ASUS Dual Radeon RX 6600 vs ASUS Dual Radeon RX 6400. Specifications, performance, tests

This section provides a detailed comparison of the fundamental technical specifications of the graphics cards ASUS Dual Radeon RX 6600 and ASUS Dual Radeon RX 6400. It provides essential details like the GPU architecture, the number of processing units, and other key features that significantly influence the overall performance of the cards across different applications, including gaming and professional tasks..

• Based on
  AMD Radeon RX 6600 AMD Radeon RX 6400
• GPU Chip
  Navi 23 XL Navi 24 XL
• Execution units
  28 12
• Shader
  1792 768
• Render Output Units
  64 32
• Texture Units
  112 48

This section provides a comparison of the memory configurations of ASUS Dual Radeon RX 6600 and ASUS Dual Radeon RX 6400. It includes details such as the memory size, type (e.g., GDDR6, HBM2), and bandwidth, which are key factors that determine how efficiently the card handles large textures, data sets, and high-resolution tasks.Larger memory sizes are typically beneficial for demanding applications like 4K gaming and video editing.

• Memory Size
  8 GB 4 GB
• Memory Type
  GDDR6 GDDR6
• Memory Speed
  1.75 GHz 16 Gbps
• Memory Bandwith
  224 GB/s 128 GB/s
• Memory Interface
  128 bit 64 bit

This section focuses on comparing the clock speeds of ASUS Dual Radeon RX 6600 and ASUS Dual Radeon RX 6400. It covers both the base and boost clock speeds, which have a direct impact on GPU performance during demanding tasks. Higher clock speeds generally result in smoother frame rates in games and faster processing in compute-intensive applications..

• Base Clock
  1.626 GHz 1.923 GHz
• Boost Clock
  2.491 GHz 2.321 GHz
• Avg (Game) Clock
  2.064 GHz+ 1 % 2.039 GHz
• Overclocking
  Yes Yes

This section examines the thermal design of ASUS Dual Radeon RX 6600 and ASUS Dual Radeon RX 6400. It provides information on power consumption (in watts) and thermal output during normal use and overclocking. Effective thermal management is crucial for ensuring stable performance during extended gaming sessions or other intensive tasks..

• TDP
  132 W 53 W
• TDP (up)
  -- --
• Tjunction max
  110 °C --
• PCIe-Power
  1 x 8-Pin

This section compares the cooling systems of ASUS Dual Radeon RX 6600 and ASUS Dual Radeon RX 6400. It includes details about the types of coolers (e.g., blower or open-air) and the number and size of fans, which play a crucial role in maintaining optimal temperatures during operation.Effective cooling is essential for preventing thermal throttling and extending the longevity of the GPU.

• Fan-Type
  Axial Axial
• Cooler-Type
  Air cooling Air cooling
• Fan 1
  2 x 100 mm 2 x 90 mm
• Noise (Idle)
  0 dB / Silent 0 dB / Silent
• Fan 2
  -- --
• Noise (Load)
  37 dB --

This section compares the connectivity options available on ASUS Dual Radeon RX 6600 and ASUS Dual Radeon RX 6400. This includes details on the number and types of ports, such as HDMI, DisplayPort, and others, which are crucial for connecting monitors and external devices..This information assists in identifying which card provides more flexible or up-to-date connectivity features..

• Max. Displays
  4 2
• HDCP-Version
  2.3 2.3
• HDMI Ports
  1x HDMI v2.1 1x HDMI v2.1
• DP Ports
  3x DP v1.4a 1x DP v1.4a
• DVI Ports
  -- --
• VGA Ports
  -- --
• USB-C Ports
  -- --

This section compares the technical specifications of ASUS Dual Radeon RX 6600 and ASUS Dual Radeon RX 6400. It highlights key features such as API support for DirectX, OpenGL, and Vulkan, which are crucial for running modern games and applications efficiently.These specifications ensure compatibility and optimal performance across a wide range of software environments.

• Max. resolution
  7680x4320 7680x4320
• DirectX
  12_2 12_2
• Raytracing
  Yes Yes
• DLSS / FSR
  No No
• LED
  No LED lighting ASUS Aura Sync

This section compares the support for video codecs on ASUS Dual Radeon RX 6600 and ASUS Dual Radeon RX 6400. It highlights the built-in capabilities for compressing and decompressing video formats such as H.264, H.265 (HEVC), and VP9, which are important for tasks like video editing and streaming.

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

This section compares the physical dimensions of ASUS Dual Radeon RX 6600 and ASUS Dual Radeon RX 6400. It covers the size, weight, and slot requirements, which are key factors in ensuring compatibility with your PC case, particularly for smaller or more compact setups..

• Length
  243 mm 201 mm
• Height
  134 mm 124 mm
• Width
  49 mm 41 mm
• Width (Slots)
  3 PCIe-Slots 2 PCIe-Slots
• Weight
  -- --

This section provides additional information about ASUS Dual Radeon RX 6600 and ASUS Dual Radeon RX 6400. It covers aspects such as release dates, interface compatibility, and other unique features that might not be covered in other sections.This helps users make a more informed decision about the suitability of each card for their specific use case.

• GPU Interface
  PCIe 4.0 x 8 PCIe 4.0 x 4
• Release date
  Q4/2021 Q2/2022
• Release price
  -- --
• Structure size
  7 nm 6 nm
• Part-no
  -- --
• Documents
  data sheet data sheet