GeForce GTX 550 Ti and Radeon HD 7970 GHz Edition - video card comparison
GeForce GTX 550 Ti
Radeon HD 7970 GHz Edition
Architecture
Fermi (2010−2014)
GCN 1.0 (2012−2020)
GPU code name
GF116
Tahiti
Market segment
Desktop
Desktop
Release date
March 2011
June 2012
Bus support
16x PCI-E 2.0
PCIe 2.1 x16
Interface
PCIe 2.0 x16
PCIe 3.0 x16
Supplementary power connectors
One 6-pin
1x 6-pin + 1x 8-pin
SLI options
+
-
Boost clock speed
-
1050 MHz
Core clock speed
900 MHz
-
CUDA cores
192
-
Floating-point performance
691.2 gflops
4,301 gflops
Manufacturing process technology
40 nm
28 nm
Number of transistors
1,170 million
4,313 million
Pipelines / CUDA cores
192
2048
Power consumption (TDP)
116 Watt
250 Watt
Maximum GPU temperature
100 °C
-
Texture fill rate
28.8 billion/sec
134.4
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
3 GB
Memory bus width
192 Bit
384 Bit
Memory clock speed
4.1 GB/s
1500 MHz
Memory bandwidth
98.4 GB/s
288 GB/s
Display Connectors
Two Dual Link DVI-IMini HDMI
1x DVI, 1x HDMI, 2x mini-DisplayPort
Multi monitor support
+
-
Eyefinity
-
1
HDMI
+
+
Maximum VGA resolution
2048x1536
-
DisplayPort support
-
-
Audio input for HDMI
Internal
-
DirectX
12 (11_0)
DirectX® 11
CUDA
+
-
Mantle
-
-
OpenCL
1.1
1.2
OpenGL
4.2
4.6
Shader Model
5.1
5.1
Vulkan
N/A
-
AppAcceleration
-
-
CrossFire
-
1
Enduro
-
-
FreeSync
-
1
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-