AMD Radeon Pro W7800 vs AMD Radeon RX 6400. Specifications, performance, tests

Comparison of basic technical data of graphics cards AMD Radeon Pro W7800 and AMD Radeon RX 6400, chip, information processing units.

• Architecture
  RDNA 3.0 RDNA 2
• Based on
  AMD Radeon Pro W7800 AMD Radeon RX 6400
• GPU Chip
  Navi 31 Navi 24 XL
• Render Output Units
  128 32
• RT Cores
  70 -
• Shader
  4480 768
• Streaming Multiprocessors
  70 -
• Texture Units
  280 48
• Compute Units
  - 12
• Execution 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
  576 GB/s 128 GB/s
• Memory Bus
  256 bit 64 bit
• Memory Clock
  2250 MHz 2000 MHz
• Memory Data Rate
  18 Gbps 16 Gbps
• Memory Size
  32 GB 4 GB
• Memory Type
  GDDR6 GDDR6
• Infinity Cache
  - 16 MB

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

• Base Clock
  1855 MHz 1923 MHz
• Boost Clock
  2499 MHz 2321 MHz
• Game Clock
  - 2039 MHz
• Overclocking
  Yes Yes

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

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

Types and sizes of coolers for graphics card cooling system AMD Radeon Pro W7800 and AMD Radeon RX 6400.

• Cooler-Type
  Air cooling Air cooling
• Fan-Type
  Radial -
• Fan 1
  1 x 70 mm -
• Fan 2
  - -
• Noise (Idle)
  0 dB / Silent 0 dB / Silent
• Noise (Load)
  - -

Connectivity and connections.

• DisplayPort Ports
  4 × DisplayPort 2.1 1 × DisplayPort 1.4a
• DVI Ports
  - -
• HDCP Version
  2.3 2.3
• HDMI Ports
  - 1 × HDMI 2.1
• Max. Displays
  4 2
• PCIe Interface
  PCIe 4.0 x16 PCIe 4.0 x4
• Power Connectors
  2 x 8-Pin PCIe Powered
• USB-C Ports
  - -
• VGA Ports
  - -
• HDMI Version
  - HDMI 2.1 VRR and FRL

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

• DirectX
  12_2 (Ultimate) Conflicting source values: 12.2 | 12_2
• DLSS / FSR
  Yes No
• LED
  No LED lighting No LED lighting
• Max. resolution
  7680 × 4320 7680 × 4320
• Raytracing
  Yes Yes

Built-in support for video and image compression standards.

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

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

• Height
  110 mm -
• Length
  280 mm -
• Slot Size
  2 PCIe-Slots -
• Weight
  - -
• Width
  40 mm -

Comparison of interfaces and release dates for GPU AMD Radeon RX 6400 and AMD Radeon Pro W7800.

• Documents
  data sheet data sheet
• Launch Price (historical)
  2,499 $ -
• Part Number
  - -
• Process Technology
  5 nm 6 nm
• Release date
  Q2/2023 2022-01-19
• Manufacturer
  - AMD

• FP16 (theoretical)
  89.56 TFLOPS (2:1) -
• FP32 (theoretical)
  44.78 TFLOPS -
• FP64 (theoretical)
  1,399 GFLOPS (1:32) -
• Pixel Rate
  319.9 GPixel/s -
• Texture Rate
  699.7 GTexel/s -