GeForce GTX 1660 Ti and H800 SXM5 - video card comparison
GeForce GTX 1660 Ti
H800 SXM5
Architecture
Turing (2018−2021)
Hopper (2022)
GPU code name
Turing TU116
GH100
Market segment
Desktop
Desktop
Release date
February 2019
March 2023
Interface
PCIe 3.0 x16
PCIe 5.0 x16
Supplementary power connectors
1x 8-pin
8-pin EPS
Boost clock speed
1770 MHz
1755 MHz
Core clock speed
1500 MHz
-
Manufacturing process technology
12 nm
4 nm
Number of transistors
6,600 million
80,000 million
Pipelines / CUDA cores
1536
16896
Power consumption (TDP)
120 Watt
700 Watt
Texture fill rate
169.9
926.6
Memory type
GDDR6
HBM3
Maximum RAM amount
6 GB
80 GB
Memory bus width
192 Bit
5120 Bit
Memory clock speed
12000 MHz
2.6 GB/s
Memory bandwidth
288.0 GB/s
1,681 GB/s
Shared memory
-
-
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
No outputs
HDMI
+
-
DirectX
12 (12_1)
N/A
CUDA
7.5
9.0
OpenCL
1.2
3.0
OpenGL
4.6
N/A
Shader Model
6.5
N/A
Vulkan
1.2.131
N/A