AMD Radeon RX 7800 XT vs NVIDIA GeForce RTX 4080 12 GB. Specifications, performance, tests

Comparison of basic technical data of graphics cards AMD Radeon RX 7800 XT and NVIDIA GeForce RTX 4080 12 GB, chip, information processing units.

• AI Accelerators
  120 -
• Architecture
  RDNA 3 Ada Lovelace
• Based on
  AMD Radeon RX 7800 XT -
• Compute Units
  60 -
• Execution Units
  60 7680
• GPU Chip
  Navi 32 AD104
• Ray Accelerators
  60 -
• Render Output Units
  96 80
• RT Cores
  120 -
• Shader
  3840 -
• Streaming Multiprocessors
  60 -
• Texture Units
  480 240
• L1 Cache
  - 128 KB
• L2 Cache
  - 48 MB

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

• Infinity Cache
  64 MB -
• Memory Bandwidth
  624 GB/s 504.2 GB/s
• Memory Bus
  256 bit -
• Memory Clock
  2250 MHz 1313 MHz
• Memory Data Rate
  19.5 Gbps 21 Gbps
• Memory Size
  16 GB 12 GB
• Memory Type
  GDDR6 GDDR6X

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

• Base Clock
  1800 MHz 2310 MHz
• Boost Clock
  2430 MHz 2610 MHz
• Game Clock
  2124 MHz -
• Overclocking
  Yes -

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

• Maximum Junction Temperature
  - -
• System Power Supply
  700 W (System power requirement) 600 W (PSU recommendation)
• TDP
  300 W+ 20 % 285 W
• TDP (up)
  - -
• Typical Board Power
  263 W -

Types and sizes of coolers for graphics card cooling system AMD Radeon RX 7800 XT and NVIDIA GeForce RTX 4080 12 GB.

• 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 2.1 3 × DisplayPort 1.4a
• DVI Ports
  - -
• HDCP Version
  2.3 -
• HDMI Ports
  1 × HDMI 2.1a 1 × HDMI 2.1
• HDMI Version
  2.1 -
• Max. Displays
  4 4
• PCIe Interface
  PCIe 4.0 x16 PCIe 4.0 x16
• Power Connectors
  2x8-Pin 1x 16-pin
• USB-C Ports
  - -
• VGA Ports
  - -

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

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

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
  - -
• Length
  - 267 mm
• Slot Size
  - Dual-slot
• Weight
  - -
• Width
  - 112 mm

Comparison of interfaces and release dates for GPU NVIDIA GeForce RTX 4080 12 GB and AMD Radeon RX 7800 XT.

• Documents
  - -
• Launch Price (historical)
  799 $ -
• Part Number
  - -
• Process Technology
  5 nm 4 nm
• Release date
  2023 Q3/2022

• FP16 (theoretical)
  - 40.09 TFLOPS (1:1)
• FP32 (theoretical)
  - 40.09 TFLOPS
• FP64 (theoretical)
  - 626.4 GFLOPS (1:64)
• Pixel Rate
  - 208.8 GPixel/s
• Texture Rate
  - 626.4 GTexel/s