NVIDIA GeForce RTX 4090 vs NVIDIA GeForce RTX 5080

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GeForce RTX 4090 compared with GeForce RTX 5080

	NVIDIAGeForce RTX 4090	NVIDIAGeForce RTX 5080
Overview
Released
Released	October 2022	January 2025
Performance
Chip maker
Chip maker	NVIDIA	NVIDIA
Architecture
Architecture	Ada Lovelace	Blackwell
Shader cores
Shader cores	16,384	10,752
Boost clock
Boost clock	2,520 MHz	2,617 MHz (better)
Architecture
Architecture	AD102 GPU; 128 SMs, 512 texture units, 176 ROPs	GB203 GPU; 84 SMs
Manufacturing process
Manufacturing process	TSMC 4N NVIDIA custom process; 76.3 billion transistors; 608.5 mm² die	TSMC 4nm (4N NVIDIA custom process); 45.6 billion transistors; 378 mm² die
Ray tracing
Ray tracing	128 third-generation RT Cores; 191 RT TFLOPS	84 fourth-generation RT Cores; 171 RT TFLOPS
AI cores
AI cores	512 fourth-generation Tensor Cores; 1321 AI TOPS	336 fifth-generation Tensor Cores; 1801 AI TOPS
Upscaling and frame generation
Upscaling and frame generation	DLSS 3.5 with Super Resolution, DLAA, Ray Reconstruction and Frame Generation	DLSS 4.5 with Super Resolution, DLAA, Ray Reconstruction, Frame Generation, Multi Frame Generation and Dynamic Multi Frame Generation
Base clock
Base clock	2.23 GHz	2.30 GHz
Cache
Cache	72 MB L2	64 MB L2
Memory
Video memory
Video memory	24 GB GDDR6X (better)	16 GB GDDR7
Memory bus
Memory bus	384-bit (better)	256-bit
Memory bandwidth
Memory bandwidth	1,008 GB/s (better)	960 GB/s
Memory detail
Memory detail	GDDR6X at 21 Gbps	GDDR7 at 30 Gbps
Connections and power
Board power
Board power	450 W	360 W (better)
Interface
Interface	PCIe 4.0	PCIe 5.0
Display outputs
Display outputs	3 × DisplayPort 1.4a, 1 × HDMI 2.1a; up to 4 displays; HDCP 2.3	3 × DisplayPort 2.1b (UHBR20), 1 × HDMI 2.1b; up to 4 displays; HDCP 2.3
Maximum resolution
Maximum resolution	4K at 240 Hz or 8K at 60 Hz with DSC, HDR	4K at 480 Hz or 8K at 165 Hz with DSC
Power connector
Power connector	1 × 450 W or greater PCIe Gen 5 cable, or 3 × PCIe 8-pin cables with the adapter in the box	1 × 450 W or greater PCIe Gen 5 cable, or 3 × PCIe 8-pin cables with the adapter in the box
Recommended power supply
Recommended power supply	850 W	850 W
Slot width
Slot width	3-slot, 61 mm (Founders Edition)	2-slot (Founders Edition)
Size (reference card)
Size (reference card)	304 × 137 mm, 3-slot (Founders Edition)	304 × 137 mm, 2-slot (Founders Edition)
Video encode and decode
Video encode and decode	2 × eighth-generation NVENC, 1 × fifth-generation NVDEC; AV1 encode and decode	2 × ninth-generation NVENC, 2 × sixth-generation NVDEC; AV1 encode and decode