NVIDIA GeForce RTX 3090 vs NVIDIA GeForce RTX 2080 Ti 12 GB

VS

NVIDIA GeForce RTX 3090

NVIDIA GeForce RTX 2080 Ti 12 GB

We compared two Desktop platform GPUs: 24GB VRAM GeForce RTX 3090 and 12GB VRAM GeForce RTX 2080 Ti 12 GB to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3090 's Advantages

Boost Clock has increased by 4% (1695MHz vs 1635MHz)

More VRAM (24GB vs 12GB)

Larger VRAM bandwidth (936.2GB/s vs 768.0GB/s)

5888 additional rendering cores

NVIDIA GeForce RTX 2080 Ti 12 GB 's Advantages

Lower TDP (250W vs 350W)

Score

Benchmark

FP32 (float)

GeForce RTX 3090 +136%

35.58 TFLOPS

GeForce RTX 2080 Ti 12 GB

15.07 TFLOPS

GeForce RTX 3090

VS

GeForce RTX 2080 Ti 12 GB

Graphics Card

Sep 2020

Release Date

Unknown

GeForce 30

Generation

GeForce 20

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1395 MHz

Base Clock

1350 MHz

1695 MHz

Boost Clock

1635 MHz

1219 MHz

Memory Clock

2000 MHz

Memory

24GB

Memory Size

12GB

GDDR6X

Memory Type

GDDR6

384bit

Memory Bus

384bit

936.2GB/s

Bandwidth

768.0GB/s

Render Config

-

82

SM Count

72

10496

Shading Units

4608

328

TMUs

288

112

ROPs

96

328

Tensor Cores

576

82

RT Cores

72

128 KB (per SM)

L1 Cache

64 KB (per SM)

6 MB

L2 Cache

6 MB

-

Theoretical Performance

189.8 GPixel/s

Pixel Rate

157.0 GPixel/s

556.0 GTexel/s

Texture Rate

470.9 GTexel/s

35.58 TFLOPS

FP16 (half)

30.14 TFLOPS

35.58 TFLOPS

FP32 (float)

15.07 TFLOPS

556.0 GFLOPS

FP64 (double)

470.9 GFLOPS

Board Design

350W

TDP

250W

750 W

Suggested PSU

600 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x HDMI 2.03x DisplayPort 1.4a1x USB Type-C

1x 12-pin

Power Connectors

2x 8-pin

Graphics Processor

GA102

GPU Name

TU102

GA102-300-A1

GPU Variant

TU102-350-A1

Ampere

Architecture

Turing

Samsung

Foundry

TSMC

8 nm

Process Size

12 nm

28.3 billion

Transistors

18.6 billion

628 mm²

Die Size

754 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

8.6

CUDA

7.5

6.6

Shader Model

6.8

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