UHD Graphics 620 and Radeon HD 7950M - video card comparison
UHD Graphics 620
Radeon HD 7950M
Architecture
Gen. 9.5 (2017)
GCN (2011−2017)
GPU code name
Kaby-Lake-Refresh GT2
Wimbledon Pro
Market segment
Laptop
Laptop
Release date
September 2017
May 2012
Interface
PCIe 3.0 x1
MXM-B (3.0)
Boost clock speed
1150 MHz
-
Core clock speed
300 MHz
700 MHz
Manufacturing process technology
14 nm
28 nm
Number of transistors
189 million
2,800 million
Pipelines / CUDA cores
24
1280
Power consumption (TDP)
15 Watt
50 Watt
Texture fill rate
27.60
56.00
Memory type
LPDDR3/DDR4
GDDR5
Maximum RAM amount
32 GB
2 GB
Memory bus width
System Shared
256 Bit
Memory clock speed
System Shared
4000 MHz
Memory bandwidth
-
128.0 GB/s
Shared memory
+
-
Display Connectors
No outputs
No outputs
DirectX
12 (12_1)
12 (11_1)
OpenCL
2.1
1.2
OpenGL
4.6
4.6
Shader Model
6.4
5.1
Vulkan
1.1.103
1.2.131
Quick Sync
+
-