NVIDIA GeForce RTX 3070 vs NVIDIA GeForce RTX 3080 Ti 20 GB

VS

NVIDIA GeForce RTX 3070

NVIDIA GeForce RTX 3080 Ti 20 GB

We compared two Desktop platform GPUs: 8GB VRAM GeForce RTX 3070 and 20GB VRAM GeForce RTX 3080 Ti 20 GB to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3070 's Advantages

Boost Clock has increased by 4% (1725MHz vs 1665MHz)

Lower TDP (220W vs 350W)

NVIDIA GeForce RTX 3080 Ti 20 GB 's Advantages

Released 1 years and 4 months late

More VRAM (20GB vs 8GB)

Larger VRAM bandwidth (760.3GB/s vs 448.0GB/s)

4352 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce RTX 3070

20.31 TFLOPS

GeForce RTX 3080 Ti 20 GB +67%

34.1 TFLOPS

GeForce RTX 3070

VS

GeForce RTX 3080 Ti 20 GB

Graphics Card

Sep 2020

Release Date

Jan 2022

GeForce 30

Generation

GeForce 30

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1500 MHz

Base Clock

1335 MHz

1725 MHz

Boost Clock

1665 MHz

1750 MHz

Memory Clock

1188 MHz

Memory

8GB

Memory Size

20GB

GDDR6

Memory Type

GDDR6X

256bit

Memory Bus

320bit

448.0GB/s

Bandwidth

760.3GB/s

Render Config

-

46

SM Count

80

5888

Shading Units

10240

184

TMUs

320

96

ROPs

112

184

Tensor Cores

320

46

RT Cores

80

128 KB (per SM)

L1 Cache

128 KB (per SM)

4 MB

L2 Cache

6 MB

-

Theoretical Performance

165.6 GPixel/s

Pixel Rate

186.5 GPixel/s

317.4 GTexel/s

Texture Rate

532.8 GTexel/s

20.31 TFLOPS

FP16 (half)

34.10 TFLOPS

20.31 TFLOPS

FP32 (float)

34.10 TFLOPS

317.4 GFLOPS

FP64 (double)

532.8 GFLOPS

Board Design

220W

TDP

350W

550 W

Suggested PSU

750 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

1x 12-pin

Power Connectors

1x 12-pin

Graphics Processor

GA104

GPU Name

GA102

GA104-300-A1

GPU Variant

GA102-225-A1

Ampere

Architecture

Ampere

Samsung

Foundry

Samsung

8 nm

Process Size

8 nm

17.4 billion

Transistors

28.3 billion

392 mm²

Die Size

628 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

8.6

6.6

Shader Model

6.6

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