AMD Radeon R9 M395 Mac Edition vs NVIDIA GeForce RTX 4080 Max-Q

VS

AMD Radeon R9 M395 Mac Edition NVIDIA GeForce RTX 4080 Max-Q

We compared two Mobile platform GPUs: 2GB VRAM Radeon R9 M395 Mac Edition and 12GB VRAM GeForce RTX 4080 Max Q 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 7 years and 8 months late

Boost Clock1350MHz

More VRAM (12GB vs 2GB)

Larger VRAM bandwidth (336.0GB/s vs 174.7GB/s)

5632 additional rendering cores

Lower TDP (60W vs 250W)

Score

Benchmark

FP32 (float)

Radeon R9 M395 Mac Edition

2.989 TFLOPS

GeForce RTX 4080 Max Q +570%

20.04 TFLOPS

Radeon R9 M395 Mac Edition

VS

GeForce RTX 4080 Max Q

Graphics Card

May 2015

Release Date

Jan 2023

Crystal System

Generation

GeForce 40 Mobile

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

795 MHz

-

Boost Clock

1350 MHz

1365 MHz

Memory Clock

1750 MHz

Memory

2GB

Memory Size

12GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

192bit

174.7GB/s

Bandwidth

336.0GB/s

Render Config

-

SM Count

58

28

Compute Units

-

1792

Shading Units

7424

112

TMUs

232

32

ROPs

80

-

Tensor Cores

232

-

RT Cores

58

-

L1 Cache

128 KB (per SM)

-

L2 Cache

48 MB

Theoretical Performance

26.69 GPixel/s

Pixel Rate

108.0 GPixel/s

93.41 GTexel/s

Texture Rate

313.2 GTexel/s

-

FP16 (half)

20.04 TFLOPS

2.989 TFLOPS

FP32 (float)

20.04 TFLOPS

373.6 GFLOPS

FP64 (double)

313.2 GFLOPS

Graphics Processor

Amethyst

GPU Name

AD104

Amethyst PRO (216-0872004)

GPU Variant

GN21-X9

GCN 3.0

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

28 nm

Process Size

4 nm

5 billion

Transistors

35.8 billion

366 mm²

Die Size

295 mm²

Board Design

250W

TDP

60W

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.0

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

8.9

6.3

Shader Model

6.7

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