HD Graphics 620 and Mobility Radeon HD 4670 Mac Edition - video card comparison
HD Graphics 620
Mobility Radeon HD 4670 Mac Edition
Architecture
Gen. 9.5 Kaby Lake (2015−2017)
TeraScale (2005−2013)
GPU code name
Kaby-Lake GT2
M96
Market segment
Laptop
Desktop
Release date
August 2016
September 2009
Interface
PCIe 3.0 x1
MXM-A (3.0)
Boost clock speed
1050 MHz
-
Core clock speed
300 MHz
680 MHz
Floating-point performance
403.2 gflops
435.2 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
35 Watt
Texture fill rate
25.20
21.76
Memory type
DDR3L/LPDDR3/LPDDR4
GDDR3
Maximum RAM amount
32 GB
256 MB
Memory bus width
64/128 Bit
128 Bit
Memory clock speed
System Shared
1580 MHz
Memory bandwidth
-
25.28 GB/s
Shared memory
+
-
Display Connectors
No outputs
No outputs
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
+
N/A
Quick Sync
+
-