AMD Radeon R9 M270X vs ATI Radeon E4690 MXM

VS

AMD Radeon R9 M270X

ATI Radeon E4690 MXM

We compared two Mobile platform GPUs: 2GB VRAM Radeon R9 M270X and 512MB VRAM Radeon E4690 MXM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M270X 's Advantages

Released 5 years and 8 months late

Boost Clock1000MHz

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (88.00GB/s vs 22.40GB/s)

448 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 M270X +300%

1.536 TFLOPS

Radeon E4690 MXM

0.384 TFLOPS

Radeon R9 M270X

VS

Radeon E4690 MXM

Graphics Card

Feb 2015

Release Date

Jun 2009

Gem System

Generation

Embedded

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-II

Clock Speeds

900 MHz

Base Clock

-

1000 MHz

Boost Clock

-

1375 MHz

Memory Clock

700 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

128bit

88.00GB/s

Bandwidth

22.40GB/s

Render Config

12

Compute Units

4

-

768

Shading Units

320

48

TMUs

32

16

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

16.00 GPixel/s

Pixel Rate

4.800 GPixel/s

48.00 GTexel/s

Texture Rate

19.20 GTexel/s

-

1.536 TFLOPS

FP32 (float)

384.0 GFLOPS

96.00 GFLOPS

FP64 (double)

-

Board Design

Unknown

TDP

30W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

Saturn

GPU Name

RV730

Saturn PRO (216-0843044)

GPU Variant

RV730 XT E4690 (215-0729055)

GCN 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

2.08 billion

Transistors

0.514 billion

160 mm²

Die Size

146 mm²

Graphics Features

12 (12_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

2.1

OpenCL

1.1

1.2.170

Vulkan

N/A

-

6.5

Shader Model

4.1

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