ATI Radeon E4690 MXM vs AMD Radeon HD 7470M

VS

ATI Radeon E4690 MXM

AMD Radeon HD 7470M

We compared two Mobile platform GPUs: 512MB VRAM Radeon E4690 MXM and 1024MB VRAM Radeon HD 7470M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon E4690 MXM 's Advantages

Larger VRAM bandwidth (22.40GB/s vs 14.40GB/s)

160 additional rendering cores

AMD Radeon HD 7470M 's Advantages

Released 2 years and 7 months late

Boost Clock800MHz

More VRAM (1024GB vs 512GB)

Lower TDP (25W vs 30W)

Score

Benchmark

FP32 (float)

Radeon E4690 MXM +50%

0.384 TFLOPS

Radeon HD 7470M

0.256 TFLOPS

Radeon E4690 MXM

VS

Radeon HD 7470M

Graphics Card

Jun 2009

Release Date

Jan 2012

Embedded

Generation

London

Mobile

Type

Mobile

MXM-II

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

750 MHz

-

Boost Clock

800 MHz

700 MHz

Memory Clock

900 MHz

Memory

512MB

Memory Size

1024MB

GDDR3

Memory Type

DDR3

128bit

Memory Bus

64bit

22.40GB/s

Bandwidth

14.40GB/s

Render Config

4

Compute Units

2

-

320

Shading Units

160

32

TMUs

8

ROPs

4

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

128 KB

L2 Cache

128 KB

-

Theoretical Performance

4.800 GPixel/s

Pixel Rate

3.200 GPixel/s

19.20 GTexel/s

Texture Rate

6.400 GTexel/s

-

384.0 GFLOPS

FP32 (float)

256.0 GFLOPS

-

Board Design

30W

TDP

25W

-

No outputs

Outputs

No outputs

-

Graphics Processor

RV730

GPU Name

Seymour

RV730 XT E4690 (215-0729055)

GPU Variant

Seymour XT (216-0810084)

TeraScale

Architecture

TeraScale 2

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

0.514 billion

Transistors

0.37 billion

146 mm²

Die Size

67 mm²

Graphics Features

10.1 (10_1)

DirectX

11.2 (11_0)

3.3

OpenGL

4.4

1.1

OpenCL

1.2

N/A

Vulkan

N/A

-

4.1

Shader Model

5.0

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