Radeon RX 490M and Mobility Radeon HD 4860 - video card comparison
Radeon RX 490M
Mobility Radeon HD 4860
Architecture
Polaris (2016−2019)
Terascale 1 (2008−2010)
GPU code name
Polaris
M97-XT
Market segment
Laptop
Laptop
Release date
August 2016
March 2009
Interface
-
PCIe 2.0 x16
Core clock speed
-
650 MHz
Floating-point performance
-
832.0 gflops
Manufacturing process technology
14 nm
40 nm
Number of transistors
-
826 million
Pipelines / CUDA cores
-
640
Texture fill rate
-
20.80
Memory type
GDDR5
GDDR5
Maximum RAM amount
-
1 GB
Memory bus width
-
128 Bit
Memory clock speed
-
1000 MHz
Memory bandwidth
-
64 GB/s
Shared memory
-
-
Display Connectors
-
No outputs
DirectX
12
10.1 (10_1)
OpenCL
-
1.1
OpenGL
-
3.3
Shader Model
-
4.1
Vulkan
-
N/A