AMD Radeon R9 M395X vs NVIDIA GeForce RTX 2080 Max Q

VS

AMD Radeon R9 M395X NVIDIA GeForce RTX 2080 Max Q

We compared two Mobile platform GPUs: 8GB VRAM Radeon R9 M395X 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

AMD Radeon R9 M395X 's Advantages

Lower TDP (75W vs 80W)

NVIDIA GeForce RTX 2080 Max Q 's Advantages

Released 3 years and 8 months late

Boost Clock1095MHz

Larger VRAM bandwidth (384.0GB/s vs 160.0GB/s)

896 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 M395X

2.961 TFLOPS

GeForce RTX 2080 Max Q +117%

6.447 TFLOPS

Radeon R9 M395X

VS

GeForce RTX 2080 Max Q

Graphics Card

May 2015

Release Date

Jan 2019

Crystal System

Generation

GeForce 20 Mobile

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

735 MHz

-

Boost Clock

1095 MHz

1250 MHz

Memory Clock

1500 MHz

Memory

8GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

256bit

160.0GB/s

Bandwidth

384.0GB/s

Render Config

-

SM Count

46

32

Compute Units

-

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

23.14 GPixel/s

Pixel Rate

70.08 GPixel/s

92.54 GTexel/s

Texture Rate

201.5 GTexel/s

2.961 TFLOPS

FP16 (half)

12.89 TFLOPS

2.961 TFLOPS

FP32 (float)

6.447 TFLOPS

185.1 GFLOPS

FP64 (double)

201.5 GFLOPS

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

Board Design

75W

TDP

80W

-

Suggested PSU

-

No outputs

Outputs

No outputs

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

7.5

6.3

Shader Model

6.6

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