AMD Radeon R9 M295X Mac Edition vs NVIDIA GeForce RTX 2080 Max Q

VS

AMD Radeon R9 M295X Mac Edition

NVIDIA GeForce RTX 2080 Max Q

We compared two Mobile platform GPUs: 4GB VRAM Radeon R9 M295X Mac Edition and 8GB VRAM GeForce RTX 2080 Max Q to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 2080 Max Q 's Advantages

Released 4 years and 2 months late

Boost Clock1095MHz

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (384.0GB/s vs 174.3GB/s)

896 additional rendering cores

Lower TDP (80W vs 250W)

Score

Benchmark

FP32 (float)

Radeon R9 M295X Mac Edition

3.482 TFLOPS

GeForce RTX 2080 Max Q +85%

6.447 TFLOPS

Radeon R9 M295X Mac Edition

VS

GeForce RTX 2080 Max Q

Graphics Card

Nov 2014

Release Date

Jan 2019

Crystal System

Generation

GeForce 20 Mobile

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

735 MHz

-

Boost Clock

1095 MHz

1362 MHz

Memory Clock

1500 MHz

Memory

4GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

256bit

174.3GB/s

Bandwidth

384.0GB/s

Render Config

32

Compute Units

-

SM Count

46

2048

Shading Units

2944

128

TMUs

184

32

ROPs

64

-

Tensor Cores

368

-

RT Cores

46

16 KB (per CU)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

4 MB

-

Theoretical Performance

27.20 GPixel/s

Pixel Rate

70.08 GPixel/s

108.8 GTexel/s

Texture Rate

201.5 GTexel/s

3.482 TFLOPS

FP16 (half)

12.89 TFLOPS

3.482 TFLOPS

FP32 (float)

6.447 TFLOPS

217.6 GFLOPS

FP64 (double)

201.5 GFLOPS

Board Design

250W

TDP

80W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Amethyst

GPU Name

TU104

Amethyst XT

GPU Variant

N18E-G3-A1

GCN 3.0

Architecture

Turing

TSMC

Foundry

TSMC

28 nm

Process Size

12 nm

5 billion

Transistors

13.6 billion

366 mm²

Die Size

545 mm²

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

7.5

6.3

Shader Model

6.6

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