GeForce GTX 660 and GeForce RTX 3070 SUPER - video card comparison
GeForce GTX 660
GeForce RTX 3070 SUPER
Architecture
Kepler (2012−2018)
Ampere (2020−2022)
GPU code name
GK106
GA104
Market segment
Desktop
Desktop
Release date
September 2012
-
Bus support
PCI Express 3.0
-
Interface
PCIe 3.0 x16
PCIe 4.0 x16
Supplementary power connectors
One 6-pin
1x 12-pin
SLI options
+
-
Boost clock speed
1033 MHz
1695 MHz
Core clock speed
980 MHz
-
CUDA cores
960
-
Floating-point performance
1,981 gflops
-
Manufacturing process technology
28 nm
8 nm
Number of transistors
2,540 million
18,000 million
Pipelines / CUDA cores
960
6144
Power consumption (TDP)
140 Watt
250 Watt
Texture fill rate
78.4 billion/sec
325.4
Memory type
GDDR5
GDDR6
Maximum RAM amount
2 GB
16 GB
Memory bus width
192-bit GDDR5
256 Bit
Memory clock speed
6.0 GB/s
16000 MHz
Memory bandwidth
144.2 GB/s
512.0 GB/s
Display Connectors
One Dual Link DVI-I, One Dual Link DVI-D, One HDMI, One DisplayPort
1x HDMI, 3x DisplayPort
Multi monitor support
4 displays
-
HDMI
+
+
HDCP
+
-
Maximum VGA resolution
2048x1536
-
Audio input for HDMI
Internal
-
DirectX
12 (11_0)
12 Ultimate (12_2)
CUDA
+
-
OpenCL
1.2
-
OpenGL
4.3
4.6
Shader Model
5.1
-
Vulkan
1.1.126
-
3D Blu-Ray
+
-
3D Gaming
+
-
3D Vision
+
-