AMD Radeon HD 7400G IGP vs AMD Radeon HD 7640G IGP

VS

AMD Radeon HD 7400G IGP

AMD Radeon HD 7640G IGP

We compared two Integrated graphics card GPUs: 0System Shared VRAM Radeon HD 7400G IGP and 0System Shared VRAM Radeon HD 7640G IGP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7400G IGP 's Advantages

Lower TDP (17W vs 35W)

AMD Radeon HD 7640G IGP 's Advantages

Boost Clock has increased by 54% (655MHz vs 424MHz)

64 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7400G IGP

0.163 TFLOPS

Radeon HD 7640G IGP +105%

0.335 TFLOPS

Radeon HD 7400G IGP

VS

Radeon HD 7640G IGP

Graphics Card

Oct 2012

Release Date

May 2012

Trinity

Generation

Trinity

Integrated

Type

Integrated

IGP

Bus Interface

IGP

Clock Speeds

327 MHz

Base Clock

496 MHz

424 MHz

Boost Clock

655 MHz

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

3

Compute Units

4

-

192

Shading Units

256

12

TMUs

16

4

ROPs

8

-

Theoretical Performance

1.696 GPixel/s

Pixel Rate

5.240 GPixel/s

5.088 GTexel/s

Texture Rate

10.48 GTexel/s

-

162.8 GFLOPS

FP32 (float)

335.4 GFLOPS

-

Board Design

17W

TDP

35W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Scrapper

GPU Name

Devastator Lite

-

TeraScale 3

Architecture

TeraScale 3

TSMC

Foundry

TSMC

32 nm

Process Size

32 nm

1.303 billion

Transistors

1.303 billion

246 mm²

Die Size

246 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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