Radeon HD 7850 and Radeon R6 Graphics - video card comparison

Radeon HD 7850

Radeon R6 Graphics

Architecture

GCN 1.0 (2012−2020)

GCN 2.0 (2013−2017)

GPU code name

Pitcairn

Spectre Lite

Market segment

Desktop

Desktop

Release date

March 2012

September 2014

Bus support

PCIe 2.1 x16

-

Interface

PCIe 3.0 x16

IGP

Supplementary power connectors

1x 6-pin

-

Boost clock speed

1000 MHz

600 MHz

Core clock speed

-

533 MHz

Floating-point performance

1,761 gflops

503.0 gflops

Manufacturing process technology

28 nm

28 nm

Number of transistors

2,800 million

2,410 million

Pipelines / CUDA cores

1024

384

Power consumption (TDP)

130 Watt

15 Watt

Texture fill rate

55.04

14.40

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

No outputs

Eyefinity

1

-

HDMI

+

-

DisplayPort support

-

-

DirectX

12

12 (12_0)

Mantle

-

-

OpenCL

1.2

2.0

OpenGL

4.6

4.6

Shader Model

5.1

6.0

Vulkan

+

1.2.131

AppAcceleration

-

-

CrossFire

1

-

Enduro

-

-

FreeSync

1

-

HD3D

-

-

PowerTune

-

-

TrueAudio

-

-

ZeroCore

-

-