GeForce 830M and Mobility Radeon HD 4670 - video card comparison
GeForce 830M
Mobility Radeon HD 4670
Architecture
Maxwell (2014−2018)
Terascale 1 (2008−2010)
GPU code name
N15?
M96-XT
Market segment
Laptop
Laptop
Release date
March 2014
January 2009
Bus support
PCI Express 2.0, PCI Express 3.0
-
Interface
PCIe 3.0 x8
MXM-A (3.0)
Boost clock speed
1150 MHz
-
Core clock speed
1029 MHz
675 MHz
Floating-point performance
588.8 gflops
432.0 gflops
Manufacturing process technology
28 nm
55 nm
Number of transistors
-
514 million
Pipelines / CUDA cores
256
320
Power consumption (TDP)
33 Watt
35 Watt
Texture fill rate
18.40
21.60
Memory type
DDR3
GDDR3, DDR2, DDR3
Maximum RAM amount
2 GB
512 MB
Memory bus width
64 Bit
128 Bit
Memory clock speed
1800 MHz
800 MHz
Memory bandwidth
14.4 GB/s
25.6 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
12 (11_0)
10.1 (10_1)
CUDA
+
-
OpenCL
1.2
1.1
OpenGL
4.5
3.3
Shader Model
5.1
4.1
Vulkan
1.1.126
N/A
GameWorks
+
-
GPU Boost
2.0
-
Optimus
+
-