AMD Radeon HD 7470M vs AMD Radeon E9171 MCM

VS

AMD Radeon HD 7470M

AMD Radeon E9171 MCM

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 7470M and 4GB VRAM Radeon E9171 MCM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7470M 's Advantages

Lower TDP (25W vs 40W)

AMD Radeon E9171 MCM 's Advantages

Released 5 years and 9 months late

Boost Clock has increased by 52% (1219MHz vs 800MHz)

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (96.00GB/s vs 14.40GB/s)

352 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7470M

0.256 TFLOPS

Radeon E9171 MCM +387%

1.248 TFLOPS

Radeon HD 7470M

VS

Radeon E9171 MCM

Graphics Card

Jan 2012

Release Date

Oct 2017

London

Generation

Embedded

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

750 MHz

Base Clock

1124 MHz

800 MHz

Boost Clock

1219 MHz

900 MHz

Memory Clock

1500 MHz

Memory

1024MB

Memory Size

4GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

14.40GB/s

Bandwidth

96.00GB/s

Render Config

2

Compute Units

8

-

160

Shading Units

512

8

TMUs

32

4

ROPs

16

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

512 KB

-

Theoretical Performance

3.200 GPixel/s

Pixel Rate

19.50 GPixel/s

6.400 GTexel/s

Texture Rate

39.01 GTexel/s

-

FP16 (half)

1248 GFLOPS

256.0 GFLOPS

FP32 (float)

1248 GFLOPS

-

FP64 (double)

78.02 GFLOPS

Board Design

25W

TDP

40W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Seymour

GPU Name

Lexa

Seymour XT (216-0810084)

GPU Variant

Lexa MCM Pro

TeraScale 2

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

40 nm

Process Size

14 nm

0.37 billion

Transistors

2.2 billion

67 mm²

Die Size

103 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (12_0)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.2

-

5.0

Shader Model

6.4

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