GPU Wiki

GeForce RTX 4080 SUPER vs AMD Radeon RX 7900 XTX

Select up to four GPU Wiki entries to compare matching specifications row by row. The comparison uses the site database and keeps generation-specific specs visibly separate.

Swap Clear

Key Differences

  • AMD Radeon RX 7900 XTX has more Memory size (24 GB vs 16 GB).
  • AMD Radeon RX 7900 XTX has more Memory bandwidth (960.0 GB/s vs 736.3 GB/s).
  • Boost clock: GeForce RTX 4080 SUPER has 2,550 MHz; AMD Radeon RX 7900 XTX has 2500 MHz.
  • TDP / TBP / board power: GeForce RTX 4080 SUPER has 320 W; AMD Radeon RX 7900 XTX has 355 W.
  • Architecture: GeForce RTX 4080 SUPER has Ada Lovelace; AMD Radeon RX 7900 XTX has RDNA 3.
  • Launch date: GeForce RTX 4080 SUPER has 2024-01-08; AMD Radeon RX 7900 XTX has 2022-12-13.
Row order:
Muted cells indicate unavailable, not applicable, or not directly comparable specifications.
Spec GeForce RTX 4080 SUPER AMD Radeon RX 7900 XTX AMD
Overview
Product name NVIDIA GeForce RTX 4080 SUPER AMD Radeon RX 7900 XTX
Architecture Ada Lovelace RDNA 3
Generation / family GeForce RTX 40 Series Radeon RX 7000 Series
GPU codename AD103 Navi 31 XTX
Launch date 2024-01-08 2022-12-13
Launch MSRP Unknown 999
Market segment Desktop, High End in GeForce RTX 40 Series Desktop, Enthusiast
Board type / entry type Reference GPU Reference GPU
GPU
Process node TSMC 5 nm 5 nm GCD / 6 nm MCD
Die size 379 mm² 305 mm² GCD + 6×37.5 mm² MCD
Transistor count 45.9 billion 57700 million
GPU chip AD103 Navi 31
SM / multiprocessor count 80 96
Shader processors Raw counts do not scale linearly across architectures or generations. 10240 CUDA Cores 6144 Stream Processors
AI units Dedicated AI silicon differs significantly across vendors. Not directly comparable. 320 Tensor Cores Unknown AI Accelerators
RT units Dedicated RT unit counts do not scale the same way across vendors. 80 RT Cores 96 Ray Accelerators
ROPs 112 192
TMUs 320 384
Clocks
Base / Core clock 2,295 MHz 1855 MHz
Boost clock 2,550 MHz 2500 MHz
Memory clock 1,438 MHz 2500 MHz
Memory
Memory size 16 GB 24 GB
Memory type GDDR6X GDDR6
Memory bus width 256-bit 384-bit
Memory bandwidth 736.3 GB/s 960.0 GB/s
Bus / Interface
Bus interface PCIe 4.0 x16 PCIe 4.0 x16
AGP / PCI / PCIe distinction PCIe PCIe
Power
TDP / TBP / board power 320 W 355 W
Recommended PSU 700 W 750 W
Power connectors 1x 16-pin 3x 8-pin
Slot width Triple-slot, 310 mm length, 61 mm width Dual-slot
Display / Media
Display outputs 1x HDMI 2.1, 3x DisplayPort 1.4a 1x HDMI 2.1a, 2x DisplayPort 2.1, 1x USB Type-C
Features
DirectX support DirectX 12.2 DirectX 12 Ultimate
OpenGL support OpenGL 4.6 OpenGL 4.6
Vulkan support Vulkan 1.4 Vulkan 1.3
CUDA support 8.9 Not applicable
Shader Model 6.8 6.8
Ray tracing support Hardware RT units present Hardware RT units present
Performance / Benchmarks
FP32 throughput 52.22 TFLOPS 61.44 TFLOPS
FP16 throughput 52.22 TFLOPS 122.8 TFLOPS

© 2026 NVIDIA Club. Independent GPU history, guides, and hardware knowledge.

NVIDIA Club is an independent enthusiast and technical knowledge site. It is not affiliated with, endorsed by, or sponsored by NVIDIA Corporation.