NVIDIA GeForce RTX 3080 Ti 20 GB vs NVIDIA GeForce RTX 5070 Ti

VS

NVIDIA GeForce RTX 3080 Ti 20 GB

NVIDIA GeForce RTX 5070 Ti

We compared two Desktop platform GPUs: 20GB VRAM GeForce RTX 3080 Ti 20 GB and 16GB VRAM GeForce RTX 5070 Ti 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

More VRAM (20GB vs 16GB)

1280 additional rendering cores

NVIDIA GeForce RTX 5070 Ti 's Advantages

Released 3 years late

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

Larger VRAM bandwidth (894.7GB/s vs 760.3GB/s)

Lower TDP (285W vs 350W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 Ti 20 GB

34.1 TFLOPS

GeForce RTX 5070 Ti +32%

45.16 TFLOPS

GeForce RTX 3080 Ti 20 GB

VS

GeForce RTX 5070 Ti

Graphics Card

Jan 2022

Release Date

Jan 2025

GeForce 30

Generation

GeForce 50

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 5.0 x16

Clock Speeds

1335 MHz

Base Clock

2235 MHz

1665 MHz

Boost Clock

2520 MHz

1188 MHz

Memory Clock

2205 MHz

Memory

20GB

Memory Size

16GB

GDDR6X

Memory Type

GDDR7

320bit

Memory Bus

256bit

760.3GB/s

Bandwidth

894.7GB/s

Render Config

-

80

SM Count

70

10240

Shading Units

8960

320

TMUs

280

112

ROPs

128

320

Tensor Cores

280

80

RT Cores

70

128 KB (per SM)

L1 Cache

128 KB (per SM)

6 MB

L2 Cache

64 MB

-

Theoretical Performance

186.5 GPixel/s

Pixel Rate

322.6 GPixel/s

532.8 GTexel/s

Texture Rate

705.6 GTexel/s

34.10 TFLOPS

FP16 (half)

45.16 TFLOPS

34.10 TFLOPS

FP32 (float)

45.16 TFLOPS

532.8 GFLOPS

FP64 (double)

705.6 GFLOPS

Board Design

350W

TDP

285W

750 W

Suggested PSU

600 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x HDMI 2.1 3x DisplayPort 2.1a

1x 12-pin

Power Connectors

1x 16-pin

Graphics Processor

GA102

GPU Name

GB203

GA102-225-A1

GPU Variant

GB203-200-A1

Ampere

Architecture

Blackwell 2.0

Samsung

Foundry

TSMC

8 nm

Process Size

0

28.3 billion

Transistors

Unknown

628 mm²

Die Size

377 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

10.1

6.6

Shader Model

6.8

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