Radeon R9 270 and VIA Castle Rock - video card comparison

Radeon R9 270

VIA Castle Rock

Architecture

GCN 1.0 (2012−2020)

-

GPU code name

Curacao

CLE266

Market segment

Desktop

Laptop

Release date

November 2013

January 2003

Bus support

PCIe 3.0

-

Interface

PCIe 3.0 x16

-

Supplementary power connectors

1 x 6-pin

-

Boost clock speed

925 MHz

-

Core clock speed

-

2 MHz

Floating-point performance

2,368 gflops

-

Manufacturing process technology

28 nm

-

Number of transistors

2,800 million

-

Pipelines / CUDA cores

1280

3

Power consumption (TDP)

150 Watt

-

Texture fill rate

74.00

-

Memory type

GDDR5

-

Maximum RAM amount

2 GB

-

Memory bus width

256 Bit

-

Memory bandwidth

179.2 GB/s

-

Shared memory

-

+

Display Connectors

2x DVI, 1x HDMI, 1x DisplayPort

-

Eyefinity

1

-

HDMI

+

-

DisplayPort support

+

-

DirectX

DirectX® 12

-

Mantle

-

-

OpenCL

1.2

-

OpenGL

4.6

-

Shader Model

5.1

-

Vulkan

+

-

AppAcceleration

-

-

CrossFire

1

-

DDMA audio

+

-

Enduro

-

-

FreeSync

1

-

HD3D

+

-

LiquidVR

1

-

PowerTune

-

-

TressFX

1

-

TrueAudio

+

-

UVD

+

-

ZeroCore

-

-