
Radeon R9 270X and GeForce GTX 650 Ti - video card comparison
Passmark - benchmark score Radeon R9 270X vs GeForce GTX 650 Ti
Radeon R9 270X
5036
GeForce GTX 650 Ti
2598
Radeon R9 270X
GeForce GTX 650 Ti
Architecture
GCN (2011−2017)
Kepler (2012−2018)
GPU code name
Curacao XT
GK106
Market segment
Desktop
Desktop
Release date
October 2013
October 2012
Bus support
PCIe 3.0
PCI Express 3.0
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
2 x 6-pin
One 6-pin
Boost clock speed
1050 MHz
-
Core clock speed
-
928 MHz
CUDA cores
-
768
Floating-point performance
2,688 gflops
1,425 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
2,800 million
2,540 million
Pipelines / CUDA cores
1280
768
Power consumption (TDP)
180 Watt
110 Watt
Maximum GPU temperature
-
105 °C
Texture fill rate
84.00
59.2 billion/sec
Memory type
GDDR5
GDDR5
Maximum RAM amount
4 GB
2 GB
Memory bus width
256 Bit
128 Bit
Memory clock speed
-
5.4 GB/s
Memory bandwidth
179.2 GB/s
86.4 GB/s
Shared memory
-
-
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
One Dual Link DVI-I, One Dual Link DVI-D, One Mini HDMI
Multi monitor support
-
4 Displays
Eyefinity
+
-
HDMI
+
+
HDCP
-
+
Maximum VGA resolution
-
2048x1536
DisplayPort support
+
-
Audio input for HDMI
-
Internal
DirectX
DirectX® 12
12 (11_0)
CUDA
-
+
Mantle
-
-
OpenCL
1.2
1.2
OpenGL
4.6
4.3
Shader Model
5.1
5.1
Vulkan
+
1.1.126
3D Blu-Ray
-
+
3D Gaming
-
+
3D Vision
-
+
AppAcceleration
+
-
CrossFire
1
-
DDMA audio
+
-
Enduro
-
-
FreeSync
1
-
HD3D
+
-
LiquidVR
1
-
PowerTune
-
-
TressFX
1
-
TrueAudio
+
-
UVD
+
-
ZeroCore
-
-