AMD Radeon RX 6400 vs ASRock Radeon RX 6600 Challenger D. Specifications, performance, tests

Comparison of basic technical data of graphics cards AMD Radeon RX 6400 and ASRock Radeon RX 6600 Challenger D, chip, information processing units.

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

Comparison of the amount of memory on board graphics cards. The more the better.

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

Let's compare the memory frequency of graphics cards AMD Radeon RX 6400 and ASRock Radeon RX 6600 Challenger D. The higher the better.

• Base Clock
  1.923 GHz 1.626 GHz
• Boost Clock
  2.321 GHz 2.491 GHz
• Avg (Game) Clock
  2.039 GHz 2.044 GHz
• Overclocking
  Yes Yes

Connectors, the number of thermal watts emitted in normal mode and at overclocking.

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

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

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

Built-in support for video and image compression standards.

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

Comparison of interfaces and release dates for GPU ASRock Radeon RX 6600 Challenger D and AMD Radeon RX 6400.

• GPU Interface
  PCIe 4.0 x 4 PCIe 4.0 x 8
• Structure size
  6 nm 7 nm
• Release date
  Q2/2022 Q4/2021
• Release price
  -- --
• Part-no
  -- RX6600 CLD 8G
• Documents
  data sheet data sheet

Types and sizes of coolers for graphics card cooling system AMD Radeon RX 6400 and ASRock Radeon RX 6600 Challenger D.

• Fan-Type
  -- Axial
• Fan 1
  -- 2 x 95 mm
• Fan 2
  -- --
• Cooler-Type
  Air cooling Air cooling
• Noise (Idle)
  0 dB / Silent 0 dB / Silent
• Noise (Load)
  -- --

Connectivity and connections.

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

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

• Length
  -- 269 mm
• Height
  -- 132 mm
• Width
  -- 41 mm
• Width (Slots)
  -- 2 PCIe-Slots
• Weight
  -- 627 g