AMD Radeon Pro 455 vs NVIDIA GeForce RTX 3080 Ti Mobile

VS

AMD Radeon Pro 455

NVIDIA GeForce RTX 3080 Ti Mobile

We compared two Mobile platform GPUs: 2GB VRAM Radeon Pro 455 and 16GB VRAM GeForce RTX 3080 Ti Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro 455 's Advantages

Lower TDP (35W vs 115W)

NVIDIA GeForce RTX 3080 Ti Mobile 's Advantages

Released 5 years and 3 months late

Boost Clock1260MHz

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (512.0GB/s vs 81.28GB/s)

6656 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon Pro 455

1.313 TFLOPS

GeForce RTX 3080 Ti Mobile +1324%

18.71 TFLOPS

Radeon Pro 455

VS

GeForce RTX 3080 Ti Mobile

Graphics Card

Oct 2016

Release Date

Jan 2022

Radeon Pro Mac

Generation

GeForce 30 Mobile

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

810 MHz

-

Boost Clock

1260 MHz

1270 MHz

Memory Clock

2000 MHz

Memory

2GB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

256bit

81.28GB/s

Bandwidth

512.0GB/s

Render Config

12

Compute Units

-

SM Count

58

768

Shading Units

7424

48

TMUs

232

16

ROPs

96

-

Tensor Cores

232

-

RT Cores

58

16 KB (per CU)

L1 Cache

128 KB (per SM)

1024 KB

L2 Cache

4 MB

-

Theoretical Performance

13.68 GPixel/s

Pixel Rate

121.0 GPixel/s

41.04 GTexel/s

Texture Rate

292.3 GTexel/s

1313 GFLOPS

FP16 (half)

18.71 TFLOPS

1313 GFLOPS

FP32 (float)

18.71 TFLOPS

82.08 GFLOPS

FP64 (double)

292.3 GFLOPS

Board Design

35W

TDP

115W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Baffin

GPU Name

GA103S

Baffin PRO

GPU Variant

GN20-E8-A1

GCN 4.0

Architecture

Ampere

GlobalFoundries

Foundry

Samsung

14 nm

Process Size

8 nm

3 billion

Transistors

Unknown

123 mm²

Die Size

496 mm²

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

8.6

6.4

Shader Model

6.5

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