UHD Graphics 620 and Radeon HD 4700 - video card comparison
UHD Graphics 620
Radeon HD 4700
Architecture
Gen. 9.5 (2017)
TeraScale (2005−2013)
GPU code name
Kaby-Lake-Refresh GT2
RV730
Market segment
Laptop
Desktop
Release date
September 2017
February 2010
Interface
PCIe 3.0 x1
PCIe 2.0 x16
Boost clock speed
1150 MHz
-
Core clock speed
300 MHz
600 MHz
Floating-point performance
-
384.0 gflops
Manufacturing process technology
14 nm
55 nm
Number of transistors
189 million
514 million
Pipelines / CUDA cores
24
320
Power consumption (TDP)
15 Watt
50 Watt
Texture fill rate
27.60
19.20
Memory type
LPDDR3/DDR4
DDR2
Maximum RAM amount
32 GB
512 MB
Memory bus width
System Shared
128 Bit
Memory clock speed
System Shared
800 MHz
Memory bandwidth
-
12.8 GB/s
Shared memory
+
-
Display Connectors
No outputs
2x DVI, 1x S-Video
DirectX
12 (12_1)
10.1 (10_1)
OpenCL
2.1
1.1
OpenGL
4.6
3.3
Shader Model
6.4
4.1
Vulkan
1.1.103
N/A
Quick Sync
+
-