Intel Arc Pro A40 vs AMD Radeon RX 6400. Specifications, performance, tests

Comparison of basic technical data of graphics cards Intel Arc Pro A40 and AMD Radeon RX 6400, chip, information processing units.

• Architecture
  Generation 12.7 / Alchemist (Pro-Series) RDNA 2
• Execution Units
  1024 12
• GPU Chip
  DG2-128 Navi 24 XL
• L1 Cache
  No -
• L2 Cache
  4 MB -
• Render Output Units
  32 32
• RT Cores
  8 -
• Shader
  128 768
• Texture Units
  64 48
• Based on
  - AMD Radeon RX 6400
• 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
  192 GB/s 128 GB/s
• Memory Bus
  96 bit 64 bit
• Memory Clock
  2000 MHz 2000 MHz
• Memory Data Rate
  16 Gbps 16 Gbps
• Memory Size
  6 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
  1500 MHz 1923 MHz
• Boost Clock
  1700 MHz 2321 MHz
• Game Clock
  - 2039 MHz
• Overclocking
  - Yes

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

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

Types and sizes of coolers for graphics card cooling system Intel Arc Pro A40 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
  4x mini-DisplayPort 2.0 1 × DisplayPort 1.4a
• PCIe Interface
  PCIe 4.0 x8 PCIe 4.0 x4
• 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
• 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
  3840 × 2160 7680 × 4320
• OpenCL
  3.0 -
• 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 Intel Arc Pro A40.

• Process Technology
  6 nm 6 nm
• Release date
  Q3/2022 2022-01-19
• Documents
  - data sheet
• Launch Price (historical)
  - -
• Manufacturer
  - AMD
• Part Number
  - -

• FP16 (theoretical)
  6.963 TFLOPS (2:1) -
• FP32 (theoretical)
  3.482 TFLOPS -
• FP64 (theoretical)
  0.8704 TFLOPS -
• Pixel Rate
  54.40 GPixel/s -
• Texture Rate
  108.8 GTexel/s -