AMD Radeon E9171 MCM vs AMD Radeon HD 7450A

VS

AMD Radeon E9171 MCM

AMD Radeon HD 7450A

We compared two Mobile platform GPUs: 4GB VRAM Radeon E9171 MCM and 512MB VRAM Radeon HD 7450A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon E9171 MCM 's Advantages

Released 5 years and 9 months late

Boost Clock1219MHz

More VRAM (4GB vs 512GB)

Larger VRAM bandwidth (96.00GB/s vs 12.80GB/s)

352 additional rendering cores

AMD Radeon HD 7450A 's Advantages

Lower TDP (25W vs 40W)

Score

Benchmark

FP32 (float)

Radeon E9171 MCM +524%

1.248 TFLOPS

Radeon HD 7450A

0.2 TFLOPS

Radeon E9171 MCM

VS

Radeon HD 7450A

Graphics Card

Oct 2017

Release Date

Jan 2012

Embedded

Generation

All-In-One

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-A (3.0)

Clock Speeds

1124 MHz

Base Clock

-

1219 MHz

Boost Clock

-

1500 MHz

Memory Clock

800 MHz

Memory

4GB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

64bit

96.00GB/s

Bandwidth

12.80GB/s

Render Config

8

Compute Units

2

-

512

Shading Units

160

32

TMUs

8

16

ROPs

4

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

128 KB

-

Theoretical Performance

19.50 GPixel/s

Pixel Rate

2.500 GPixel/s

39.01 GTexel/s

Texture Rate

5.000 GTexel/s

1248 GFLOPS

FP16 (half)

-

1248 GFLOPS

FP32 (float)

200.0 GFLOPS

78.02 GFLOPS

FP64 (double)

-

Board Design

40W

TDP

25W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Lexa

GPU Name

Caicos

Lexa MCM Pro

GPU Variant

-

GCN 4.0

Architecture

TeraScale 2

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

40 nm

2.2 billion

Transistors

0.37 billion

103 mm²

Die Size

67 mm²

Graphics Features

12 (12_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

Vulkan

N/A

-

6.4

Shader Model

5.0

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