AMD Radeon HD 7730M vs ATI Mobility Radeon HD 3670

VS

AMD Radeon HD 7730M

ATI Mobility Radeon HD 3670

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 7730M and 256MB VRAM Mobility Radeon HD 3670 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7730M 's Advantages

Released 4 years and 3 months late

Boost Clock675MHz

More VRAM (2GB vs 256GB)

Larger VRAM bandwidth (28.80GB/s vs 25.60GB/s)

392 additional rendering cores

Lower TDP (25W vs 30W)

Score

Benchmark

FP32 (float)

Radeon HD 7730M +323%

0.691 TFLOPS

Mobility Radeon HD 3670

0.163 TFLOPS

Radeon HD 7730M

VS

Mobility Radeon HD 3670

Graphics Card

Apr 2012

Release Date

Jan 2008

London

Generation

M8x

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

575 MHz

Base Clock

-

675 MHz

Boost Clock

-

900 MHz

Memory Clock

800 MHz

Memory

2GB

Memory Size

256MB

DDR3

Memory Type

GDDR3

128bit

Memory Bus

128bit

28.80GB/s

Bandwidth

25.60GB/s

Render Config

8

Compute Units

3

-

512

Shading Units

120

32

TMUs

8

16

ROPs

4

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

128 KB

-

Theoretical Performance

10.80 GPixel/s

Pixel Rate

2.720 GPixel/s

21.60 GTexel/s

Texture Rate

5.440 GTexel/s

-

691.2 GFLOPS

FP32 (float)

163.2 GFLOPS

43.20 GFLOPS

FP64 (double)

-

Board Design

25W

TDP

30W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Chelsea

GPU Name

M86

Chelsea LE (216-0834065)

GPU Variant

-

GCN 1.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

1.5 billion

Transistors

0.378 billion

123 mm²

Die Size

135 mm²

Graphics Features

12 (11_1)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

1.2

OpenCL

N/A

1.2

Vulkan

N/A

-

5.1

Shader Model

4.1

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