AMD Radeon E9173 PCIe vs AMD Radeon R9 M390 Mac Edition

VS

AMD Radeon E9173 PCIe AMD Radeon R9 M390 Mac Edition

We compared two Mobile platform GPUs: 2GB VRAM Radeon E9173 PCIe and 2GB VRAM Radeon R9 M390 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon E9173 PCIe 's Advantages

Released 2 years and 5 months late

Boost Clock1219MHz

Lower TDP (35W vs 80W)

AMD Radeon R9 M390 Mac Edition 's Advantages

Larger VRAM bandwidth (174.7GB/s vs 48.00GB/s)

512 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon E9173 PCIe

1.248 TFLOPS

Radeon R9 M390 Mac Edition +57%

1.962 TFLOPS

Radeon E9173 PCIe

VS

Radeon R9 M390 Mac Edition

Graphics Card

Oct 2017

Release Date

May 2015

Embedded

Generation

Crystal System

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

1124 MHz

Base Clock

-

1219 MHz

Boost Clock

-

1500 MHz

Memory Clock

1365 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

64bit

Memory Bus

256bit

48.00GB/s

Bandwidth

174.7GB/s

Render Config

-

SM Count

-

8

Compute Units

16

512

Shading Units

1024

32

TMUs

64

16

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

512 KB

Theoretical Performance

19.50 GPixel/s

Pixel Rate

30.66 GPixel/s

39.01 GTexel/s

Texture Rate

61.31 GTexel/s

1248 GFLOPS

FP16 (half)

-

1248 GFLOPS

FP32 (float)

1.962 TFLOPS

78.02 GFLOPS

FP64 (double)

122.6 GFLOPS

Graphics Processor

Lexa

GPU Name

Pitcairn

E9170

GPU Variant

Pitcairn PRO (215-0828062)

GCN 4.0

Architecture

GCN 1.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

2.2 billion

Transistors

2.8 billion

103 mm²

Die Size

212 mm²

Board Design

35W

TDP

80W

-

Suggested PSU

-

1x DisplayPort 1.4a 2x mini-DisplayPort 1.4a

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

1.2

Vulkan

1.2

-

CUDA

-

6.4

Shader Model

5.1

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