Radeon R9 290 and Radeon HD 2900 XT - video card comparison
Passmark - benchmark score Radeon R9 290 vs Radeon HD 2900 XT
Radeon R9 290
8336
Radeon HD 2900 XT
679
Radeon R9 290
Radeon HD 2900 XT
Architecture
GCN 2.0 (2013−2017)
TeraScale (2005−2013)
GPU code name
Hawaii
R600
Market segment
Desktop
Desktop
Release date
November 2013
May 2007
Interface
PCIe 3.0 x16
PCIe 1.0 x16
Supplementary power connectors
1x 6-pin + 1x 8-pin
1x 6-pin + 1x 8-pin
Core clock speed
947 MHz
743 MHz
Floating-point performance
4,849 gflops
475.5 gflops
Manufacturing process technology
28 nm
80 nm
Number of transistors
6,200 million
720 million
Pipelines / CUDA cores
2560
320
Power consumption (TDP)
275 Watt
215 Watt
Texture fill rate
151.5
11.89
Memory type
GDDR5
GDDR3
Maximum RAM amount
4 GB
512 MB
Memory bus width
512 Bit
512 Bit
Memory clock speed
5000 MHz
1656 MHz
Memory bandwidth
320.0 GB/s
106.0 GB/s
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
2x DVI, 1x S-Video
HDMI
+
-
DirectX
12 (12_0)
10.0 (10_0)
OpenCL
2.0
N/A
OpenGL
4.6
3.3
Shader Model
6.3
4.0
Vulkan
1.2.131
N/A