ATI Mobility Radeon HD 4550 vs AMD Radeon HD 7970M

VS

ATI Mobility Radeon HD 4550

AMD Radeon HD 7970M

We compared two Mobile platform GPUs: 512MB VRAM Mobility Radeon HD 4550 and 2GB VRAM Radeon HD 7970M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7970M 's Advantages

Released 2 years and 3 months late

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (153.6GB/s vs 11.20GB/s)

1200 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 4550

0.088 TFLOPS

Radeon HD 7970M +2372%

2.176 TFLOPS

Mobility Radeon HD 4550

VS

Radeon HD 7970M

Graphics Card

Jan 2010

Release Date

Apr 2012

M9x

Generation

London

Mobile

Type

Mobile

MXM-II

Bus Interface

MXM-B (3.0)

Clock Speeds

-

700 MHz

Memory Clock

1200 MHz

Memory

512MB

Memory Size

2GB

GDDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

11.20GB/s

Bandwidth

153.6GB/s

Render Config

1

Compute Units

20

-

80

Shading Units

1280

8

TMUs

80

4

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

64 KB

L2 Cache

512 KB

-

Theoretical Performance

2.200 GPixel/s

Pixel Rate

27.20 GPixel/s

4.400 GTexel/s

Texture Rate

68.00 GTexel/s

-

88.00 GFLOPS

FP32 (float)

2.176 TFLOPS

-

FP64 (double)

136.0 GFLOPS

Board Design

Unknown

TDP

100W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

M93

GPU Name

Wimbledon

-

GPU Variant

Wimbledon XT (216-0836036)

TeraScale

Architecture

GCN 1.0

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.242 billion

Transistors

2.8 billion

73 mm²

Die Size

212 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (11_1)

3.3

OpenGL

4.6

1.1

OpenCL

1.2

N/A

Vulkan

1.2

-

4.1

Shader Model

5.1

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