AMD Radeon HD 7470M vs AMD Radeon R7 M445

VS

AMD Radeon HD 7470M

AMD Radeon R7 M445

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 7470M and 4GB VRAM Radeon R7 M445 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 M445 's Advantages

Released 4 years and 4 months late

Boost Clock has increased by 15% (920MHz vs 800MHz)

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (32.00GB/s vs 14.40GB/s)

160 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7470M

0.256 TFLOPS

Radeon R7 M445 +129%

0.588 TFLOPS

Radeon HD 7470M

VS

Radeon R7 M445

Graphics Card

Jan 2012

Release Date

May 2016

London

Generation

Gem System

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

750 MHz

Base Clock

780 MHz

800 MHz

Boost Clock

920 MHz

900 MHz

Memory Clock

1000 MHz

Memory

1024MB

Memory Size

4GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

64bit

14.40GB/s

Bandwidth

32.00GB/s

Render Config

2

Compute Units

5

-

160

Shading Units

320

8

TMUs

20

4

ROPs

8

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

128 KB

-

Theoretical Performance

3.200 GPixel/s

Pixel Rate

7.360 GPixel/s

6.400 GTexel/s

Texture Rate

18.40 GTexel/s

-

FP16 (half)

588.8 GFLOPS

256.0 GFLOPS

FP32 (float)

588.8 GFLOPS

-

FP64 (double)

36.80 GFLOPS

Board Design

25W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

Seymour

GPU Name

Meso

Seymour XT (216-0810084)

GPU Variant

Meso PRO (216-0864032)

TeraScale 2

Architecture

GCN 3.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.37 billion

Transistors

1.55 billion

67 mm²

Die Size

125 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (12_0)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.2.170

-

5.0

Shader Model

6.5

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