Radeon HD 7850 and i740 Graphics - video card comparison

Radeon HD 7850

i740 Graphics

Architecture

GCN 1.0 (2012−2020)

i740 (1998)

GPU code name

Pitcairn

Auburn

Market segment

Desktop

Desktop

Release date

March 2012

1998

Bus support

PCIe 2.1 x16

-

Interface

PCIe 3.0 x16

AGP 2x

Supplementary power connectors

1x 6-pin

-

Boost clock speed

1000 MHz

-

Core clock speed

-

66 MHz

Floating-point performance

1,761 gflops

-

Manufacturing process technology

28 nm

150 nm

Number of transistors

2,800 million

-

Pipelines / CUDA cores

1024

-

Power consumption (TDP)

130 Watt

-

Texture fill rate

55.04

0.07

Memory type

GDDR5

System Shared

Maximum RAM amount

2 GB

System Shared

Memory bus width

256 Bit

System Shared

Memory clock speed

1200 MHz

System Shared

Memory bandwidth

153.6 GB/s

-

Display Connectors

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

Motherboard Dependent

Eyefinity

1

-

HDMI

+

-

DisplayPort support

-

-

DirectX

12

5.0

Mantle

-

-

OpenCL

1.2

N/A

OpenGL

4.6

1.1

Shader Model

5.1

-

Vulkan

+

N/A

AppAcceleration

-

-

CrossFire

1

-

Enduro

-

-

FreeSync

1

-

HD3D

-

-

PowerTune

-

-

TrueAudio

-

-

ZeroCore

-

-