AMD Radeon HD 7970M vs ATI Mobility Radeon HD 4570

VS

AMD Radeon HD 7970M

ATI Mobility Radeon HD 4570

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 7970M and 512MB VRAM Mobility Radeon HD 4570 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7970M 's Advantages

Released 3 years and 3 months late

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (153.6GB/s vs 12.80GB/s)

1200 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7970M +1914%

2.176 TFLOPS

Mobility Radeon HD 4570

0.108 TFLOPS

Radeon HD 7970M

VS

Mobility Radeon HD 4570

Graphics Card

Apr 2012

Release Date

Jan 2009

London

Generation

M9x

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-II

Clock Speeds

-

1200 MHz

Memory Clock

800 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

64bit

153.6GB/s

Bandwidth

12.80GB/s

Render Config

20

Compute Units

1

-

1280

Shading Units

80

TMUs

8

32

ROPs

4

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

64 KB

-

Theoretical Performance

27.20 GPixel/s

Pixel Rate

2.720 GPixel/s

68.00 GTexel/s

Texture Rate

5.440 GTexel/s

-

2.176 TFLOPS

FP32 (float)

108.8 GFLOPS

136.0 GFLOPS

FP64 (double)

-

Board Design

100W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Processor

Wimbledon

GPU Name

M92

Wimbledon XT (216-0836036)

GPU Variant

M92-M2 XT A11 (216-0728006)

GCN 1.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

2.8 billion

Transistors

0.242 billion

212 mm²

Die Size

73 mm²

Graphics Features

12 (11_1)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

1.2

OpenCL

1.1

1.2

Vulkan

N/A

-

5.1

Shader Model

4.1

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