Radeon R9 280 and Radeon R7 260X - video card comparison
Passmark - benchmark score Radeon R9 280 vs Radeon R7 260X
Radeon R9 280
5726
Radeon R7 260X
3282
Radeon R9 280
Radeon R7 260X
Architecture
GCN 1.0 (2012−2020)
GCN 2.0 (2013−2017)
GPU code name
Tahiti
Bonaire
Market segment
Desktop
Desktop
Release date
March 2014
October 2013
Bus support
PCIe 3.0
PCIe 3.0
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
1 x 6-pin + 1 x 8-pin
1 x 6-pin
Boost clock speed
933 MHz
1000 MHz
Floating-point performance
3,344 gflops
1,971 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
4,313 million
2,080 million
Pipelines / CUDA cores
1792
896
Power consumption (TDP)
200 Watt
115 Watt
Texture fill rate
104.5
61.60
Memory type
GDDR5
GDDR5
Maximum RAM amount
3 GB
4 GB
Memory bus width
384 Bit
128 Bit
Memory clock speed
1250 MHz
-
Memory bandwidth
240 GB/s
104 GB/s
Display Connectors
2x DVI, 1x HDMI, 2x mini-DisplayPort
2x DVI, 1x HDMI, 1x DisplayPort
Eyefinity
1
1
HDMI
+
+
DisplayPort support
-
-
DirectX
DirectX® 12
DirectX® 12
Mantle
-
-
OpenCL
1.2
2.0
OpenGL
4.6
4.6
Shader Model
5.1
6.3
Vulkan
+
-
AppAcceleration
-
-
CrossFire
1
-
DDMA audio
+
+
Enduro
-
-
FreeSync
1
1
HD3D
+
-
LiquidVR
1
-
PowerTune
-
-
TressFX
1
-
TrueAudio
+
-
UVD
+
-
ZeroCore
-
-