AMD Radeon HD 6550A vs NVIDIA GeForce GT 650M Mac Edition

VS

AMD Radeon HD 6550A

NVIDIA GeForce GT 650M Mac Edition

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 6550A and 512MB VRAM GeForce GT 650M Mac Edition 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 512GB)

96 additional rendering cores

Lower TDP (35W vs 45W)

NVIDIA GeForce GT 650M Mac Edition 's Advantages

Released 1 years and 5 months late

Larger VRAM bandwidth (80.26GB/s vs 25.60GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 6550A

0.528 TFLOPS

GeForce GT 650M Mac Edition +30%

0.691 TFLOPS

Radeon HD 6550A

VS

GeForce GT 650M Mac Edition

Graphics Card

Feb 2011

Release Date

Jul 2012

All-In-One

Generation

GeForce 600M

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

800 MHz

Memory Clock

1254 MHz

Memory

2GB

Memory Size

512MB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

25.60GB/s

Bandwidth

80.26GB/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

7.200 GPixel/s

13.20 GTexel/s

Texture Rate

28.80 GTexel/s

-

528.0 GFLOPS

FP32 (float)

691.2 GFLOPS

-

FP64 (double)

28.80 GFLOPS

Board Design

35W

TDP

45W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Pinewood

GPU Name

GK107

Pinewood PRO

GPU Variant

N13P-GT-W-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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