PowerColor Red Devil Radeon RX 6950 XT 16GB vs AMD Radeon RX 7900 XT Phantom Gaming 20GB OC. Specifications, performance, tests

Comparison of basic technical data of graphics cards PowerColor Red Devil Radeon RX 6950 XT 16GB and AMD Radeon RX 7900 XT Phantom Gaming 20GB OC, chip, information processing units.

• Based on
  AMD Radeon RX 6950 XT AMD Radeon RX 7900 XT
• GPU Chip
  Navi 21 KXTX Navi 31 (RDNA 3)
• Execution units
  80 84
• Shader
  5120 5376
• Render Output Units
  128 192
• Texture Units
  320 336

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

• Memory Size
  16 GB 20 GB
• Memory Type
  GDDR6 GDDR6
• Memory Clock
  2.250 GHz 2.500 GHz
• Memory Speed
  18 Gbps 20 Gbps
• Memory Bandwith
  576 GB/s 800 GB/s
• Memory Interface
  256 bit 320 bit

Let's compare the memory frequency of graphics cards PowerColor Red Devil Radeon RX 6950 XT 16GB and AMD Radeon RX 7900 XT Phantom Gaming 20GB OC. The higher the better.

• Base Clock
  1.925 GHz 1.500 GHz
• Boost Clock
  2.435 GHz+ 5 % 2.450 GHz+ 2 %
• Avg (Game) Clock
  2.226 GHz+ 5 % 2.075 GHz
• Overclocking
  Yes Yes

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

• TDP
  335 W 300 W
• TDP (up)
  -- --
• Tjunction max
  -- --
• PCIe-Power
  3 x 8-Pin 2 x 8-Pin

Types and sizes of coolers for graphics card cooling system PowerColor Red Devil Radeon RX 6950 XT 16GB and AMD Radeon RX 7900 XT Phantom Gaming 20GB OC.

• Fan-Type
  Axial Axial
• Fan 1
  2 x 100 mm 3 x 100 mm
• Fan 2
  1 x 90 mm --
• Cooler-Type
  Air cooling Air cooling
• Noise (Idle)
  0 dB / Silent 0 dB / Silent
• Noise (Load)
  -- --

Connectivity and connections.

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

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

• Max. resolution
  7680x4320 7680x4320
• DirectX
  12_2 12_2 (Ultimate)
• Raytracing
  Yes Yes
• DLSS / FSR
  No Yes
• LED
  Addressable LED Addressable LED

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 / Encode

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

• Length
  320 mm 330 mm
• Height
  135 mm 140 mm
• Width
  62 mm 58 mm
• Width (Slots)
  3 PCIe-Slots 3 PCIe-Slots
• Weight
  -- 1450 g

Comparison of interfaces and release dates for GPU AMD Radeon RX 7900 XT Phantom Gaming 20GB OC and PowerColor Red Devil Radeon RX 6950 XT 16GB.

• GPU Interface
  PCIe 4.0 x 16 PCIe 4 x 16
• Release date
  Q2/2022 Q4/2022
• Release price
  -- --
• Structure size
  7 nm 5 nm
• Part-no
  AXRX 6950 XT 16GBD6-3DHE/OC RX7900XT PG 20GO
• Documents
  data sheet data sheet