AMD Radeon E9171 MCM vs AMD Radeon RX 580 Mobile

VS

AMD Radeon E9171 MCM AMD Radeon RX 580 Mobile

We compared two Mobile platform GPUs: 4GB VRAM Radeon E9171 MCM and 8GB VRAM Radeon RX 580 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon E9171 MCM 's Advantages

Released 6 months late

Boost Clock has increased by 13% (1219MHz vs 1077MHz)

Lower TDP (40W vs 100W)

AMD Radeon RX 580 Mobile 's Advantages

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (256.0GB/s vs 96.00GB/s)

1792 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon E9171 MCM

1.248 TFLOPS

Radeon RX 580 Mobile +297%

4.963 TFLOPS

Radeon E9171 MCM

VS

Radeon RX 580 Mobile

Graphics Card

Oct 2017

Release Date

Apr 2017

Embedded

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

1124 MHz

Base Clock

1000 MHz

1219 MHz

Boost Clock

1077 MHz

1500 MHz

Memory Clock

2000 MHz

Memory

4GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

96.00GB/s

Bandwidth

256.0GB/s

Render Config

-

SM Count

-

8

Compute Units

36

512

Shading Units

2304

32

TMUs

144

16

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

2 MB

Theoretical Performance

19.50 GPixel/s

Pixel Rate

34.46 GPixel/s

39.01 GTexel/s

Texture Rate

155.1 GTexel/s

1248 GFLOPS

FP16 (half)

4.963 TFLOPS

1248 GFLOPS

FP32 (float)

4.963 TFLOPS

78.02 GFLOPS

FP64 (double)

310.2 GFLOPS

Graphics Processor

Lexa

GPU Name

Polaris 20

Lexa MCM Pro

GPU Variant

Polaris 20M XT

GCN 4.0

Architecture

GCN 4.0

GlobalFoundries

Foundry

GlobalFoundries

14 nm

Process Size

14 nm

2.2 billion

Transistors

5.7 billion

103 mm²

Die Size

232 mm²

Board Design

40W

TDP

100W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2

Vulkan

1.2

-

CUDA

-

6.4

Shader Model

6.4

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