NVIDIA GeForce GT 550M vs AMD Radeon HD 6950M

VS

NVIDIA GeForce GT 550M

AMD Radeon HD 6950M

We compared two Mobile platform GPUs: 1024MB VRAM GeForce GT 550M and 1024MB VRAM Radeon HD 6950M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 550M 's Advantages

Lower TDP (35W vs 50W)

AMD Radeon HD 6950M 's Advantages

Larger VRAM bandwidth (115.2GB/s vs 28.80GB/s)

864 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 550M

0.284 TFLOPS

Radeon HD 6950M +292%

1.114 TFLOPS

GeForce GT 550M

VS

Radeon HD 6950M

Graphics Card

Jan 2011

Release Date

Jan 2011

GeForce 500M

Generation

Vancouver

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

900 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

1024MB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

28.80GB/s

Bandwidth

115.2GB/s

Render Config

-

Compute Units

12

2

SM Count

-

96

Shading Units

960

16

TMUs

48

4

ROPs

32

-

64 KB (per SM)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

2.960 GPixel/s

Pixel Rate

18.56 GPixel/s

11.84 GTexel/s

Texture Rate

27.84 GTexel/s

-

284.2 GFLOPS

FP32 (float)

1114 GFLOPS

23.68 GFLOPS

FP64 (double)

-

Board Design

35W

TDP

50W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GF108

GPU Name

Blackcomb

N12P-GT1-A1

GPU Variant

Blackcomb PRO

Fermi

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.585 billion

Transistors

1.7 billion

116 mm²

Die Size

212 mm²

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.1

OpenCL

1.2

N/A

Vulkan

N/A

2.1

CUDA

-

5.1

Shader Model

5.0

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