Radeon R9 255 OEM and RSX-90nm - video card comparison
Radeon R9 255 OEM
RSX-90nm
Architecture
GCN 1.0 (2012−2020)
Curie (2003−2013)
GPU code name
Cape Verde
RSX-90nm
Market segment
Desktop
Desktop
Release date
December 2013
-
Interface
PCIe 3.0 x16
-
Supplementary power connectors
1x 6-pin
-
Boost clock speed
930 MHz
-
Core clock speed
900 MHz
-
Floating-point performance
952.3 gflops
-
Manufacturing process technology
28 nm
90 nm
Number of transistors
1,500 million
300 million
Pipelines / CUDA cores
512
-
Power consumption (TDP)
65 Watt
-
Texture fill rate
29.76
-
Memory type
GDDR5
-
Maximum RAM amount
2 GB
-
Memory bus width
128 Bit
-
Memory clock speed
4600 MHz
-
Memory bandwidth
73.6 GB/s
-
Display Connectors
No outputs
-
DirectX
12 (11_1)
N/A
OpenCL
1.2
N/A
OpenGL
4.6
ES 1.1
Shader Model
5.1
-
Vulkan
1.2.131
N/A