AMD Radeon HD 7640G IGP vs AMD Radeon HD 6620G IGP

VS

AMD Radeon HD 7640G IGP

AMD Radeon HD 6620G IGP

We compared two Integrated graphics card GPUs: 0System Shared VRAM Radeon HD 7640G IGP and 0System Shared VRAM Radeon HD 6620G IGP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7640G IGP 's Advantages

Boost Clock655MHz

AMD Radeon HD 6620G IGP 's Advantages

144 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7640G IGP

0.335 TFLOPS

Radeon HD 6620G IGP +5%

0.355 TFLOPS

Radeon HD 7640G IGP

VS

Radeon HD 6620G IGP

Graphics Card

May 2012

Release Date

Dec 2011

Trinity

Generation

Sumo

Integrated

Type

Integrated

IGP

Bus Interface

IGP

Clock Speeds

496 MHz

Base Clock

-

655 MHz

Boost Clock

-

System Shared

Memory Clock

System Shared

Memory

System Shared

Memory Size

System Shared

Memory Type

System Shared

Memory Bus

System Shared

System Dependent

Bandwidth

System Dependent

Render Config

4

Compute Units

5

-

256

Shading Units

400

16

TMUs

20

8

ROPs

8

-

Theoretical Performance

5.240 GPixel/s

Pixel Rate

3.552 GPixel/s

10.48 GTexel/s

Texture Rate

8.880 GTexel/s

-

335.4 GFLOPS

FP32 (float)

355.2 GFLOPS

-

Board Design

35W

TDP

35W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Devastator Lite

GPU Name

Sumo

-

TeraScale 3

Architecture

TeraScale 2

TSMC

Foundry

TSMC

32 nm

Process Size

32 nm

1.303 billion

Transistors

1.178 billion

246 mm²

Die Size

227 mm²

Graphics Features

11.2 (11_0)

DirectX

11.2 (11_0)

4.4

OpenGL

4.4

1.2

OpenCL

1.2

N/A

Vulkan

N/A

-

5.0

Shader Model

5.0

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