GeForce 800M and Radeon HD 3450 PCI - video card comparison
GeForce 800M
Radeon HD 3450 PCI
Architecture
Fermi 2.0 (2010−2014)
TeraScale (2005−2013)
GPU code name
GF117
RV620
Market segment
Desktop
Desktop
Release date
March 2014
January 2008
Bus support
PCI Express 3.0
-
Interface
PCIe 2.0 x16
PCI
Supplementary power connectors
-
None
Core clock speed
738 MHz
600 MHz
Floating-point performance
141.7 gflops
48 gflops
Manufacturing process technology
28 nm
55 nm
Number of transistors
585 million
181 million
Pipelines / CUDA cores
48
40
Power consumption (TDP)
15 Watt
25 Watt
Texture fill rate
5.904
2.400
Memory type
DDR3
DDR2
Maximum RAM amount
1 GB
512 MB
Memory bus width
64 Bit
64 Bit
Memory clock speed
1800 MHz
800 MHz
Memory bandwidth
14.4 GB/s
6.4 GB/s
Display Connectors
No outputs
1x DVI, 1x S-Video
DirectX
12 (11_0)
10.1 (10_1)
CUDA
+
-
OpenCL
1.1
N/A
OpenGL
4.5
3.3
Shader Model
5.1
4.1
Vulkan
N/A
N/A
GameWorks
+
-
GPU Boost
2.0
-
Optimus
+
-