AMD Radeon Pro W6400 vs AMD Radeon RX 6400. Specifications, performance, tests

Comparison of basic technical data of graphics cards AMD Radeon Pro W6400 and AMD Radeon RX 6400, chip, information processing units.

• Based on
  AMD Radeon PRO AMD Radeon RX 6400
• Execution Units
  12 12
• GPU Chip
  Navi 24 XL-W Navi 24 XL
• Render Output Units
  32 32
• Shader
  768 768
• Texture Units
  48 48
• Architecture
  - RDNA 2
• Compute Units
  - 12
• Ray Accelerators
  - 12

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

• Memory Bandwidth
  112 GB/s 128 GB/s
• Memory Bus
  64 bit 64 bit
• Memory Size
  4 GB 4 GB
• Memory Speed (legacy frequency label)
  1750 MHz -
• Memory Type
  GDDR6 GDDR6
• Infinity Cache
  - 16 MB
• Memory Clock
  - 2000 MHz
• Memory Data Rate
  - 16 Gbps

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

• Base Clock
  2330 MHz 1923 MHz
• Boost Clock
  2330 MHz 2321 MHz
• Overclocking
  No Yes
• Game Clock
  - 2039 MHz

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

• TDP
  50 W 53 W
• Maximum Junction Temperature
  - -
• System Power Supply
  - 350 W (System power requirement)
• TDP (up)
  - No
• Typical Board Power
  - 53 W

Types and sizes of coolers for graphics card cooling system AMD Radeon Pro W6400 and AMD Radeon RX 6400.

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

Connectivity and connections.

• DisplayPort Ports
  2 × DisplayPort 1.4a 1 × DisplayPort 1.4a
• Power Connectors
  No PCIe Powered
• DVI Ports
  - -
• HDCP Version
  - 2.3
• HDMI Ports
  - 1 × HDMI 2.1
• HDMI Version
  - HDMI 2.1 VRR and FRL
• Max. Displays
  - 2
• PCIe Interface
  - PCIe 4.0 x4
• USB-C Ports
  - -
• VGA Ports
  - -

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

• DirectX
  12_2 Conflicting source values: 12.2 | 12_2
• Max. resolution
  7680 × 4320 7680 × 4320
• OpenCL
  2.2 -
• OpenGL
  4.6 -
• Shader Model
  6.6 -
• Vulkan
  1.3 -
• DLSS / FSR
  - No
• 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
  - -
• Weight
  - -
• Width
  - -

Comparison of interfaces and release dates for GPU AMD Radeon RX 6400 and AMD Radeon Pro W6400.

• Documents
  - data sheet
• Launch Price (historical)
  - -
• Manufacturer
  - AMD
• Official source
  - https://www.amd.com/en/products/graphics/desktops/radeon/6000-series/amd-radeon-rx-6400.html
• Part Number
  - -
• Process Technology
  - 6 nm
• Release date
  - 2022-01-19
• Verification scope
  - Explicit manufacturer fields refreshed; other original historical fields retained, not all reverified. Partial composite conflicts are preserved.
• Verified on
  - 2026-09-30