Radeon HD 7870 XT and GeForce GTX 550 Ti - video card comparison
Passmark - benchmark score Radeon HD 7870 XT vs GeForce GTX 550 Ti
Radeon HD 7870 XT
4603
GeForce GTX 550 Ti
1599
Radeon HD 7870 XT
GeForce GTX 550 Ti
Architecture
GCN 1.0 (2012−2020)
Fermi (2010−2014)
GPU code name
Tahiti
GF116
Market segment
Desktop
Desktop
Release date
November 2012
March 2011
Bus support
-
16x PCI-E 2.0
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
2x 6-pin
One 6-pin
SLI options
-
+
Boost clock speed
975 MHz
-
Core clock speed
925 MHz
900 MHz
CUDA cores
-
192
Floating-point performance
2,995 gflops
691.2 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
4,313 million
1,170 million
Pipelines / CUDA cores
1536
192
Power consumption (TDP)
185 Watt
116 Watt
Maximum GPU temperature
-
100 °C
Texture fill rate
93.60
28.8 billion/sec
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
2 GB
Memory bus width
256 Bit
192 Bit
Memory clock speed
6000 MHz
4.1 GB/s
Memory bandwidth
192.0 GB/s
98.4 GB/s
Display Connectors
1x DVI, 1x HDMI, 2x mini-DisplayPort
Two Dual Link DVI-IMini HDMI
Multi monitor support
-
+
HDMI
+
+
Maximum VGA resolution
-
2048x1536
Audio input for HDMI
-
Internal
DirectX
12 (11_1)
12 (11_0)
CUDA
-
+
OpenCL
1.2
1.1
OpenGL
4.6
4.2
Shader Model
5.1
5.1
Vulkan
1.2.131
N/A