Radeon R9 290 and Radeon HD 6990 - video card comparison
Passmark - benchmark score Radeon R9 290 vs Radeon HD 6990
Radeon R9 290
8336
Radeon HD 6990
3103
Radeon R9 290
Radeon HD 6990
Architecture
GCN 2.0 (2013−2017)
TeraScale 3 (2010−2013)
GPU code name
Hawaii
Antilles
Market segment
Desktop
Desktop
Release date
November 2013
March 2011
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
1x 6-pin + 1x 8-pin
2x 8-pin
Core clock speed
947 MHz
830 MHz
Floating-point performance
4,849 gflops
2x 2,549.8 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
6,200 million
2,640 million
Pipelines / CUDA cores
2560
1536
Power consumption (TDP)
275 Watt
375 Watt
Texture fill rate
151.5
79.68
Memory type
GDDR5
GDDR5
Maximum RAM amount
4 GB
2 GB
Memory bus width
512 Bit
256 Bit
Memory clock speed
5000 MHz
5000 MHz
Memory bandwidth
320.0 GB/s
160.0 GB/s
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
1x DVI, 4x mini-DisplayPort
HDMI
+
-
DirectX
12 (12_0)
11.2 (11_0)
OpenCL
2.0
1.2
OpenGL
4.6
4.4
Shader Model
6.3
5.0
Vulkan
1.2.131
N/A