Radeon R9 255 OEM and Switch GPU - video card comparison
Radeon R9 255 OEM
Switch GPU
Architecture
GCN 1.0 (2012−2020)
Maxwell 2.0 (2015−2019)
GPU code name
Cape Verde
GM20B
Market segment
Desktop
Desktop
Release date
December 2013
March 2017
Interface
PCIe 3.0 x16
IGP
Supplementary power connectors
1x 6-pin
None
Boost clock speed
930 MHz
768 MHz
Core clock speed
900 MHz
-
Floating-point performance
952.3 gflops
-
Manufacturing process technology
28 nm
20 nm
Number of transistors
1,500 million
2,000 million
Pipelines / CUDA cores
512
256
Power consumption (TDP)
65 Watt
15 Watt
Texture fill rate
29.76
12.29
Memory type
GDDR5
DDR4
Maximum RAM amount
2 GB
4 GB
Memory bus width
128 Bit
64 Bit
Memory clock speed
4600 MHz
3200 MHz
Memory bandwidth
73.6 GB/s
25.6 GB/s
Display Connectors
No outputs
No outputs
DirectX
12 (11_1)
12 (12_1)
CUDA
-
5.3
OpenCL
1.2
1.2
OpenGL
4.6
4.6
Shader Model
5.1
6.4
Vulkan
1.2.131
1.1.126