AMD Radeon R9 M395X vs AMD Radeon RX Vega 56 Mobile

VS

AMD Radeon R9 M395X AMD Radeon RX Vega 56 Mobile

We compared two Mobile platform GPUs: 8GB VRAM Radeon R9 M395X and 8GB VRAM Radeon RX Vega 56 Mobile 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 120W)

AMD Radeon RX Vega 56 Mobile 's Advantages

Released 3 years and 1 months late

Boost Clock1301MHz

Larger VRAM bandwidth (409.6GB/s vs 160.0GB/s)

1536 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 M395X

2.961 TFLOPS

Radeon RX Vega 56 Mobile +214%

9.326 TFLOPS

Radeon R9 M395X

VS

Radeon RX Vega 56 Mobile

Graphics Card

May 2015

Release Date

Jun 2018

Crystal System

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1138 MHz

-

Boost Clock

1301 MHz

1250 MHz

Memory Clock

800 MHz

Memory

8GB

Memory Size

8GB

GDDR5

Memory Type

HBM2

256bit

Memory Bus

2048bit

160.0GB/s

Bandwidth

409.6GB/s

Render Config

-

SM Count

-

32

Compute Units

56

2048

Shading Units

3584

128

TMUs

224

32

ROPs

64

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

4 MB

Theoretical Performance

23.14 GPixel/s

Pixel Rate

83.26 GPixel/s

92.54 GTexel/s

Texture Rate

291.4 GTexel/s

2.961 TFLOPS

FP16 (half)

18.65 TFLOPS

2.961 TFLOPS

FP32 (float)

9.326 TFLOPS

185.1 GFLOPS

FP64 (double)

582.8 GFLOPS

Graphics Processor

Amethyst

GPU Name

Vega 10

Amethyst XT

GPU Variant

Vega 10 XL (215-0894216)

GCN 3.0

Architecture

GCN 5.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

5 billion

Transistors

12.5 billion

366 mm²

Die Size

495 mm²

Board Design

75W

TDP

120W

-

Suggested PSU

-

No outputs

Outputs

1x HDMI 2.0b 3x DisplayPort 1.4a

None

Power Connectors

None

Graphics Features

12 (12_0)

DirectX

12 (12_1)

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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