Radeon R7 Graphics and Radeon X1900 XT - video card comparison

Radeon R7 Graphics

Radeon X1900 XT

Architecture

GCN 2.0 (2013−2017)

R500 (2005−2007)

GPU code name

Spectre

R580

Market segment

Desktop

Release date

January 2014

January 2006

Interface

IGP

PCIe 1.0 x16

Supplementary power connectors

1x 6-pin

Boost clock speed

980 MHz

Core clock speed

686 MHz

625 MHz

Floating-point performance

526.8 gflops

Manufacturing process technology

28 nm

90 nm

Number of transistors

2,410 million

384 million

Pipelines / CUDA cores

512

Power consumption (TDP)

15 Watt

100 Watt

Texture fill rate

31.36

10.00

Memory type

System Shared

GDDR3

Maximum RAM amount

System Shared

256 MB

Memory bus width

System Shared

256 Bit

Memory clock speed

System Shared

1450 MBps

Memory bandwidth

46.4 GB/s

Display Connectors

No outputs

2x DVI, 1x S-Video

DirectX

12 (12_0)

9.0c (9_3)

OpenCL

2.0

N/A

OpenGL

4.6

2.1 (full) Shader Model6.03.0

Vulkan

1.2.131

N/A