GeForce GT 650M and Mobility Radeon HD 4850 - video card comparison
GeForce GT 650M
Mobility Radeon HD 4850
Architecture
Kepler (2012−2018)
Terascale 1 (2008−2010)
GPU code name
N13E-GE
M98
Market segment
Laptop
Laptop
Release date
March 2012
January 2009
Bus support
PCI Express 2.0, PCI Express 3.0
-
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Boost clock speed
900 MHz
-
Core clock speed
Up to 900 MHz
500 MHz
CUDA cores
384
-
Floating-point performance
652.8 gflops
800.0 gflops
Manufacturing process technology
28 nm
55 nm
Number of transistors
1,270 million
956 million
Pipelines / CUDA cores
384
800
Power consumption (TDP)
45 Watt
-
Texture fill rate
Up to 27.2 billion/sec
20.00
Memory type
DDR3\GDDR5
GDDR3
Maximum RAM amount
2 GB
1 GB
Memory bus width
128bit
256 Bit
Memory clock speed
1800 - 4000 MHz
850 MHz
Memory bandwidth
Up to 80.0 GB/s
54.4 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
HDMI
+
-
HDCP
+
-
Maximum VGA resolution
Up to 2048x1536
-
DirectX
12 API
10.1 (10_1)
CUDA
+
-
OpenCL
1.1
1.1
OpenGL
4.5
3.3
Shader Model
5.1
4.1
Vulkan
1.1.126
N/A
3D Blu-Ray
+
-
Optimus
+
-