AMD Radeon HD 6970M vs ATI Mobility Radeon HD 5770

VS

AMD Radeon HD 6970M

ATI Mobility Radeon HD 5770

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6970M 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 6970M 's Advantages

Released 1 years late

Larger VRAM bandwidth (115.2GB/s vs 51.20GB/s)

560 additional rendering cores

ATI Mobility Radeon HD 5770 's Advantages

Lower TDP (30W vs 75W)

Score

Benchmark

FP32 (float)

Radeon HD 6970M +151%

1.306 TFLOPS

Mobility Radeon HD 5770

0.52 TFLOPS

Radeon HD 6970M

VS

Mobility Radeon HD 5770

Graphics Card

Jan 2011

Release Date

Jan 2010

Vancouver

Generation

Manhattan

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

900 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

115.2GB/s

Bandwidth

51.20GB/s

Render Config

12

Compute Units

5

-

960

Shading Units

400

48

TMUs

20

32

ROPs

8

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

21.76 GPixel/s

Pixel Rate

5.200 GPixel/s

32.64 GTexel/s

Texture Rate

13.00 GTexel/s

-

1306 GFLOPS

FP32 (float)

520.0 GFLOPS

-

Board Design

75W

TDP

30W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Blackcomb

GPU Name

Madison

Blackcomb XT (216-0811000)

GPU Variant

Madison XT (216-0772003)

TeraScale 2

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.7 billion

Transistors

0.627 billion

212 mm²

Die Size

104 mm²

Graphics Features

11.2 (11_0)

DirectX

11.2 (11_0)

4.4

OpenGL

4.4

1.2

OpenCL

1.2

N/A

Vulkan

N/A

-

5.0

Shader Model

5.0

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