GeForce 830M and Radeon R5 M255 - video card comparison
Passmark - benchmark score GeForce 830M vs Radeon R5 M255
GeForce 830M
1038
Radeon R5 M255
550
GeForce 830M
Radeon R5 M255
Architecture
Maxwell (2014−2018)
GCN (2011−2017)
GPU code name
N15?
Topaz Pro / Sun
Market segment
Laptop
Laptop
Release date
March 2014
May 2014
Bus support
PCI Express 2.0, PCI Express 3.0
PCIe 3.0 x8
Interface
PCIe 3.0 x8
PCIe 3.0 x8
Boost clock speed
1150 MHz
940 MHz
Compute units
-
5
Core clock speed
1029 MHz
940 MHz
Floating-point performance
588.8 gflops
721.9 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
-
1,550 million
Pipelines / CUDA cores
256
320
Power consumption (TDP)
33 Watt
-
Texture fill rate
18.40
22.56
Memory type
DDR3
DDR3
Maximum RAM amount
2 GB
4 GB
Memory bus width
64 Bit
64 Bit
Memory clock speed
1800 MHz
1000 MHz
Memory bandwidth
14.4 GB/s
16 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
Eyefinity
-
+
DirectX
12 (11_0)
DirectX® 11
CUDA
+
-
Mantle
-
+
OpenCL
1.2
Not Listed
OpenGL
4.5
4.4
Shader Model
5.1
6.3
Vulkan
1.1.126
-
AppAcceleration
-
+
DualGraphics
-
1
Enduro
-
-
GameWorks
+
-
GPU Boost
2.0
-
HD3D
-
+
Optimus
+
-
PowerTune
-
+
Switchable graphics
-
1
TrueAudio
-
-
ZeroCore
-
+