Radeon HD 8990 OEM and Capilano - video card comparison
Radeon HD 8990 OEM
Capilano
Architecture
GCN 1.0 (2012−2020)
TeraScale 2 (2009−2015)
GPU code name
Malta
Capilano
Market segment
Desktop
Desktop
Release date
April 2013
-
Interface
PCIe 3.0 x16
-
Supplementary power connectors
2x 8-pin
-
Boost clock speed
1000 MHz
-
Core clock speed
950 MHz
-
Floating-point performance
2x 4,096 gflops
-
Manufacturing process technology
28 nm
40 nm
Number of transistors
4,313 million
627 million
Pipelines / CUDA cores
2048
400
Power consumption (TDP)
375 Watt
-
Texture fill rate
128.0
-
Memory type
GDDR5
-
Maximum RAM amount
3 GB
-
Memory bus width
384 Bit
-
Memory clock speed
6000 MHz
-
Memory bandwidth
288.0 GB/s
-
Display Connectors
1x DVI, 4x mini-DisplayPort
-
DirectX
12 (11_1)
11.2 (11_0)
OpenCL
1.2
1.2
OpenGL
4.6
4.4
Shader Model
5.1
5.0
Vulkan
1.2.131
N/A