Radeon HD 8970M Crossfire and UHD Graphics 620 - video card comparison
Radeon HD 8970M Crossfire
UHD Graphics 620
Architecture
GCN (2011−2017)
Gen. 9.5 (2017)
GPU code name
Neptune CF
Kaby-Lake-Refresh GT2
Market segment
Laptop
Laptop
Release date
May 2012
September 2017
Interface
-
PCIe 3.0 x1
Boost clock speed
900 MHz
1150 MHz
Core clock speed
850 MHz
300 MHz
Manufacturing process technology
28 nm
14 nm
Number of transistors
-
189 million
Pipelines / CUDA cores
2560
24
Power consumption (TDP)
200 Watt
15 Watt
Texture fill rate
-
27.60
Memory type
GDDR5
LPDDR3/DDR4
Maximum RAM amount
-
32 GB
Memory bus width
2x 256 Bit
System Shared
Memory clock speed
4800 MHz
System Shared
Shared memory
-
+
Display Connectors
-
No outputs
DirectX
11.1
12 (12_1)
OpenCL
-
2.1
OpenGL
-
4.6
Shader Model
-
6.4
Vulkan
-
1.1.103
Quick Sync
-
+