AMD Radeon HD 6770M vs ATI Mobility Radeon HD 550v

VS

AMD Radeon HD 6770M ATI Mobility Radeon HD 550v

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6770M and 1024MB VRAM Mobility Radeon HD 550v to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6770M 's Advantages

Released 8 months late

Larger VRAM bandwidth (57.60GB/s vs 19.20GB/s)

160 additional rendering cores

ATI Mobility Radeon HD 550v 's Advantages

Lower TDP (10W vs 35W)

Score

Benchmark

FP32 (float)

Radeon HD 6770M +141%

0.696 TFLOPS

Mobility Radeon HD 550v

0.288 TFLOPS

Radeon HD 6770M

VS

Mobility Radeon HD 550v

Graphics Card

Jan 2011

Release Date

May 2010

Vancouver

Generation

M9x

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

900 MHz

Memory Clock

600 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

128bit

57.60GB/s

Bandwidth

19.20GB/s

Render Config

-

SM Count

-

6

Compute Units

4

480

Shading Units

320

24

TMUs

32

8

ROPs

8

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

128 KB

Theoretical Performance

5.800 GPixel/s

Pixel Rate

3.600 GPixel/s

17.40 GTexel/s

Texture Rate

14.40 GTexel/s

-

FP16 (half)

-

696.0 GFLOPS

FP32 (float)

288.0 GFLOPS

-

FP64 (double)

-

Graphics Processor

Whistler

GPU Name

M96

Whistler XT (216-0810001)

GPU Variant

-

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

0.716 billion

Transistors

0.514 billion

104 mm²

Die Size

146 mm²

Board Design

35W

TDP

10W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

-

Graphics Features

11.2 (11_0)

DirectX

10.1 (10_1)

4.4

OpenGL

3.3

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

-

5.0

Shader Model

4.1

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