HD Graphics 620 and GeForce 7900 GTX - video card comparison
Passmark - benchmark score HD Graphics 620 vs GeForce 7900 GTX
HD Graphics 620
963
GeForce 7900 GTX
399
HD Graphics 620
GeForce 7900 GTX
Architecture
Gen. 9.5 Kaby Lake (2015−2017)
Curie (2003−2013)
GPU code name
Kaby-Lake GT2
G71
Market segment
Laptop
Desktop
Release date
August 2016
March 2006
Interface
PCIe 3.0 x1
PCIe 1.0 x16
Supplementary power connectors
-
1x 6-pin
Boost clock speed
1050 MHz
-
Core clock speed
300 MHz
650 MHz
Floating-point performance
403.2 gflops
-
Manufacturing process technology
14 nm
90 nm
Number of transistors
189 million
278 million
Pipelines / CUDA cores
24
-
Power consumption (TDP)
15 Watt
84 Watt
Texture fill rate
25.20
15.60
Memory type
DDR3L/LPDDR3/LPDDR4
GDDR3
Maximum RAM amount
32 GB
512 MB
Memory bus width
64/128 Bit
256 Bit
Memory clock speed
System Shared
1600 MHz
Memory bandwidth
-
51.2 GB/s
Shared memory
+
-
Display Connectors
No outputs
2x DVI, 1x S-Video
DirectX
12 (12_1)
9.0c (9_3)
OpenCL
2.1
N/A
OpenGL
4.6
2.1
Shader Model
6.4
3.0
Vulkan
+
N/A
Quick Sync
+
-