Radeon R6 M340DX and GeForce 830M - video card comparison
Radeon R6 M340DX
GeForce 830M
Architecture
GCN (2011−2017)
Maxwell (2014−2018)
GPU code name
Jet
N15?
Market segment
Laptop
Laptop
Release date
June 2015
March 2014
Bus support
-
PCI Express 2.0, PCI Express 3.0
Interface
IGP
PCIe 3.0 x8
Boost clock speed
1030 MHz
1150 MHz
Core clock speed
-
1029 MHz
Floating-point performance
-
588.8 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
690 million
-
Pipelines / CUDA cores
704
256
Power consumption (TDP)
-
33 Watt
Texture fill rate
24.72
18.40
Memory type
DDR3
DDR3
Maximum RAM amount
System Shared
2 GB
Memory bus width
System Shared
64 Bit
Memory clock speed
System Shared
1800 MHz
Memory bandwidth
-
14.4 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
12 (11_1)
12 (11_0)
CUDA
-
+
OpenCL
1.2
1.2
OpenGL
4.6
4.5
Shader Model
5.1
5.1
Vulkan
1.2.131
1.1.126
GameWorks
-
+
GPU Boost
-
2.0
Optimus
-
+