AMD Radeon R9 M395X Mac Edition vs AMD Radeon Pro 555X

VS

AMD Radeon R9 M395X Mac Edition

AMD Radeon Pro 555X

We compared two Mobile platform GPUs: 4GB VRAM Radeon R9 M395X Mac Edition and 4GB VRAM Radeon Pro 555X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M395X Mac Edition 's Advantages

Larger VRAM bandwidth (174.7GB/s vs 94.08GB/s)

1280 additional rendering cores

AMD Radeon Pro 555X 's Advantages

Released 3 years and 2 months late

Lower TDP (75W vs 250W)

Score

Benchmark

FP32 (float)

Radeon R9 M395X Mac Edition +167%

3.723 TFLOPS

Radeon Pro 555X

1.393 TFLOPS

Radeon R9 M395X Mac Edition

VS

Radeon Pro 555X

Graphics Card

May 2015

Release Date

Jul 2018

Crystal System

Generation

Radeon Pro Mac

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

1365 MHz

Memory Clock

1470 MHz

Memory

4GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

174.7GB/s

Bandwidth

94.08GB/s

Render Config

32

Compute Units

12

-

2048

Shading Units

768

128

TMUs

48

32

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

1024 KB

-

Theoretical Performance

29.09 GPixel/s

Pixel Rate

14.51 GPixel/s

116.4 GTexel/s

Texture Rate

43.54 GTexel/s

3.723 TFLOPS

FP16 (half)

1393 GFLOPS

3.723 TFLOPS

FP32 (float)

1393 GFLOPS

232.7 GFLOPS

FP64 (double)

87.07 GFLOPS

Board Design

250W

TDP

75W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Amethyst

GPU Name

Polaris 21

Amethyst XT

GPU Variant

Polaris 21 PRO

GCN 3.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

5 billion

Transistors

3 billion

366 mm²

Die Size

123 mm²

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.0

OpenCL

2.1

1.2

Vulkan

1.2

-

6.3

Shader Model

6.4

Related GPU Comparisons

1

AMD Radeon R9 M395X Mac Edition vs NVIDIA GeForce RTX 2080 SUPER Mobile

2

AMD Radeon R9 M395X Mac Edition vs ATI Mobility Radeon HD 3430

3

AMD Radeon R9 M395X Mac Edition vs NVIDIA GeForce 945M

4

AMD Radeon R9 M395X Mac Edition vs NVIDIA GeForce RTX 2070 Mobile Refresh

5

AMD Radeon R9 M395X Mac Edition vs AMD Radeon RX Vega M GL

6

AMD Radeon R9 M395X Mac Edition vs AMD Radeon E8870

7

AMD Radeon R9 M395X Mac Edition vs NVIDIA GeForce RTX 4090 Max-Q

8

AMD Radeon R9 M395X Mac Edition vs AMD Radeon HD 7950M

9

AMD Radeon R9 M395X Mac Edition vs ATI Mobility Radeon X2500

10

AMD Radeon R9 M395X Mac Edition vs NVIDIA T600 Mobile

Related News

1

Intel Reports High Return Rates for Devices Featuring Snapdragon X Series; Qualcomm Counters with 'Industry Standard' Claim

2

Intel Confirms Panther Lake Adopts 18A Process, ES0 Samples Already Sent to Customers

3

Complete Lineup of Core Ultra 200HX/H/U and Core 200H/U Revealed: 31 Models to Dazzle the Eyes

4

Amechi Unveils V1 Mini PC: Only 0.33L Volume with 150W Power Consumption

5

iPhone 17 Series Set for Major Design Overhaul: Camera Module Transformed into Sleek Strip

6

The Thinnest iPhone Ever! iPhone 17 Air Reportedly Enters Foxconn's NPI Stage

7

Apple Allegedly Cancels M4 Extreme, Originally Planned for Mac Pro with 64-Core CPU and 160-Core GPU

8

Cyberpunk 2077 Update 2.2: Intel Arrow Lake Gaming Performance Soars by 33%!

9

Intel Finally Achieves Frame Generation! 'F1 24' Becomes the First XeSS 2 Game

10

World's First! Intel Arc B580 Graphics Card Arrives Early