GeForce GTX 550 Ti and Radeon HD 6870M - video card comparison

GeForce GTX 550 Ti

Radeon HD 6870M

Architecture

Fermi (2010−2014)

Terascale 2 (2009−2015)

GPU code name

GF116

Granville-PRO

Market segment

Desktop

Laptop

Release date

March 2011

January 2011

Bus support

16x PCI-E 2.0

-

Interface

PCIe 2.0 x16

MXM-B (3.0)

Supplementary power connectors

One 6-pin

-

SLI options

+

-

Core clock speed

900 MHz

675 MHz

CUDA cores

192

-

Floating-point performance

691.2 gflops

1,080.0 gflops

Manufacturing process technology

40 nm

40 nm

Number of transistors

1,170 million

1,040 million

Pipelines / CUDA cores

192

800

Power consumption (TDP)

116 Watt

50 Watt

Maximum GPU temperature

100 °C

-

Texture fill rate

28.8 billion/sec

27.00

Memory type

GDDR5

DDR3, GDDR3, GDDR5

Maximum RAM amount

2 GB

1 GB

Memory bus width

192 Bit

128 Bit

Memory clock speed

4.1 GB/s

1000 MHz

Memory bandwidth

98.4 GB/s

64 GB/s

Shared memory

-

-

Display Connectors

Two Dual Link DVI-IMini HDMI

No outputs

Multi monitor support

+

-

HDMI

+

-

Maximum VGA resolution

2048x1536

-

Audio input for HDMI

Internal

-

DirectX

12 (11_0)

11.2 (11_0)

CUDA

+

-

OpenCL

1.1

1.2

OpenGL

4.2

4.4

Shader Model

5.1

5.0

Vulkan

N/A

N/A