AMD Radeon HD 6670A vs NVIDIA GeForce GT 550M

VS

AMD Radeon HD 6670A

NVIDIA GeForce GT 550M

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6670A and 1024MB VRAM GeForce GT 550M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6670A 's Advantages

Larger VRAM bandwidth (64.00GB/s vs 28.80GB/s)

384 additional rendering cores

NVIDIA GeForce GT 550M 's Advantages

Lower TDP (35W vs 45W)

Score

Benchmark

FP32 (float)

Radeon HD 6670A +102%

0.576 TFLOPS

GeForce GT 550M

0.284 TFLOPS

Radeon HD 6670A

VS

GeForce GT 550M

Graphics Card

Apr 2011

Release Date

Jan 2011

All-In-One

Generation

GeForce 500M

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

128bit

64.00GB/s

Bandwidth

28.80GB/s

Render Config

6

Compute Units

-

SM Count

2

480

Shading Units

96

24

TMUs

16

8

ROPs

4

-

8 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

4.800 GPixel/s

Pixel Rate

2.960 GPixel/s

14.40 GTexel/s

Texture Rate

11.84 GTexel/s

-

576.0 GFLOPS

FP32 (float)

284.2 GFLOPS

-

FP64 (double)

23.68 GFLOPS

Board Design

45W

TDP

35W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Turks

GPU Name

GF108

Turks XT (215-0803000)

GPU Variant

N12P-GT1-A1

TeraScale 2

Architecture

Fermi

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.716 billion

Transistors

0.585 billion

118 mm²

Die Size

116 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

2.1

5.0

Shader Model

5.1

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