AMD Radeon HD 6670A vs ATI Mobility Radeon HD 4830

VS

AMD Radeon HD 6670A

ATI Mobility Radeon HD 4830

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6670A 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 6670A 's Advantages

Released 2 years and 1 months late

Larger VRAM bandwidth (64.00GB/s vs 25.60GB/s)

ATI Mobility Radeon HD 4830 's Advantages

160 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6670A

0.576 TFLOPS

Mobility Radeon HD 4830 +11%

0.64 TFLOPS

Radeon HD 6670A

VS

Mobility Radeon HD 4830

Graphics Card

Apr 2011

Release Date

Mar 2009

All-In-One

Generation

M9x

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

128bit

64.00GB/s

Bandwidth

25.60GB/s

Render Config

6

Compute Units

8

-

480

Shading Units

640

24

TMUs

32

8

ROPs

16

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

4.800 GPixel/s

Pixel Rate

8.000 GPixel/s

14.40 GTexel/s

Texture Rate

16.00 GTexel/s

-

576.0 GFLOPS

FP32 (float)

640.0 GFLOPS

-

FP64 (double)

128.0 GFLOPS

Board Design

45W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

Turks

GPU Name

M97

Turks XT (215-0803000)

GPU Variant

M97 M2 (216-0731004)

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.716 billion

Transistors

0.826 billion

118 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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