GeForce GTX 1660 Super and Radeon HD 7970 GHz Edition - video card comparison
GeForce GTX 1660 Super
Radeon HD 7970 GHz Edition
Architecture
Turing (2018−2021)
GCN 1.0 (2012−2020)
GPU code name
Turing TU116
Tahiti
Market segment
Desktop
Desktop
Release date
October 2019
June 2012
Bus support
-
PCIe 2.1 x16
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
1x 8-pin
1x 6-pin + 1x 8-pin
Boost clock speed
1785 MHz
1050 MHz
Core clock speed
1530 MHz
-
Floating-point performance
-
4,301 gflops
Manufacturing process technology
12 nm
28 nm
Number of transistors
6,600 million
4,313 million
Pipelines / CUDA cores
1408
2048
Power consumption (TDP)
125 Watt
250 Watt
Texture fill rate
157.1
134.4
Memory type
GDDR6
GDDR5
Maximum RAM amount
6 GB
3 GB
Memory bus width
192 Bit
384 Bit
Memory clock speed
14000 MHz
1500 MHz
Memory bandwidth
336.0 GB/s
288 GB/s
Shared memory
-
-
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
1x DVI, 1x HDMI, 2x mini-DisplayPort
Eyefinity
-
1
HDMI
+
+
HDCP
+
-
DisplayPort support
-
-
G-SYNC support
+
-
DirectX
12 (12_1)
DirectX® 11
CUDA
7.5
-
Mantle
-
-
OpenCL
1.2
1.2
OpenGL
4.6
4.6
Shader Model
6.5
5.1
Vulkan
1.2.131
-
Ansel
+
-
AppAcceleration
-
-
CrossFire
-
1
Enduro
-
-
FreeSync
-
1
HD3D
-
-
NVENC
+
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-