GeForce GTX 670 and Radeon HD 7970 GHz Edition - video card comparison
GeForce GTX 670
Radeon HD 7970 GHz Edition
Architecture
Kepler (2012−2018)
GCN 1.0 (2012−2020)
GPU code name
GK104
Tahiti
Market segment
Desktop
Desktop
Release date
May 2012
June 2012
Bus support
PCI Express 3.0
PCIe 2.1 x16
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
Two 6-pin
1x 6-pin + 1x 8-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
4,301 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
3,540 million
4,313 million
Pipelines / CUDA cores
1344
2048
Power consumption (TDP)
170 Watt
250 Watt
Maximum GPU temperature
97 °C
-
Texture fill rate
102.5 billion/sec
134.4
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
3 GB
Memory bus width
256-bit GDDR5
384 Bit
Memory clock speed
6.0 GB/s
1500 MHz
Memory bandwidth
192.2 GB/s
288 GB/s
Display Connectors
One Dual Link DVI-I, One Dual Link DVI-D, One HDMI, One DisplayPort
1x DVI, 1x HDMI, 2x mini-DisplayPort
Multi monitor support
4 displays
-
Eyefinity
-
1
HDMI
+
+
HDCP
+
-
Maximum VGA resolution
2048x1536
-
DisplayPort support
-
-
Audio input for HDMI
Internal
-
DirectX
12 (11_0)
DirectX® 11
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
Enduro
-
-
FreeSync
-
1
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-