AMD Radeon HD 7670M vs AMD Radeon R7 M445

VS

AMD Radeon HD 7670M

AMD Radeon R7 M445

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 7670M 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 HD 7670M 's Advantages

160 additional rendering cores

AMD Radeon R7 M445 's Advantages

Released 4 years and 3 months late

Boost Clock920MHz

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (32.00GB/s vs 28.80GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 7670M

0.576 TFLOPS

Radeon R7 M445 +2%

0.588 TFLOPS

Radeon HD 7670M

VS

Radeon R7 M445

Graphics Card

Feb 2012

Release Date

May 2016

London

Generation

Gem System

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

780 MHz

-

Boost Clock

920 MHz

900 MHz

Memory Clock

1000 MHz

Memory

1024MB

Memory Size

4GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

64bit

28.80GB/s

Bandwidth

32.00GB/s

Render Config

6

Compute Units

5

-

480

Shading Units

320

24

TMUs

20

16

ROPs

8

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

9.600 GPixel/s

Pixel Rate

7.360 GPixel/s

14.40 GTexel/s

Texture Rate

18.40 GTexel/s

-

FP16 (half)

588.8 GFLOPS

576.0 GFLOPS

FP32 (float)

588.8 GFLOPS

-

FP64 (double)

36.80 GFLOPS

Board Design

20W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

Thames

GPU Name

Meso

Thames XT (216-0833000)

GPU Variant

Meso PRO (216-0864032)

TeraScale 2

Architecture

GCN 3.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.716 billion

Transistors

1.55 billion

104 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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