HD Graphics 620 and GeForce RTX 4090 Ti - video card comparison
HD Graphics 620
GeForce RTX 4090 Ti
Architecture
Gen. 9.5 Kaby Lake (2015−2017)
Ada Lovelace
GPU code name
Kaby-Lake GT2
AD102
Market segment
Laptop
Desktop
Release date
August 2016
2023
Interface
PCIe 3.0 x1
PCIe 4.0 x16
Supplementary power connectors
-
2x 16-pin
Boost clock speed
1050 MHz
2565 MHz
Core clock speed
300 MHz
-
Floating-point performance
403.2 gflops
-
Manufacturing process technology
14 nm
5 nm
Number of transistors
189 million
76,300 million
Pipelines / CUDA cores
24
18176
Power consumption (TDP)
15 Watt
600 Watt
Texture fill rate
25.20
1,457
Memory type
DDR3L/LPDDR3/LPDDR4
GDDR6X
Maximum RAM amount
32 GB
24 GB
Memory bus width
64/128 Bit
384 Bit
Memory clock speed
System Shared
24 GB/s
Memory bandwidth
-
1,152 GB/s
Shared memory
+
-
Display Connectors
No outputs
1x HDMI 2.1, 3x DisplayPort 1.4a
HDMI
-
+
DirectX
12 (12_1)
12 Ultimate (12_2)
CUDA
-
8.9
OpenCL
2.1
3.0
OpenGL
4.6
4.6
Shader Model
6.4
6.7
Vulkan
+
1.3
Quick Sync
+
-