AMD Radeon E9171 MCM vs AMD Radeon E9172 MXM

VS

AMD Radeon E9171 MCM AMD Radeon E9172 MXM

We compared two Mobile platform GPUs: 4GB VRAM Radeon E9171 MCM and 2GB VRAM Radeon E9172 MXM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon E9171 MCM 's Advantages

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (96.00GB/s vs 48.00GB/s)

AMD Radeon E9172 MXM 's Advantages

Lower TDP (35W vs 40W)

Score

Benchmark

FP32 (float)

Radeon E9171 MCM

1.248 TFLOPS

Radeon E9172 MXM

1.248 TFLOPS

Radeon E9171 MCM

VS

Radeon E9172 MXM

Graphics Card

Oct 2017

Release Date

Oct 2017

Embedded

Generation

Embedded

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-A (3.0)

Clock Speeds

1124 MHz

Base Clock

1124 MHz

1219 MHz

Boost Clock

1219 MHz

1500 MHz

Memory Clock

1500 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

64bit

96.00GB/s

Bandwidth

48.00GB/s

Render Config

-

SM Count

-

8

Compute Units

8

512

Shading Units

512

32

TMUs

32

16

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

256 KB

Theoretical Performance

19.50 GPixel/s

Pixel Rate

19.50 GPixel/s

39.01 GTexel/s

Texture Rate

39.01 GTexel/s

1248 GFLOPS

FP16 (half)

1248 GFLOPS

FP32 (float)

1248 GFLOPS

78.02 GFLOPS

FP64 (double)

78.02 GFLOPS

Graphics Processor

Lexa

GPU Name

Lexa

Lexa MCM Pro

GPU Variant

E9170

GCN 4.0

Architecture

GCN 4.0

GlobalFoundries

Foundry

GlobalFoundries

14 nm

Process Size

14 nm

2.2 billion

Transistors

2.2 billion

103 mm²

Die Size

103 mm²

Board Design

40W

TDP

35W

-

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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