NVIDIA GeForce RTX 4080 Max-Q vs AMD Radeon Pro 555

VS

NVIDIA GeForce RTX 4080 Max-Q

AMD Radeon Pro 555

We compared two Mobile platform GPUs: 12GB VRAM GeForce RTX 4080 Max Q and 2GB VRAM Radeon Pro 555 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4080 Max-Q 's Advantages

Released 5 years and 7 months late

Boost Clock1350MHz

More VRAM (12GB vs 2GB)

Larger VRAM bandwidth (336.0GB/s vs 81.60GB/s)

6656 additional rendering cores

Lower TDP (60W vs 75W)

Score

Benchmark

FP32 (float)

GeForce RTX 4080 Max Q +1434%

20.04 TFLOPS

Radeon Pro 555

1.306 TFLOPS

GeForce RTX 4080 Max Q

VS

Radeon Pro 555

Graphics Card

Jan 2023

Release Date

Jun 2017

GeForce 40 Mobile

Generation

Radeon Pro Mac

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

795 MHz

Base Clock

-

1350 MHz

Boost Clock

-

1750 MHz

Memory Clock

1275 MHz

Memory

12GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

192bit

Memory Bus

128bit

336.0GB/s

Bandwidth

81.60GB/s

Render Config

-

Compute Units

12

58

SM Count

-

7424

Shading Units

768

232

TMUs

48

80

ROPs

16

232

Tensor Cores

-

58

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

48 MB

L2 Cache

1024 KB

-

Theoretical Performance

108.0 GPixel/s

Pixel Rate

13.60 GPixel/s

313.2 GTexel/s

Texture Rate

40.80 GTexel/s

20.04 TFLOPS

FP16 (half)

1306 GFLOPS

20.04 TFLOPS

FP32 (float)

1306 GFLOPS

313.2 GFLOPS

FP64 (double)

81.60 GFLOPS

Board Design

60W

TDP

75W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

AD104

GPU Name

Polaris 21

GN21-X9

GPU Variant

Polaris 21 PRO

Ada Lovelace

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

4 nm

Process Size

14 nm

35.8 billion

Transistors

3 billion

295 mm²

Die Size

123 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.2

8.9

CUDA

-

6.7

Shader Model

6.4

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