GeForce GTX 560 Ti X2 and Radeon R9 280X - video card comparison
GeForce GTX 560 Ti X2
Radeon R9 280X
Architecture
Fermi 2.0 (2010−2014)
GCN (2011−2017)
GPU code name
GF114
Thaiti XTL
Market segment
Desktop
Desktop
Release date
January 2011
October 2013
Bus support
-
PCIe 3.0
Interface
PCIe 2.0 x16
PCIe 3.0 x16
Supplementary power connectors
2x 8-pin
1 x 6-pin + 1 x 8-pin
Boost clock speed
-
1000 MHz
Core clock speed
850 MHz
-
Floating-point performance
2x 1,305.6 gflops
4,096 gflops
Manufacturing process technology
40 nm
28 nm
Number of transistors
1,950 million
4,313 million
Pipelines / CUDA cores
384
2048
Power consumption (TDP)
170 Watt
250 Watt
Texture fill rate
54.40
128.0
Memory type
GDDR5
GDDR5
Maximum RAM amount
1 GB
3 GB
Memory bus width
256 Bit
384 Bit
Memory clock speed
4008 MHz
-
Memory bandwidth
128.3 GB/s
288 GB/s
Shared memory
-
-
Display Connectors
3x DVI, 1x mini-HDMI
2x DVI, 1x HDMI, 1x DisplayPort
Eyefinity
-
+
HDMI
+
+
DisplayPort support
-
+
DirectX
12 (11_0)
DirectX® 12
CUDA
2.1
-
Mantle
-
-
OpenCL
1.1
1.2
OpenGL
4.6
4.6
Shader Model
5.1
5.1
Vulkan
N/A
+
AppAcceleration
-
+
CrossFire
-
1
DDMA audio
-
+
Enduro
-
-
FreeSync
-
1
HD3D
-
+
LiquidVR
-
1
PowerTune
-
-
TressFX
-
1
TrueAudio
-
+
UVD
-
+
ZeroCore
-
-