NVIDIA GeForce RTX 3080 Ti vs NVIDIA GeForce RTX 5090

VS

NVIDIA GeForce RTX 3080 Ti NVIDIA GeForce RTX 5090

We compared two Desktop platform GPUs: 12GB VRAM GeForce RTX 3080 Ti and 28GB VRAM GeForce RTX 5090 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 Ti 's Advantages

Larger VRAM bandwidth (912.4GB/s vs 280.0GB/s)

Lower TDP (350W vs 500W)

NVIDIA GeForce RTX 5090 's Advantages

Released 3 years and 8 months late

Boost Clock has increased by 51% (2520MHz vs 1665MHz)

More VRAM (28GB vs 12GB)

10240 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce RTX 3080 Ti

34.1 TFLOPS

GeForce RTX 5090 +202%

103.2 TFLOPS

GeForce RTX 3080 Ti

VS

GeForce RTX 5090

Graphics Card

May 2021

Release Date

Jan 2025

GeForce 30

Generation

GeForce 50

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 5.0 x16

Clock Speeds

1365 MHz

Base Clock

2235 MHz

1665 MHz

Boost Clock

2520 MHz

1188 MHz

Memory Clock

2500 MHz

Memory

12GB

Memory Size

28GB

GDDR6X

Memory Type

GDDR7

384bit

Memory Bus

448bit

912.4GB/s

Bandwidth

280.0GB/s

Render Config

80

SM Count

160

-

Compute Units

-

10240

Shading Units

20480

320

TMUs

640

112

ROPs

192

320

Tensor Cores

640

80

RT Cores

160

128 KB (per SM)

L1 Cache

128 KB (per SM)

6 MB

L2 Cache

88 MB

Theoretical Performance

186.5 GPixel/s

Pixel Rate

483.8 GPixel/s

532.8 GTexel/s

Texture Rate

1613 GTexel/s

34.10 TFLOPS

FP16 (half)

103.2 TFLOPS

34.10 TFLOPS

FP32 (float)

103.2 TFLOPS

532.8 GFLOPS

FP64 (double)

1.613 TFLOPS

Graphics Processor

GA102

GPU Name

GB202

GA102-225-A1

GPU Variant

GB202

Ampere

Architecture

Blackwell 2.0

Samsung

Foundry

TSMC

8 nm

Process Size

0 nm

28.3 billion

Transistors

Unknown

628 mm²

Die Size

Unknown

Board Design

350W

TDP

500W

750 W

Suggested PSU

900 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

1x 12-pin

Power Connectors

1x 16-pin

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

8.6

CUDA

9.1

6.6

Shader Model

6.7

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