ATI Mobility Radeon HD 4330 vs AMD Radeon HD 6770M

VS

ATI Mobility Radeon HD 4330

AMD Radeon HD 6770M

We compared two Mobile platform GPUs: 512MB VRAM Mobility Radeon HD 4330 and 1024MB VRAM Radeon HD 6770M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6770M 's Advantages

Released 2 years late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (57.60GB/s vs 9.600GB/s)

400 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 4330

0.072 TFLOPS

Radeon HD 6770M +866%

0.696 TFLOPS

Mobility Radeon HD 4330

VS

Radeon HD 6770M

Graphics Card

Jan 2009

Release Date

Jan 2011

M9x

Generation

Vancouver

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-A (3.0)

Clock Speeds

-

600 MHz

Memory Clock

900 MHz

Memory

512MB

Memory Size

1024MB

GDDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

9.600GB/s

Bandwidth

57.60GB/s

Render Config

1

Compute Units

6

-

80

Shading Units

480

8

TMUs

24

4

ROPs

8

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

64 KB

L2 Cache

256 KB

-

Theoretical Performance

1.800 GPixel/s

Pixel Rate

5.800 GPixel/s

3.600 GTexel/s

Texture Rate

17.40 GTexel/s

-

72.00 GFLOPS

FP32 (float)

696.0 GFLOPS

-

Board Design

Unknown

TDP

35W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

M92

GPU Name

Whistler

M92-M (216-0728009)

GPU Variant

Whistler XT (216-0810001)

TeraScale

Architecture

TeraScale 2

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

0.242 billion

Transistors

0.716 billion

73 mm²

Die Size

104 mm²

Graphics Features

10.1 (10_1)

DirectX

11.2 (11_0)

3.3

OpenGL

4.4

1.1

OpenCL

1.2

N/A

Vulkan

N/A

-

4.1

Shader Model

5.0

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