Radeon HD 7750 and GeForce 9400 GT PCI - video card comparison

Radeon HD 7750

GeForce 9400 GT PCI

Architecture

GCN 1.0 (2012−2020)

Tesla (2006−2010)

GPU code name

Cape Verde

G96C

Market segment

Desktop

Desktop

Release date

February 2012

August 2008

Bus support

PCIe 2.1 x16

-

Interface

PCIe 3.0 x16

PCI

Supplementary power connectors

None

None

Boost clock speed

800 MHz

-

Core clock speed

-

550 MHz

Floating-point performance

819.2 gflops

44.8 gflops

Manufacturing process technology

28 nm

55 nm

Number of transistors

1,500 million

314 million

Pipelines / CUDA cores

512

16

Power consumption (TDP)

75 Watt

50 Watt

Texture fill rate

25.60

4.400

Memory type

GDDR5

DDR2

Maximum RAM amount

1 GB

256 MB

Memory bus width

128 Bit

128 Bit

Memory clock speed

1125 MHz

800 MHz

Memory bandwidth

72 GB/s

12.8 GB/s

Display Connectors

1x DVI, 1x HDMI, 1x DisplayPort

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

Eyefinity

1

-

HDMI

+

-

DisplayPort support

+

-

DirectX

DirectX® 11

11.1 (10_0)

CUDA

-

1.1

Mantle

-

-

OpenCL

1.2

1.1

OpenGL

4.6

3.3

Shader Model

5.1

4.0

Vulkan

-

N/A

AppAcceleration

-

-

CrossFire

1

-

Enduro

-

-

FreeSync

1

-

HD3D

-

-

PowerTune

-

-

TrueAudio

-

-

ZeroCore

-

-