GeForce GTX 980 SLI Mobile and GeForce GTX 550 Ti - video card comparison
GeForce GTX 980 SLI Mobile
GeForce GTX 550 Ti
Architecture
Maxwell (2014−2018)
Fermi (2010−2014)
GPU code name
N16E-GXX SLI
GF116
Market segment
Laptop
Desktop
Release date
September 2015
March 2011
Bus support
-
16x PCI-E 2.0
Interface
-
PCIe 2.0 x16
Supplementary power connectors
-
One 6-pin
SLI options
+
+
Boost clock speed
1228 MHz
-
Core clock speed
1126 MHz
900 MHz
CUDA cores
-
192
Floating-point performance
-
691.2 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
10400 Million
1,170 million
Pipelines / CUDA cores
4096
192
Power consumption (TDP)
330 Watt
116 Watt
Maximum GPU temperature
-
100 °C
Texture fill rate
-
28.8 billion/sec
Memory type
GDDR5
GDDR5
Maximum RAM amount
2x 8 GB
2 GB
Memory bus width
256 Bit
192 Bit
Memory clock speed
3500 MHz
4.1 GB/s
Memory bandwidth
-
98.4 GB/s
Shared memory
-
-
Display Connectors
-
Two Dual Link DVI-IMini HDMI
Multi monitor support
-
+
HDMI
-
+
Maximum VGA resolution
-
2048x1536
G-SYNC support
+
-
Audio input for HDMI
-
Internal
DirectX
12_1
12 (11_0)
CUDA
+
+
OpenCL
-
1.1
OpenGL
-
4.2
Shader Model
-
5.1
Vulkan
-
N/A