Radeon R7 260 and Radeon RX 455 OEM - video card comparison
Radeon R7 260
Radeon RX 455 OEM
Architecture
GCN 2.0 (2013−2017)
GCN 2.0 (2013−2017)
GPU code name
Bonaire
Tobago
Market segment
Desktop
Desktop
Release date
December 2013
June 2016
Bus support
PCIe 3.0
-
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
1 x 6-pin
1x 6-pin
Boost clock speed
1100 MHz
-
Core clock speed
-
1050 MHz
Floating-point performance
1,536 gflops
1,613 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
2,080 million
2,080 million
Pipelines / CUDA cores
768
768
Power consumption (TDP)
115 Watt
100 Watt
Texture fill rate
48.00
50.40
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
2 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
1625 MHz
6500 MHz
Memory bandwidth
104 GB/s
104.0 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
1x DVI, 1x HDMI, 1x DisplayPort
Eyefinity
1
-
HDMI
+
+
DisplayPort support
+
-
DirectX
DirectX® 12
12 (12_0)
Mantle
-
-
OpenCL
2.0
2.0
OpenGL
4.6
4.6
Shader Model
6.3
6.3
Vulkan
-
1.2.131
AppAcceleration
-
-
DDMA audio
+
-
Enduro
-
-
FreeSync
1
-
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-