GeForce GTX 670 and Radeon R9 270X - video card comparison
Passmark - benchmark score GeForce GTX 670 vs Radeon R9 270X
GeForce GTX 670
5491
Radeon R9 270X
5036
GeForce GTX 670
Radeon R9 270X
Architecture
Kepler (2012−2018)
GCN (2011−2017)
GPU code name
GK104
Curacao XT
Market segment
Desktop
Desktop
Release date
May 2012
October 2013
Bus support
PCI Express 3.0
PCIe 3.0
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
Two 6-pin
2 x 6-pin
SLI options
+
-
Boost clock speed
980 MHz
1050 MHz
Core clock speed
915 MHz
-
CUDA cores
1344
-
Floating-point performance
2,459.5 gflops
2,688 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
3,540 million
2,800 million
Pipelines / CUDA cores
1344
1280
Power consumption (TDP)
170 Watt
180 Watt
Maximum GPU temperature
97 °C
-
Texture fill rate
102.5 billion/sec
84.00
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
4 GB
Memory bus width
256-bit GDDR5
256 Bit
Memory clock speed
6.0 GB/s
-
Memory bandwidth
192.2 GB/s
179.2 GB/s
Shared memory
-
-
Display Connectors
One Dual Link DVI-I, One Dual Link DVI-D, One HDMI, One DisplayPort
2x DVI, 1x HDMI, 1x DisplayPort
Multi monitor support
4 displays
-
Eyefinity
-
+
HDMI
+
+
HDCP
+
-
Maximum VGA resolution
2048x1536
-
DisplayPort support
-
+
Audio input for HDMI
Internal
-
DirectX
12 (11_0)
DirectX® 12
CUDA
+
-
Mantle
-
-
OpenCL
1.2
1.2
OpenGL
4.2
4.6
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
-
-