ATI Mobility Radeon HD 4270 IGP vs AMD Radeon R6 M255DX

VS

ATI Mobility Radeon HD 4270 IGP

AMD Radeon R6 M255DX

We compared two Integrated graphics card GPUs: 0System Shared VRAM Mobility Radeon HD 4270 IGP and 0System Shared VRAM Radeon R6 M255DX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R6 M255DX 's Advantages

Released 4 years and 5 months late

Boost Clock940MHz

344 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 4270 IGP

0.047 TFLOPS

Radeon R6 M255DX +1434%

0.721 TFLOPS

Mobility Radeon HD 4270 IGP

VS

Radeon R6 M255DX

Graphics Card

May 2010

Release Date

Oct 2014

TeraScale IGP

Generation

Gem System Hybrid

Integrated

Type

Integrated

PCIe 1.0 x16

Bus Interface

IGP

Clock Speeds

-

Base Clock

925 MHz

-

Boost Clock

940 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

2

Compute Units

6

-

40

Shading Units

384

4

TMUs

24

4

ROPs

8

-

L1 Cache

16 KB (per CU)

-

L2 Cache

256 KB

-

Theoretical Performance

2.360 GPixel/s

Pixel Rate

7.520 GPixel/s

2.360 GTexel/s

Texture Rate

22.56 GTexel/s

-

FP16 (half)

721.9 GFLOPS

47.20 GFLOPS

FP32 (float)

721.9 GFLOPS

-

FP64 (double)

45.12 GFLOPS

Board Design

Unknown

TDP

Unknown

-

Portable Device Dependent

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Processor

RS880

GPU Name

Topaz

RS880M

GPU Variant

Topaz PRO (216-0858030)

TeraScale

Architecture

GCN 3.0

-

Foundry

TSMC

55 nm

Process Size

28 nm

0.181 billion

Transistors

1.55 billion

67 mm²

Die Size

125 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (12_0)

3.3

OpenGL

4.6

1.0

OpenCL

2.1

N/A

Vulkan

1.2.170

-

4.1

Shader Model

6.5

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