Radeon HD 7640G + HD 7610M Dual Graphics and Radeon RX 490M - video card comparison
Radeon HD 7640G + HD 7610M Dual Graphics
Radeon RX 490M
Architecture
Terascale 3 (2010−2013)
Polaris (2016−2019)
GPU code name
-
Polaris
Market segment
Laptop
Laptop
Release date
May 2012
August 2016
Core clock speed
655 / 450 MHz
-
Manufacturing process technology
40 nm
14 nm
Pipelines / CUDA cores
656
-
Memory type
-
GDDR5
Memory bus width
128 Bit
-
Memory clock speed
1800 MHz
-
Shared memory
+
-
DirectX
11
12