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GeForce RTX 4090 vs GeForce RTX 5090

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.

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Key Differences

  • GeForce RTX 5090 has more CUDA Cores (21760 vs 16384).
  • GeForce RTX 5090 has more Memory size (32 GB vs 24 GB).
  • GeForce RTX 5090 has more Memory bandwidth (1,790 GB/s vs 1,010 GB/s).
  • Boost clock: GeForce RTX 4090 has 2,520 MHz; GeForce RTX 5090 has 2,407 MHz.
  • TDP / TBP / board power: GeForce RTX 4090 has 450 W; GeForce RTX 5090 has 575 W.
  • Architecture: GeForce RTX 4090 has Ada Lovelace; GeForce RTX 5090 has Blackwell 2.0.
Row order:
Muted cells indicate unavailable, not applicable, or not directly comparable specifications.
Spec GeForce RTX 4090 GeForce RTX 5090
Overview
Product name NVIDIA GeForce RTX 4090 NVIDIA GeForce RTX 5090
Architecture Ada Lovelace Blackwell 2.0
Generation / family GeForce RTX 40 Series GeForce RTX 50 Series
GPU codename AD102 GB202
Launch date 2022-09-20 2025-01-30
Market segment Desktop, Flagship in GeForce RTX 40 Series Desktop, Flagship in GeForce RTX 50 Series
Board type / entry type Reference GPU Reference GPU
GPU
Process node TSMC 5 nm TSMC 5 nm
Die size 609 mm² 750 mm²
Transistor count 76.3 billion 92.2 billion
GPU chip AD102 GB202
SM / multiprocessor count 128 170
CUDA Cores 16384 21760
Tensor Cores 512 680
RT Cores 128 170
ROPs 176 176
TMUs 512 680
Clocks
Base / Core clock 2,235 MHz 2,017 MHz
Boost clock 2,520 MHz 2,407 MHz
Memory clock 1,313 MHz 1,750 MHz
Memory
Memory size 24 GB 32 GB
Memory type GDDR6X GDDR7
Memory bus width 384-bit 512-bit
Memory bandwidth 1,010 GB/s 1,790 GB/s
Bus / Interface
Bus interface PCIe 4.0 x16 PCIe 5.0 x16
AGP / PCI / PCIe distinction PCIe PCIe
Power
TDP / TBP / board power 450 W 575 W
Recommended PSU 850 W 950 W
Power connectors 1x 16-pin 1x 16-pin
Slot width Triple-slot, 304 mm length, 61 mm width Dual-slot, 304 mm length, 40 mm width
Display / Media
Display outputs 1x HDMI 2.1, 3x DisplayPort 1.4a 1x HDMI 2.1b, 3x DisplayPort 2.1b
Features
DirectX support DirectX 12.2 DirectX 12.2
OpenGL support OpenGL 4.6 OpenGL 4.6
Vulkan support Vulkan 1.4 Vulkan 1.4
CUDA support 8.9 12.0
Shader Model 6.8 6.8
Ray tracing support Hardware RT units present Hardware RT units present
Performance / Benchmarks
FP32 throughput 82.58 TFLOPS 104.8 TFLOPS
FP16 throughput 82.58 TFLOPS 104.8 TFLOPS

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