Sapphire Toxic Radeon RX 6900 XT Extreme Edition vs AMD Radeon RX 7900 XT. Specifications, performance, tests

Comparison of basic technical data of graphics cards Sapphire Toxic Radeon RX 6900 XT Extreme Edition and AMD Radeon RX 7900 XT, chip, information processing units.

• Based on
  AMD Radeon RX 6900 XT AMD Radeon RX 7900 XT
• GPU Chip
  Navi 21 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 Speed
  2 GHz 20 Gbps
• Memory Bandwith
  512 GB/s 800 GB/s
• Memory Interface
  256 bit 320 bit

Let's compare the memory frequency of graphics cards Sapphire Toxic Radeon RX 6900 XT Extreme Edition and AMD Radeon RX 7900 XT. The higher the better.

• Base Clock
  1.825 GHz 1.500 GHz
• Boost Clock
  2.730 GHz+ 21 % 2.400 GHz
• Avg (Game) Clock
  2.375 GHz+ 18 % 2.000 GHz
• Overclocking
  Yes Yes

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

• TDP
  430 W+ 43 % 300 W
• TDP (up)
  -- --
• Tjunction max
  -- --
• PCIe-Power
  1 x 6-Pin, 2 x 8-Pin 2 x 8-Pin

Types and sizes of coolers for graphics card cooling system Sapphire Toxic Radeon RX 6900 XT Extreme Edition and AMD Radeon RX 7900 XT.

• Fan-Type
  Axial Axial
• Cooler-Type
  AIO water cooling Air cooling
• Fan 1
  3 x 120 mm 3 x 90 mm
• Noise (Idle)
  0 dB / Silent 0 dB / Silent
• Fan 2
  1 x 90 mm --
• 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 2x DP v2.1
• DVI Ports
  -- --
• VGA Ports
  -- --
• USB-C Ports
  -- 1

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 No LED lighting

Built-in support for video and image compression standards.

• h264
  Decode / Encode Decode / Encode
• VP8
  Decode / Encode Decode / Encode
• h265 / HEVC
  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
  270 mm 276 mm
• Height
  130 mm 113 mm
• Width
  45 mm 51 mm
• Width (Slots)
  3 PCIe-Slots 3 PCIe-Slots
• Weight
  1148 g --

Comparison of interfaces and release dates for GPU AMD Radeon RX 7900 XT and Sapphire Toxic Radeon RX 6900 XT Extreme Edition.

• GPU Interface
  PCIe 4.0 x 16 PCIe 4 x 16
• Release date
  Q1/2021 Q4/2022
• Release price
  1,499 $ 899 $
• Structure size
  7 nm 5 nm
• Part-no
  11308-08-20G --
• Documents
  data sheet data sheet