Radeon RX 570 Mobile and GeForce GTX 660 Ti - video card comparison
Radeon RX 570 Mobile
GeForce GTX 660 Ti
Architecture
Polaris (2016−2019)
Kepler (2012−2018)
GPU code name
Polaris 10 Pro
GK104
Market segment
Laptop
Desktop
Release date
January 2017
August 2012
Bus support
-
PCI Express 3.0
Interface
MXM-B (3.0)
PCIe 3.0 x16
Supplementary power connectors
-
Two 6-pin
SLI options
-
+
Boost clock speed
1206 MHz
980 MHz
Core clock speed
926 MHz
915 MHz
CUDA cores
-
1344
Floating-point performance
4,940 gflops
2,459.5 gflops
Manufacturing process technology
14 nm
28 nm
Number of transistors
5,700 million
3,540 million
Pipelines / CUDA cores
2048
1344
Power consumption (TDP)
120 Watt
150 Watt
Texture fill rate
154.4
102.5 billion/sec
Memory type
GDDR5
GDDR5
Maximum RAM amount
8 GB
2 GB
Memory bus width
256 Bit
192-bit GDDR5
Memory clock speed
7000 MHz
6.0 GB/s
Memory bandwidth
211.2 GB/s
144.2 GB/s
Shared memory
-
-
Display Connectors
No outputs
One Dual Link DVI-I, One Dual Link DVI-D, One HDMI, One DisplayPort
Multi monitor support
-
4 displays
HDMI
-
+
HDCP
-
+
Maximum VGA resolution
-
2048x1536
Audio input for HDMI
-
Internal
DirectX
12 (12_0)
12 (11_0)
CUDA
-
+
OpenCL
2.0
1.2
OpenGL
4.6
4.3
Shader Model
6.4
5.1
Vulkan
1.2.131
1.1.126
3D Blu-Ray
-
+
3D Gaming
-
+
3D Vision
-
+
FreeSync
+
-