Radeon HD 7850 and GeForce GTX 950 OEM - video card comparison

Radeon HD 7850

GeForce GTX 950 OEM

Architecture

GCN 1.0 (2012−2020)

Maxwell 2.0 (2015−2019)

GPU code name

Pitcairn

GM206S

Market segment

Desktop

Desktop

Release date

March 2012

2016

Bus support

PCIe 2.1 x16

-

Interface

PCIe 3.0 x16

PCIe 3.0 x16

Supplementary power connectors

1x 6-pin

None

Boost clock speed

1000 MHz

1203 MHz

Core clock speed

-

937 MHz

Floating-point performance

1,761 gflops

1,946 gflops

Manufacturing process technology

28 nm

28 nm

Number of transistors

2,800 million

2,940 million

Pipelines / CUDA cores

1024

1024

Power consumption (TDP)

130 Watt

-

Texture fill rate

55.04

76.99

Memory type

GDDR5

GDDR5

Maximum RAM amount

2 GB

4 GB

Memory bus width

256 Bit

128 Bit

Memory clock speed

1200 MHz

5 GB/s

Memory bandwidth

153.6 GB/s

80.19 GB/s

Display Connectors

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

No outputs

Eyefinity

1

-

HDMI

+

-

DisplayPort support

-

-

DirectX

12

12 (12_1)

CUDA

-

5.2

Mantle

-

-

OpenCL

1.2

3.0

OpenGL

4.6

4.6

Shader Model

5.1

6.7

Vulkan

+

1.3

AppAcceleration

-

-

CrossFire

1

-

Enduro

-

-

FreeSync

1

-

HD3D

-

-

PowerTune

-

-

TrueAudio

-

-

ZeroCore

-

-