Radeon HD 7970M and GeForce GTX 1660 Mobile - video card comparison
Radeon HD 7970M
GeForce GTX 1660 Mobile
Architecture
GCN (2011−2017)
Turing (2018−2021)
GPU code name
Wimbledon XT
TU116B
Market segment
Laptop
Laptop
Release date
May 2012
May 2019
Interface
MXM-B (3.0)
PCIe 3.0 x16
Supplementary power connectors
None
-
Boost clock speed
-
1590 MHz
Core clock speed
850 MHz
1455 MHz
Floating-point performance
2,176 gflops
-
Manufacturing process technology
28 nm
12 nm
Number of transistors
2,800 million
6,600 million
Pipelines / CUDA cores
1280
1280
Power consumption (TDP)
100 Watt
-
Texture fill rate
68.00
127.2
Memory type
GDDR5
GDDR6
Maximum RAM amount
2 GB
6 GB
Memory bus width
256 Bit
192 Bit
Memory clock speed
4800 MHz
16000 MHz
Memory bandwidth
153.6 GB/s
384.0 GB/s
Shared memory
-
-
Display Connectors
No outputs
1x DVI, 1x HDMI, 3x DisplayPort
HDMI
-
+
DirectX
12 (11_1)
12 (12_1)
CUDA
-
7.5
OpenCL
1.2
1.2
OpenGL
4.6
4.6
Shader Model
5.1
6.5
Vulkan
1.2.131
1.2.140