NVIDIA GeForce RTX 4080 16 GB vs AMD Radeon RX 7800 XT. Specifications, performance, tests

Comparison of basic technical data of graphics cards NVIDIA GeForce RTX 4080 16 GB and AMD Radeon RX 7800 XT, chip, information processing units.

• Architecture
  Ada Lovelace RDNA 3
• CUDA Cores
  9728 -
• Execution Units
  9728 60
• GPU Chip
  AD103 Navi 32
• L1 Cache
  128 KB -
• L2 Cache
  64 MB -
• Render Output Units
  112 96
• Texture Units
  304 480
• AI Accelerators
  - 120
• Based on
  - AMD Radeon RX 7800 XT
• Compute Units
  - 60
• Ray Accelerators
  - 60
• RT Cores
  - 120
• Shader
  - 3840
• Streaming Multiprocessors
  - 60

Video memory capacity, type, bus width and bandwidth describe different properties. These values alone do not determine graphics performance.

• Memory Bandwidth
  716.8 GB/s 624 GB/s
• Memory Bus
  256 bit 256 bit
• Memory Clock
  1400 MHz 2250 MHz
• Memory Data Rate
  22.4 Gbps 19.5 Gbps
• Memory Size
  16 GB 16 GB
• Memory Type
  GDDR6X GDDR6
• Infinity Cache
  - 64 MB

Published GPU clock frequencies describe different operating modes. Clock speed alone does not determine graphics performance.

• Base Clock
  2210 MHz 1800 MHz
• Boost Clock
  2510 MHz 2430 MHz
• Game Clock
  - 2124 MHz
• Overclocking
  - Yes

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

• Maximum GPU Temperature
  90 °C -
• System Power Supply
  750 W (System power requirement) 700 W (System power requirement)
• TDP
  320 W 300 W+ 20 %
• Total Graphics Power
  320 W -
• Maximum Junction Temperature
  - -
• TDP (up)
  - -
• Typical Board Power
  - 263 W

Types and sizes of coolers for graphics card cooling system NVIDIA GeForce RTX 4080 16 GB and AMD Radeon RX 7800 XT.

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

Connectivity and connections.

• DisplayPort Ports
  3 × DisplayPort 3 × DisplayPort 2.1
• HDCP Version
  2.3 2.3
• HDMI Ports
  1 × HDMI 2.1 1 × HDMI 2.1a
• Max. Displays
  4 4
• Other Display Outputs (unparsed)
  HDMI -
• PCIe Interface
  PCIe 4.0 x16 PCIe 4.0 x16
• Power Connectors
  3x PCIe 8-pin cables (adapter in box) OR 1x 450 W or greater PCIe Gen 5 cable 2x8-Pin
• DVI Ports
  - -
• HDMI Version
  - 2.1
• USB-C Ports
  - -
• VGA Ports
  - -

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

• CUDA
  8.9 -
• DirectX
  12.2 12_2 (Ultimate)
• Max. resolution
  3840 × 2160 7680 × 4320
• OpenCL
  3.0 -
• OpenGL
  4.6 -
• Shader Model
  6.7 -
• Vulkan
  1.3 -
• DLSS / FSR
  - Yes
• LED
  - No LED lighting
• Raytracing
  - Yes

Built-in support for video and image compression standards.

• AV1
  - Decode / Encode
• 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
  61 mm -
• Length
  310 mm -
• Slot Size
  Triple-slot -
• Width
  140 mm -
• Weight
  - -

Comparison of interfaces and release dates for GPU AMD Radeon RX 7800 XT and NVIDIA GeForce RTX 4080 16 GB.

• Manufacturer specification scope
  NVIDIA Founders Edition/reference design. Clock specifications apply to gaming use. AIB shipping specifications and complete-system power needs may differ. -
• Process Technology
  4 nm 5 nm
• Release date
  Q3/2022 2023
• Documents
  - -
• Launch Price (historical)
  - 799 $
• Part Number
  - -

• FP16 (theoretical)
  48.74 TFLOPS (1:1) -
• FP32 (theoretical)
  48.74 TFLOPS -
• FP64 (theoretical)
  761.5 GFLOPS (1:64) -
• Pixel Rate
  280.6 GPixel/s -
• Texture Rate
  761.5 GTexel/s -