NVIDIA GeForce RTX 5090 vs NVIDIA GeForce RTX 4080

VS

NVIDIA GeForce RTX 5090

NVIDIA GeForce RTX 4080

We compared two Desktop platform GPUs: 32GB VRAM GeForce RTX 5090 and 16GB VRAM GeForce RTX 4080 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 5090 's Advantages

Released 2 years and 4 months late

Boost Clock has increased by 1% (2520MHz vs 2505MHz)

More VRAM (32GB vs 16GB)

Larger VRAM bandwidth (1.52TB/s vs 716.8GB/s)

12032 additional rendering cores

NVIDIA GeForce RTX 4080 's Advantages

Lower TDP (320W vs 500W)

Score

Benchmark

FP32 (float)

GeForce RTX 5090 +125%

109.7 TFLOPS

GeForce RTX 4080

48.74 TFLOPS

GeForce RTX 5090

VS

GeForce RTX 4080

Graphics Card

Jan 2025

Release Date

Sep 2022

GeForce 50

Generation

GeForce 40

Desktop

Type

Desktop

PCIe 5.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

2235 MHz

Base Clock

2205 MHz

2520 MHz

Boost Clock

2505 MHz

1875 MHz

Memory Clock

1400 MHz

Memory

32GB

Memory Size

16GB

GDDR7

Memory Type

GDDR6X

512bit

Memory Bus

256bit

1.52TB/s

Bandwidth

716.8GB/s

Render Config

-

170

SM Count

76

21760

Shading Units

9728

680

TMUs

304

192

ROPs

112

680

Tensor Cores

304

170

RT Cores

76

128 KB (per SM)

L1 Cache

128 KB (per SM)

88 MB

L2 Cache

64 MB

-

Theoretical Performance

483.8 GPixel/s

Pixel Rate

280.6 GPixel/s

1714 GTexel/s

Texture Rate

761.5 GTexel/s

109.7 TFLOPS

FP16 (half)

48.74 TFLOPS

109.7 TFLOPS

FP32 (float)

48.74 TFLOPS

1.714 TFLOPS

FP64 (double)

761.5 GFLOPS

Board Design

500W

TDP

320W

900 W

Suggested PSU

700 W

1x HDMI 2.1 3x DisplayPort 2.1a

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

1x 16-pin

Power Connectors

1x 16-pin

Graphics Processor

GB202

GPU Name

AD103

GB202-400-A1

GPU Variant

AD103-300-A1

Blackwell 2.0

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

4 nm

Process Size

5 nm

Unknown

Transistors

45.9 billion

Unknown

Die Size

379 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

10.1

CUDA

8.9

6.8

Shader Model

6.7

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