GeForce GTX 1660 Ti and Radeon HD 6990 - video card comparison
Passmark - benchmark score GeForce GTX 1660 Ti vs Radeon HD 6990
GeForce GTX 1660 Ti
13314
Radeon HD 6990
3103
GeForce GTX 1660 Ti
Radeon HD 6990
Architecture
Turing (2018−2021)
TeraScale 3 (2010−2013)
GPU code name
Turing TU116
Antilles
Market segment
Desktop
Desktop
Release date
February 2019
March 2011
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
1x 8-pin
2x 8-pin
Boost clock speed
1770 MHz
-
Core clock speed
1500 MHz
830 MHz
Floating-point performance
-
2x 2,549.8 gflops
Manufacturing process technology
12 nm
40 nm
Number of transistors
6,600 million
2,640 million
Pipelines / CUDA cores
1536
1536
Power consumption (TDP)
120 Watt
375 Watt
Texture fill rate
169.9
79.68
Memory type
GDDR6
GDDR5
Maximum RAM amount
6 GB
2 GB
Memory bus width
192 Bit
256 Bit
Memory clock speed
12000 MHz
5000 MHz
Memory bandwidth
288.0 GB/s
160.0 GB/s
Shared memory
-
-
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
1x DVI, 4x mini-DisplayPort
HDMI
+
-
DirectX
12 (12_1)
11.2 (11_0)
CUDA
7.5
-
OpenCL
1.2
1.2
OpenGL
4.6
4.4
Shader Model
6.5
5.0
Vulkan
1.2.131
N/A