AMD Radeon HD 7640G IGP vs ATI Mobility Radeon HD 4250 IGP

VS

AMD Radeon HD 7640G IGP

ATI Mobility Radeon HD 4250 IGP

We compared two Integrated graphics card GPUs: 0System Shared VRAM Radeon HD 7640G IGP and 0System Shared VRAM Mobility Radeon HD 4250 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

Released 2 years late

Boost Clock has increased by 17% (655MHz vs 560MHz)

216 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7640G IGP +661%

0.335 TFLOPS

Mobility Radeon HD 4250 IGP

0.044 TFLOPS

Radeon HD 7640G IGP

VS

Mobility Radeon HD 4250 IGP

Graphics Card

May 2012

Release Date

May 2010

Trinity

Generation

TeraScale IGP

Integrated

Type

Integrated

IGP

Bus Interface

PCI

Clock Speeds

496 MHz

Base Clock

500 MHz

655 MHz

Boost Clock

560 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

4

Compute Units

2

-

256

Shading Units

40

16

TMUs

4

8

ROPs

4

-

Theoretical Performance

5.240 GPixel/s

Pixel Rate

2.240 GPixel/s

10.48 GTexel/s

Texture Rate

2.240 GTexel/s

-

335.4 GFLOPS

FP32 (float)

44.80 GFLOPS

-

Board Design

35W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

Devastator Lite

GPU Name

RS880

-

GPU Variant

RS880M

TeraScale 3

Architecture

TeraScale

TSMC

Foundry

-

32 nm

Process Size

55 nm

1.303 billion

Transistors

0.181 billion

246 mm²

Die Size

67 mm²

Graphics Features

11.2 (11_0)

DirectX

10.1 (10_1)

4.4

OpenGL

3.3

1.2

OpenCL

1.0

N/A

Vulkan

N/A

-

5.0

Shader Model

4.1

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