GeForce 9800 GX2 and Radeon HD 8670A - video card comparison

GeForce 9800 GX2

Radeon HD 8670A

Architecture

Tesla (2006−2010)

GCN 1.0 (2012−2020)

GPU code name

G92

Sun

Market segment

Desktop

Desktop

Release date

March 2008

February 2013

Interface

PCIe 2.0 x16

MXM-A (3.0)

Supplementary power connectors

6-pin & 8-pin

-

SLI options

+

-

Core clock speed

600 MHz

600 MHz

CUDA cores

256 (128 per GPU)

-

Floating-point performance

2x 384.0 gflops

384.0 gflops

Manufacturing process technology

65 nm

28 nm

Number of transistors

754 million

690 million

Pipelines / CUDA cores

128

320

Power consumption (TDP)

197 Watt

45 Watt

Maximum GPU temperature

105 °C

-

Texture fill rate

76.8 billion/sec

12.00

Memory type

GDDR3

DDR3

Maximum RAM amount

512 MB

1 GB

Memory bus width

512 Bit

64 Bit

Memory clock speed

1000 MHz

2000 MHz

Memory bandwidth

128 (64 per GPU)

16 GB/s

Display Connectors

HDMIDual Link DVI

No outputs

Multi monitor support

+

-

HDMI

+

-

Maximum VGA resolution

2048x1536

-

Audio input for HDMI

S/PDIF

-

DirectX

11.1 (10_0)

12 (11_1)

CUDA

+

-

OpenCL

1.1

1.2

OpenGL

2.1

4.6

Shader Model

4.0

5.1

Vulkan

N/A

1.2.131