AMD Radeon R9 M395X vs AMD Radeon RX Vega M GL

VS

AMD Radeon R9 M395X AMD Radeon RX Vega M GL

We compared two Mobile platform GPUs: 8GB VRAM Radeon R9 M395X and 4GB VRAM Radeon RX Vega M GL to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M395X 's Advantages

More VRAM (8GB vs 4GB)

768 additional rendering cores

AMD Radeon RX Vega M GL 's Advantages

Released 2 years and 9 months late

Boost Clock1011MHz

Larger VRAM bandwidth (179.2GB/s vs 160.0GB/s)

Lower TDP (65W vs 75W)

Score

Benchmark

FP32 (float)

Radeon R9 M395X +14%

2.961 TFLOPS

Radeon RX Vega M GL

2.588 TFLOPS

Radeon R9 M395X

VS

Radeon RX Vega M GL

Graphics Card

May 2015

Release Date

Feb 2018

Crystal System

Generation

Vega

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

IGP

Clock Speeds

-

Base Clock

931 MHz

-

Boost Clock

1011 MHz

1250 MHz

Memory Clock

700 MHz

Memory

8GB

Memory Size

4GB

GDDR5

Memory Type

HBM2

256bit

Memory Bus

1024bit

160.0GB/s

Bandwidth

179.2GB/s

Render Config

-

SM Count

-

32

Compute Units

20

2048

Shading Units

1280

128

TMUs

80

32

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

1024 KB

Theoretical Performance

23.14 GPixel/s

Pixel Rate

32.35 GPixel/s

92.54 GTexel/s

Texture Rate

80.88 GTexel/s

2.961 TFLOPS

FP16 (half)

2.588 TFLOPS

2.961 TFLOPS

FP32 (float)

2.588 TFLOPS

185.1 GFLOPS

FP64 (double)

161.8 GFLOPS

Graphics Processor

Amethyst

GPU Name

Polaris 22

Amethyst XT

GPU Variant

VegaM XL (D715A714)

GCN 3.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

5 billion

Transistors

5 billion

366 mm²

Die Size

208 mm²

Board Design

75W

TDP

65W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.0

OpenCL

2.1

1.2

Vulkan

1.2

-

CUDA

-

6.3

Shader Model

6.4

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