AMD Radeon HD 6970M Rebrand vs ATI Mobility Radeon HD 4650

VS

AMD Radeon HD 6970M Rebrand ATI Mobility Radeon HD 4650

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6970M Rebrand and 512MB VRAM Mobility Radeon HD 4650 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6970M Rebrand 's Advantages

Released 2 years late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (64.00GB/s vs 19.20GB/s)

480 additional rendering cores

ATI Mobility Radeon HD 4650 's Advantages

Lower TDP (35W vs 75W)

Score

Benchmark

FP32 (float)

Radeon HD 6970M Rebrand +300%

1.28 TFLOPS

Mobility Radeon HD 4650

0.32 TFLOPS

Radeon HD 6970M Rebrand

VS

Mobility Radeon HD 4650

Graphics Card

Jan 2011

Release Date

Jan 2009

Vancouver

Generation

M9x

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1000 MHz

Memory Clock

600 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

DDR2

128bit

Memory Bus

128bit

64.00GB/s

Bandwidth

19.20GB/s

Render Config

-

SM Count

-

10

Compute Units

4

800

Shading Units

320

40

TMUs

32

16

ROPs

8

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

128 KB

Theoretical Performance

12.80 GPixel/s

Pixel Rate

4.000 GPixel/s

32.00 GTexel/s

Texture Rate

16.00 GTexel/s

-

FP16 (half)

-

1280 GFLOPS

FP32 (float)

320.0 GFLOPS

-

FP64 (double)

-

Graphics Processor

Broadway

GPU Name

M96

Broadway XT

GPU Variant

-

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

1.04 billion

Transistors

0.514 billion

166 mm²

Die Size

146 mm²

Board Design

75W

TDP

35W

-

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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