.2 | 12_2 (Ultimate)
• Max. resolution
  7680 × 4320 7680 × 4320
• OpenCL
  2.2 2.1
• OpenGL
  4.6 4.6
• Shader Model
  6.6 6.5
• Vulkan
  1.3 1.3
• DLSS / FSR
  - Conflicting source values: No | Yes
• LED
  - No LED lighting
• Raytracing
  - Yes

Built-in support for video and image compression standards.

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

The difference in size, weight and slot of the compared devices

• Height
  - -
• Length
  - -
• Slot Size
  - 3 PCIe-Slots
• Weight
  - -
• Width
  - -

Comparison of interfaces and release dates for GPU AMD Radeon RX 6950 XT and AMD Radeon Pro W6400.

• Documents
  - data sheet
• Launch Price (historical)
  - 1,099 $ (Reference)
• Part Number
  - -
• Process Technology
  - 7 nm
• Release date
  - 2022-05-10

• FP16 (theoretical)
  - 47.6 TFLOPS
• FP32 (theoretical)
  - 23.8 TFLOPS
• FP64 (theoretical)
  - 1,487 GFLOPS
• Pixel Rate
  - 297.5 GPixel/s
• Texture Rate
  - 743.7 GTexel/s