AMD Radeon HD 6550A vs NVIDIA GeForce GTX 660M

VS

AMD Radeon HD 6550A

NVIDIA GeForce GTX 660M

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 6550A and 1024MB VRAM GeForce GTX 660M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6550A 's Advantages

More VRAM (2GB vs 1024GB)

96 additional rendering cores

Lower TDP (35W vs 50W)

NVIDIA GeForce GTX 660M 's Advantages

Released 1 years and 1 months late

Boost Clock950MHz

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

Score

Benchmark

FP32 (float)

Radeon HD 6550A

0.528 TFLOPS

GeForce GTX 660M +38%

0.73 TFLOPS

Radeon HD 6550A

VS

GeForce GTX 660M

Graphics Card

Feb 2011

Release Date

Mar 2012

All-In-One

Generation

GeForce 600M

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

MXM-B (3.0)

Clock Speeds

-

Base Clock

835 MHz

-

Boost Clock

950 MHz

800 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

1024MB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

25.60GB/s

Bandwidth

64.00GB/s

Render Config

6

Compute Units

-

480

Shading Units

384

24

TMUs

32

8

ROPs

16

-

8 KB (per CU)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

4.400 GPixel/s

Pixel Rate

7.600 GPixel/s

13.20 GTexel/s

Texture Rate

30.40 GTexel/s

-

528.0 GFLOPS

FP32 (float)

729.6 GFLOPS

-

FP64 (double)

30.40 GFLOPS

Board Design

35W

TDP

50W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Pinewood

GPU Name

GK107

Pinewood PRO

GPU Variant

N13E-GE-A2

TeraScale 2

Architecture

Kepler

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.627 billion

Transistors

1.27 billion

104 mm²

Die Size

118 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.1

-

CUDA

3.0

5.0

Shader Model

5.1

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