Radeon HD 4890 and Radeon R5 235X OEM - video card comparison

Radeon HD 4890

Radeon R5 235X OEM

Architecture

TeraScale (2005−2013)

TeraScale 2 (2009−2015)

GPU code name

RV790

Caicos

Market segment

Desktop

Release date

April 2009

December 2013

Interface

PCIe 2.0 x16

Supplementary power connectors

2x 6-pin

None

Core clock speed

850 MHz

875 MHz

Floating-point performance

1,360.0 gflops

280.0 gflops

Manufacturing process technology

55 nm

40 nm

Number of transistors

959 million

370 million

Pipelines / CUDA cores

800

160

Power consumption (TDP)

190 Watt

18 Watt

Texture fill rate

34.00

7.000

Memory type

GDDR5

DDR3

Maximum RAM amount

1 GB

Memory bus width

256 Bit

64 Bit

Memory clock speed

3900 MHz

1800 MHz

Memory bandwidth

124.8 GB/s

14.4 GB/s

Display Connectors

2x DVI, 1x S-Video

1x DVI, 1x HDMI

HDMI

DirectX

10.1 (10_1)

11.2 (11_0)

OpenCL

1.1

1.2

OpenGL

3.3

4.4

Shader Model

4.1

5.0

Vulkan

N/A