AMD Radeon HD 7970M vs ATI Mobility Radeon HD 5770

VS

AMD Radeon HD 7970M

ATI Mobility Radeon HD 5770

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 7970M and 1024MB VRAM Mobility Radeon HD 5770 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 1024GB)

Larger VRAM bandwidth (153.6GB/s vs 51.20GB/s)

880 additional rendering cores

ATI Mobility Radeon HD 5770 's Advantages

Lower TDP (30W vs 100W)

Score

Benchmark

FP32 (float)

Radeon HD 7970M +318%

2.176 TFLOPS

Mobility Radeon HD 5770

0.52 TFLOPS

Radeon HD 7970M

VS

Mobility Radeon HD 5770

Graphics Card

Apr 2012

Release Date

Jan 2010

London

Generation

Manhattan

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1200 MHz

Memory Clock

800 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

153.6GB/s

Bandwidth

51.20GB/s

Render Config

20

Compute Units

5

-

1280

Shading Units

400

80

TMUs

20

32

ROPs

8

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

27.20 GPixel/s

Pixel Rate

5.200 GPixel/s

68.00 GTexel/s

Texture Rate

13.00 GTexel/s

-

2.176 TFLOPS

FP32 (float)

520.0 GFLOPS

136.0 GFLOPS

FP64 (double)

-

Board Design

100W

TDP

30W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Wimbledon

GPU Name

Madison

Wimbledon XT (216-0836036)

GPU Variant

Madison XT (216-0772003)

GCN 1.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

2.8 billion

Transistors

0.627 billion

212 mm²

Die Size

104 mm²

Graphics Features

12 (11_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.2

OpenCL

1.2

Vulkan

N/A

-

5.1

Shader Model

5.0

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