AMD Radeon HD 6950M vs ATI Mobility Radeon HD 4830

VS

AMD Radeon HD 6950M

ATI Mobility Radeon HD 4830

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6950M and 1024MB VRAM Mobility Radeon HD 4830 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6950M 's Advantages

Released 1 years and 10 months late

Larger VRAM bandwidth (115.2GB/s vs 25.60GB/s)

320 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6950M +74%

1.114 TFLOPS

Mobility Radeon HD 4830

0.64 TFLOPS

Radeon HD 6950M

VS

Mobility Radeon HD 4830

Graphics Card

Jan 2011

Release Date

Mar 2009

Vancouver

Generation

M9x

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

GDDR3

256bit

Memory Bus

128bit

115.2GB/s

Bandwidth

25.60GB/s

Render Config

12

Compute Units

8

-

960

Shading Units

640

48

TMUs

32

ROPs

16

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

128 KB

-

Theoretical Performance

18.56 GPixel/s

Pixel Rate

8.000 GPixel/s

27.84 GTexel/s

Texture Rate

16.00 GTexel/s

-

1114 GFLOPS

FP32 (float)

640.0 GFLOPS

-

FP64 (double)

128.0 GFLOPS

Board Design

50W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

Blackcomb

GPU Name

M97

Blackcomb PRO

GPU Variant

M97 M2 (216-0731004)

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.7 billion

Transistors

0.826 billion

212 mm²

Die Size

137 mm²

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

-

5.0

Shader Model

4.1

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