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GeForce RTX 4090GeForce RTX 4080
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Width
Depth
Weight
Price$ 1,599
Release DateQ4 2022Q4 2022
ArchitectureADA LovelaceADA Lovelace
Lithography5nm5nm
GPU Engine
CUDA Cores163849728
GPU Boost Clock2520 MHz2510 MHz
GPU Base Clock2230 MHz2210 MHz
Shader TFLOPS83 TFLOPS49 TFLOPS
Memory Specifications
Video Memory24 GB16 GB
Memory TypeGDDR6XGDDR6X
Memory Bus Width384-bit256-bit
Technology Support
Ray Tracing3rd Generation; 191 TFLOPS3rd Generation; 113 TFLOPS
Tensor Cores4th Generation; 1321 TFLOPS4th Generation; 780 TFLOPS
NVIDIA DLSSYes 3.5Yes 3.5
NVIDIA ReflexYesYes
NVIDIA BroadcastYesYes
EncoderUp to AV1 NVENC encoder (8th Gen)Up to AV1 NVENC encoder (8th Gen)
Resizable BARYesYes
Virtual Reality (VR)YesYes
G-SyncYesYes
HDCP2.32.3
DirectX12 Ultimate (feature level 12_2)12 Ultimate (feature level 12_2)
Connectivity
PCI E4.04.0
Video Connectors1x HDMI, 3X DP1x HDMI, 3X DP
Display Support
4K compatibleYes 240HzYes 240Hz
8K compatibleYes 60Hz with DSC, HDRYes 60Hz with DSC, HDR
Power
Total Graphics Power (TGP)450W320W
Connector3x PCIe x8 adapter3x PCIe x8 adapter