Radeon HD 8870 OEM and G94 - video card comparison

Radeon HD 8870 OEM

G94

Architecture

GCN 1.0 (2012−2020)

Tesla (2006−2010)

GPU code name

Pitcairn

G94

Market segment

Desktop

Desktop

Release date

January 2013

-

Interface

PCIe 3.0 x16

-

Supplementary power connectors

2x 6-pin

-

Core clock speed

1000 MHz

-

Floating-point performance

2,560 gflops

-

Manufacturing process technology

28 nm

65 nm

Number of transistors

2,800 million

505 million

Pipelines / CUDA cores

1280

64

Power consumption (TDP)

175 Watt

-

Texture fill rate

80.00

-

Memory type

GDDR5

-

Maximum RAM amount

2 GB

-

Memory bus width

256 Bit

-

Memory clock speed

4800 MHz

-

Memory bandwidth

153.6 GB/s

-

Display Connectors

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

-

HDMI

+

-

DirectX

12 (11_1)

11.1 (10_0)

CUDA

-

1.1

OpenCL

1.2

1.1

OpenGL

4.6

3.3

Shader Model

5.1

4.0

Vulkan

1.2.131

N/A

PureVideo HD

-

VP2