NVIDIA GeForce RTX 4080 16 GB vs NVIDIA GeForce RTX 3090 Ti. Specifications

Comparison of basic technical data of graphics cards NVIDIA GeForce RTX 4080 16 GB and NVIDIA GeForce RTX 3090 Ti, chip, information processing units.

• Architecture
  Ada Lovelace Ampere
• CUDA Cores
  9728 10752
• Execution Units
  9728 -
• GPU Chip
  AD103 GA102-350-A1
• L1 Cache
  128 KB 128 KB
• L2 Cache
  64 MB 6 MB
• Render Output Units
  112 112
• Texture Units
  304 336
• Based on
  - GA102
• Shader
  - 10752

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 1,008 GB/s
• Memory Bus
  256 bit 384 bit
• Memory Clock
  1400 MHz -
• Memory Data Rate
  22.4 Gbps -
• Memory Size
  16 GB 24 GB
• Memory Type
  GDDR6X GDDR6X
• Memory Speed (legacy frequency label)
  - 1300 MHz

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

• Base Clock
  2210 MHz 1560 MHz
• Boost Clock
  2510 MHz 1860 MHz
• Overclocking
  - No

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

• Maximum GPU Temperature
  90 °C 92 °C
• System Power Supply
  750 W (System power requirement) 850 W (System power requirement)
• TDP
  320 W 450 W
• Total Graphics Power
  320 W -
• Graphics Card Power
  - 450 W

Connectivity and connections.

• DisplayPort Ports
  3 × DisplayPort 3 × DisplayPort 1.4a
• HDCP Version
  2.3 2.3
• HDMI Ports
  1 × HDMI 2.1 1 × HDMI 2.1
• Max. Displays
  4 4
• Other Display Outputs (unparsed)
  HDMI 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 3x PCIe 8-pin cables (adapter in box) OR 450W or greater PCIe Gen 5 cable

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

• CUDA
  8.9 -
• DirectX
  12.2 12_2
• Max. resolution
  3840 × 2160 7680 × 4320
• OpenCL
  3.0 3.0
• OpenGL
  4.6 4.6
• Shader Model
  6.7 6.6
• Vulkan
  1.3 1.3

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

• Height
  61 mm -
• Length
  310 mm -
• Slot Size
  Triple-slot -
• Width
  140 mm -

Comparison of interfaces and release dates for GPU NVIDIA GeForce RTX 3090 Ti 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. NVIDIA Founders Edition/reference design. Clock specifications apply to gaming use. AIB shipping specifications and complete-system power needs may differ.
• Official source
  https://www.nvidia.com/en-us/geforce/graphics-cards/compare/ https://www.nvidia.com/en-us/geforce/graphics-cards/compare/
• Process Technology
  4 nm 8 nm
• Release date
  Q3/2022 -
• Verification scope
  Explicit manufacturer fields refreshed; other original historical fields retained, not all reverified. Partial composite conflicts are preserved. Explicit manufacturer fields refreshed; other original historical fields retained, not all reverified. Partial composite conflicts are preserved.
• Verified on
  2026-09-30 2026-09-30

• FP16 (theoretical)
  48.74 TFLOPS (1:1) 40 TFLOPS
• FP32 (theoretical)
  48.74 TFLOPS 40 TFLOPS
• FP64 (theoretical)
  761.5 GFLOPS (1:64) 0.625 TFLOPS
• Pixel Rate
  280.6 GPixel/s 208.3 GPixel/s
• Texture Rate
  761.5 GTexel/s 625.0 GTexel/s