NVIDIA GeForce RTX 4080 Max-Q vs AMD Radeon 625 Mobile

VS

NVIDIA GeForce RTX 4080 Max-Q

AMD Radeon 625 Mobile

We compared two Mobile platform GPUs: 12GB VRAM GeForce RTX 4080 Max Q and 2GB VRAM Radeon 625 Mobile 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 3 years and 8 months late

Boost Clock has increased by 32% (1350MHz vs 1024MHz)

More VRAM (12GB vs 2GB)

Larger VRAM bandwidth (336.0GB/s vs 14.40GB/s)

7040 additional rendering cores

AMD Radeon 625 Mobile 's Advantages

Lower TDP (50W vs 60W)

Score

Benchmark

FP32 (float)

GeForce RTX 4080 Max Q +2449%

20.04 TFLOPS

Radeon 625 Mobile

0.786 TFLOPS

GeForce RTX 4080 Max Q

VS

Radeon 625 Mobile

Graphics Card

Jan 2023

Release Date

May 2019

GeForce 40 Mobile

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

795 MHz

Base Clock

730 MHz

1350 MHz

Boost Clock

1024 MHz

1750 MHz

Memory Clock

900 MHz

Memory

12GB

Memory Size

2GB

GDDR6

Memory Type

DDR3

192bit

Memory Bus

64bit

336.0GB/s

Bandwidth

14.40GB/s

Render Config

-

Compute Units

6

58

SM Count

-

7424

Shading Units

384

232

TMUs

24

80

ROPs

8

232

Tensor Cores

-

58

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

48 MB

L2 Cache

128 KB

-

Theoretical Performance

108.0 GPixel/s

Pixel Rate

8.192 GPixel/s

313.2 GTexel/s

Texture Rate

24.58 GTexel/s

20.04 TFLOPS

FP16 (half)

786.4 GFLOPS

20.04 TFLOPS

FP32 (float)

786.4 GFLOPS

313.2 GFLOPS

FP64 (double)

49.15 GFLOPS

Board Design

60W

TDP

50W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

AD104

GPU Name

Polaris 24

GN21-X9

GPU Variant

Polaris 24 XT (216-0867030)

Ada Lovelace

Architecture

GCN 3.0

TSMC

Foundry

TSMC

4 nm

Process Size

28 nm

35.8 billion

Transistors

1.55 billion

295 mm²

Die Size

125 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.0

1.3

Vulkan

1.2

8.9

CUDA

-

6.7

Shader Model

6.3

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