GeForce 8400 GS and Xbox 360 GPU - video card comparison

GeForce 8400 GS

Xbox 360 GPU

Architecture

Tesla (2006−2010)

TeraScale (2005−2013)

GPU code name

G86

Xenos

Market segment

Desktop

Desktop

Release date

April 2007

November 2005

Interface

PCIe 1.0 x16

IGP

Supplementary power connectors

None

-

SLI options

+

-

Core clock speed

459 MHz

500 MHz

Floating-point performance

29.376 gflops

240 gflops

Manufacturing process technology

80 nm

90 nm

Number of transistors

210 million

232 million

Pipelines / CUDA cores

16

240

Power consumption (TDP)

40 Watt

-

Texture fill rate

3.6 billion/sec

8.000

Memory type

DDR2

GDDR3

Maximum RAM amount

256 MB

512 MB

Memory bus width

64 Bit

128 Bit

Memory clock speed

800 MHz

1400 MHz

Memory bandwidth

6.4 GB/s

22.4 GB/s

Standard memory config per GPU

256 MB

-

Display Connectors

1x DVI, 1x VGA, 1x S-Video

No outputs

DirectX

11.1 (10_0)

9.0c (9_3)

CUDA

1.1

-

OpenCL

1.1

-

OpenGL

2.1

N/A

Shader Model

4.0

-

Vulkan

N/A

-