NVIDIA GeForce RTX 3080 Ti 20 GB vs NVIDIA TITAN RTX

VS

NVIDIA GeForce RTX 3080 Ti 20 GB

NVIDIA TITAN RTX

We compared two Desktop platform GPUs: 20GB VRAM GeForce RTX 3080 Ti 20 GB and 24GB VRAM TITAN RTX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 Ti 20 GB 's Advantages

Released 3 years and 1 months late

Larger VRAM bandwidth (760.3GB/s vs 672.0GB/s)

5632 additional rendering cores

NVIDIA TITAN RTX 's Advantages

Boost Clock has increased by 6% (1770MHz vs 1665MHz)

More VRAM (24GB vs 20GB)

Lower TDP (280W vs 350W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 Ti 20 GB +109%

34.1 TFLOPS

TITAN RTX

16.31 TFLOPS

Blender

GeForce RTX 3080 Ti 20 GB +98%

5956

TITAN RTX

2999

OctaneBench

GeForce RTX 3080 Ti 20 GB +76%

641

TITAN RTX

363

GeForce RTX 3080 Ti 20 GB

VS

TITAN RTX

Graphics Card

Jan 2022

Release Date

Dec 2018

GeForce 30

Generation

GeForce 20

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1335 MHz

Base Clock

1350 MHz

1665 MHz

Boost Clock

1770 MHz

1188 MHz

Memory Clock

1750 MHz

Memory

20GB

Memory Size

24GB

GDDR6X

Memory Type

GDDR6

320bit

Memory Bus

384bit

760.3GB/s

Bandwidth

672.0GB/s

Render Config

-

80

SM Count

72

10240

Shading Units

4608

320

TMUs

288

112

ROPs

96

320

Tensor Cores

576

80

RT Cores

72

128 KB (per SM)

L1 Cache

64 KB (per SM)

6 MB

L2 Cache

6 MB

-

Theoretical Performance

186.5 GPixel/s

Pixel Rate

169.9 GPixel/s

532.8 GTexel/s

Texture Rate

509.8 GTexel/s

34.10 TFLOPS

FP16 (half)

32.62 TFLOPS

34.10 TFLOPS

FP32 (float)

16.31 TFLOPS

532.8 GFLOPS

FP64 (double)

509.8 GFLOPS

Board Design

350W

TDP

280W

750 W

Suggested PSU

600 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x HDMI 2.0 3x DisplayPort 1.4a 1x USB Type-C

1x 12-pin

Power Connectors

2x 8-pin

Graphics Processor

GA102

GPU Name

TU102

GA102-225-A1

GPU Variant

TU102-400-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

6.6

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