Radeon E8860 and Radeon R9 290X2 - video card comparison
Radeon E8860
Radeon R9 290X2
Architecture
GCN 1.0 (2012−2020)
GCN 2.0 (2013−2017)
GPU code name
Venus
Hawaii
Market segment
Desktop
Desktop
Release date
January 2014
June 2014
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
-
4x 8-pin
Boost clock speed
625 MHz
-
Core clock speed
575 MHz
1000 MHz
Floating-point performance
800.0 gflops
2x 5,632 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
1,500 million
6,200 million
Pipelines / CUDA cores
640
2816
Power consumption (TDP)
37 Watt
580 Watt
Texture fill rate
25.00
176.0
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
4 GB
Memory bus width
128 Bit
512 Bit
Memory clock speed
4500 MHz
5400 MHz
Memory bandwidth
72 GB/s
345.6 GB/s
Display Connectors
4x mini-DisplayPort
2x DVI, 1x HDMI, 1x DisplayPort
HDMI
-
+
DirectX
12 (11_1)
12 (12_0)
OpenCL
1.2
2.0
OpenGL
4.6
4.6
Shader Model
5.1
6.3
Vulkan
1.2.131
1.2.131