GeForce GT 645M and Mobility Radeon HD 5470 - video card comparison
Passmark - benchmark score GeForce GT 645M vs Mobility Radeon HD 5470
GeForce GT 645M
957
Mobility Radeon HD 5470
243
GeForce GT 645M
Mobility Radeon HD 5470
Architecture
Kepler (2012−2018)
Terascale 2 (2009−2015)
GPU code name
N13P-GS
Park XT
Market segment
Laptop
Laptop
Release date
March 2012
January 2010
Bus support
PCI Express 2.0, PCI Express 3.0
-
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Core clock speed
Up to 710 MHz
750 MHz
CUDA cores
384
-
Floating-point performance
544.5 gflops
120 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
1,270 million
292 million
Pipelines / CUDA cores
384
80
Power consumption (TDP)
32 Watt
13-15 Watt
Texture fill rate
22.7 billion/sec
6.000
Memory type
DDR3\GDDR5
DDR2, GDDR2, DDR3, GDDR3, GDDR5
Maximum RAM amount
2 GB
512 MB
Memory bus width
128bit
64 Bit
Memory clock speed
1800 MHz
1800 MHz
Memory bandwidth
Up to 64.0 GB/s
25.6 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
HDMI
+
-
HDCP
+
-
Maximum VGA resolution
Up to 2048x1536
-
DirectX
12 API
11.2 (11_0)
CUDA
+
-
OpenCL
1.1
1.2
OpenGL
4.5
4.4
Shader Model
5.1
5.0
Vulkan
1.1.126
N/A
3D Blu-Ray
+
-
Optimus
+
-