GeForce GTX 660 Ti and GeForce RTX 2080 Super - video card comparison
Passmark - benchmark score GeForce GTX 660 Ti vs GeForce RTX 2080 Super
GeForce GTX 660 Ti
4547
GeForce RTX 2080 Super
20173
GeForce GTX 660 Ti
GeForce RTX 2080 Super
Architecture
Kepler (2012−2018)
Turing (2018−2021)
GPU code name
GK104
Turing TU104
Market segment
Desktop
Desktop
Release date
August 2012
July 2019
Bus support
PCI Express 3.0
-
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
1815 MHz
Core clock speed
915 MHz
1650 MHz
CUDA cores
1344
-
Floating-point performance
2,459.5 gflops
-
Manufacturing process technology
28 nm
12 nm
Number of transistors
3,540 million
13,600 million
Pipelines / CUDA cores
1344
3072
Power consumption (TDP)
150 Watt
250 Watt
Texture fill rate
102.5 billion/sec
348.5
Memory type
GDDR5
GDDR6
Maximum RAM amount
2 GB
8 GB
Memory bus width
192-bit GDDR5
256 Bit
Memory clock speed
6.0 GB/s
15500 MHz
Memory bandwidth
144.2 GB/s
495.9 GB/s
Shared memory
-
-
Display Connectors
One Dual Link DVI-I, One Dual Link DVI-D, One HDMI, One DisplayPort
1x HDMI, 3x DisplayPort, 1x USB Type-C
Multi monitor support
4 displays
-
HDMI
+
+
HDCP
+
-
Maximum VGA resolution
2048x1536
-
G-SYNC support
-
+
Audio input for HDMI
Internal
-
DirectX
12 (11_0)
12 Ultimate (12_1)
CUDA
+
7.5
OpenCL
1.2
1.2
OpenGL
4.3
4.6
Shader Model
5.1
6.5
Vulkan
1.1.126
1.2.131
3D Blu-Ray
+
-
3D Gaming
+
-
3D Vision
+
-
VR Ready
-
+