HD Graphics 620 and Radeon HD 7550M - video card comparison
Passmark - benchmark score HD Graphics 620 vs Radeon HD 7550M
HD Graphics 620
963
Radeon HD 7550M
478
HD Graphics 620
Radeon HD 7550M
Architecture
Gen. 9.5 Kaby Lake (2015−2017)
Terascale 2 (2009−2015)
GPU code name
Kaby-Lake GT2
Thames-LP / Pro
Market segment
Laptop
Laptop
Release date
August 2016
January 2012
Interface
PCIe 3.0 x1
PCIe 2.0 x16
Boost clock speed
1050 MHz
550 MHz
Core clock speed
300 MHz
450 MHz
Floating-point performance
403.2 gflops
480.0 gflops
Manufacturing process technology
14 nm
40 nm
Number of transistors
189 million
716 million
Pipelines / CUDA cores
24
400
Power consumption (TDP)
15 Watt
14 Watt
Texture fill rate
25.20
12.00
Memory type
DDR3L/LPDDR3/LPDDR4
GDDR5 / DDR3
Maximum RAM amount
32 GB
1 GB
Memory bus width
64/128 Bit
64 Bit
Memory clock speed
System Shared
3200 / 1800 MHz
Memory bandwidth
-
28.8 GB/s
Shared memory
+
-
Display Connectors
No outputs
No outputs
DirectX
12 (12_1)
11.2 (11_0)
OpenCL
2.1
1.2
OpenGL
4.6
4.4
Shader Model
6.4
5.0
Vulkan
+
N/A
Quick Sync
+
-