Radeon R6 (Carrizo) and GeForce 820M - video card comparison
Radeon R6 (Carrizo)
GeForce 820M
Architecture
GCN 1.2/2.0 (2015−2016)
Fermi (2010−2014)
GPU code name
Carrizo
N15V-GM
Market segment
Laptop
Laptop
Release date
June 2015
January 2014
Bus support
-
PCI Express 2.0
Interface
-
PCIe 2.0 x16
Boost clock speed
800 MHz
-
Core clock speed
-
775 MHz
Floating-point performance
-
240.0 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
2410 Million
585 million
Pipelines / CUDA cores
384
96
Power consumption (TDP)
12-35 Watt
15 Watt
Texture fill rate
-
10.00
Memory type
-
DDR3
Maximum RAM amount
-
2 GB
Memory bus width
64/128 Bit
64 Bit
Memory clock speed
-
1800 MHz
Memory bandwidth
-
14.4 GB/s
Shared memory
+
-
Display Connectors
-
No outputs
DirectX
12 (FL 12_0)
12 (11_0)
CUDA
-
+
OpenCL
-
1.1
OpenGL
-
4.5
Shader Model
-
5.1
Vulkan
-
N/A
GameWorks
-
+
GPU Boost
-
2.0
Optimus
-
+