GeForce GTS 250 and Radeon X1900 XTX - video card comparison

GeForce GTS 250

Radeon X1900 XTX

Architecture

Tesla (2006−2010)

R500 (2005−2007)

GPU code name

G92B

R580

Market segment

Desktop

Desktop

Release date

March 2009

January 2006

Interface

PCIe 2.0 x16

PCIe 1.0 x16

Supplementary power connectors

6-pin

1x 6-pin

SLI options

+

-

Core clock speed

738 MHz

650 MHz

CUDA cores

128

-

Floating-point performance

387.1 gflops

-

Manufacturing process technology

55 nm

90 nm

Number of transistors

754 million

384 million

Pipelines / CUDA cores

128

-

Power consumption (TDP)

150 Watt

135 Watt

Maximum GPU temperature

105 °C

-

Texture fill rate

47.2 billion/sec

10.40

Memory type

GDDR3

GDDR3

Maximum RAM amount

1 GB

512 MB

Memory bus width

256 Bit

256 Bit

Memory clock speed

1100 MHz

1550 MBps

Memory bandwidth

70.4 GB/s

49.6 GB/s

Display Connectors

Two Dual Link DVI

2x DVI, 1x S-Video

Multi monitor support

+

-

HDMI

+

-

Maximum VGA resolution

2048x1536

-

Audio input for HDMI

S/PDIF

-

DirectX

11.1 (10_0)

9.0c (9_3)

CUDA

+

-

OpenCL

1.1

N/A

OpenGL

3.0

2.1 (full) Shader Model4.03.0

Vulkan

N/A

N/A