Radeon HD 6930 and GeForce GTS 250 - video card comparison

Radeon HD 6930

GeForce GTS 250

Architecture

TeraScale 3 (2010−2013)

Tesla (2006−2010)

GPU code name

Cayman

G92B

Market segment

Desktop

Desktop

Release date

December 2011

March 2009

Interface

PCIe 2.0 x16

PCIe 2.0 x16

Supplementary power connectors

2x 6-pin

6-pin

SLI options

-

+

Core clock speed

750 MHz

738 MHz

CUDA cores

-

128

Floating-point performance

1,920.0 gflops

387.1 gflops

Manufacturing process technology

40 nm

55 nm

Number of transistors

2,640 million

754 million

Pipelines / CUDA cores

1280

128

Power consumption (TDP)

186 Watt

150 Watt

Maximum GPU temperature

-

105 °C

Texture fill rate

60.00

47.2 billion/sec

Memory type

GDDR5

GDDR3

Maximum RAM amount

1 GB

1 GB

Memory bus width

256 Bit

256 Bit

Memory clock speed

4800 MHz

1100 MHz

Memory bandwidth

153.6 GB/s

70.4 GB/s

Display Connectors

2x DVI, 1x HDMI, 2x mini-DisplayPort

Two Dual Link DVI

Multi monitor support

-

+

HDMI

+

+

Maximum VGA resolution

-

2048x1536

Audio input for HDMI

-

S/PDIF

DirectX

11.2 (11_0)

11.1 (10_0)

CUDA

-

+

OpenCL

1.2

1.1

OpenGL

4.4

3.0

Shader Model

5.0

4.0

Vulkan

N/A

N/A