Radeon R9 270 1024SP and Radeon R9 260 OEM - video card comparison
Radeon R9 270 1024SP
Radeon R9 260 OEM
Architecture
GCN 1.0 (2012−2020)
GCN 2.0 (2013−2017)
GPU code name
Pitcairn
Bonaire
Market segment
Desktop
Desktop
Release date
March 2015
December 2013
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
1x 6-pin
1x 6-pin
Boost clock speed
925 MHz
-
Core clock speed
900 MHz
1100 MHz
Floating-point performance
1,894 gflops
1,971 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
2,800 million
2,080 million
Pipelines / CUDA cores
1024
896
Power consumption (TDP)
150 Watt
85 Watt
Texture fill rate
59.20
61.60
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
1 GB
Memory bus width
256 Bit
128 Bit
Memory clock speed
4800 MHz
6500 MHz
Memory bandwidth
153.6 GB/s
104.0 GB/s
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
1x DVI, 1x HDMI, 2x mini-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