HD Graphics 620 and Radeon R7 (Kaveri) - video card comparison
HD Graphics 620
Radeon R7 (Kaveri)
Architecture
Gen. 9.5 Kaby Lake (2015−2017)
GCN 1.1 (2014)
GPU code name
Kaby-Lake GT2
Kaveri
Market segment
Laptop
Laptop
Release date
August 2016
June 2014
Interface
PCIe 3.0 x1
-
Boost clock speed
1050 MHz
686 MHz
Core clock speed
300 MHz
553 MHz
Floating-point performance
403.2 gflops
-
Manufacturing process technology
14 nm
28 nm
Number of transistors
189 million
2410 Million
Pipelines / CUDA cores
24
512
Power consumption (TDP)
15 Watt
-
Texture fill rate
25.20
-
Memory type
DDR3L/LPDDR3/LPDDR4
-
Maximum RAM amount
32 GB
-
Memory bus width
64/128 Bit
64/128 Bit
Memory clock speed
System Shared
-
Shared memory
+
+
Display Connectors
No outputs
-
DirectX
12 (12_1)
12 (FL 12_0)
OpenCL
2.1
-
OpenGL
4.6
-
Shader Model
6.4
-
Vulkan
+
-
Quick Sync
+
-