Radeon HD 7640G + HD 7670M Dual Graphics and HD Graphics 505 - video card comparison
Radeon HD 7640G + HD 7670M Dual Graphics
HD Graphics 505
Architecture
Terascale 3 (2010−2013)
Gen. 9 Apollo Lake (2016−2017)
GPU code name
-
Apollo Lake
Market segment
Laptop
Laptop
Release date
May 2012
September 2016
Interface
-
PCIe 3.0 x1
Boost clock speed
-
750 MHz
Core clock speed
655 / 600 MHz
300 MHz
Floating-point performance
-
230.4 gflops
Manufacturing process technology
40 nm
14 nm
Number of transistors
-
189 million
Pipelines / CUDA cores
736
18
Power consumption (TDP)
-
10 Watt
Texture fill rate
-
11.70
Memory type
-
DDR3L/LPDDR3/LPDDR4
Maximum RAM amount
-
8 GB
Memory bus width
128 Bit
64/128 Bit
Memory clock speed
1800 MHz
System Shared
Shared memory
+
+
Display Connectors
-
No outputs
DirectX
11
12 (12_1)
OpenCL
-
2.1
OpenGL
-
4.6
Shader Model
-
6.4
Vulkan
-
1.1.97
Quick Sync
-
+