Radeon HD 6850M and GeForce GT 230M - video card comparison
Radeon HD 6850M
GeForce GT 230M
Architecture
Terascale 2 (2009−2015)
GT2xx (2009−2012)
GPU code name
Granville Pro/LP
N10P-GE
Market segment
Laptop
Laptop
Release date
January 2011
June 2009
Bus support
-
PCI-E 2.0
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Core clock speed
575 / 675 MHz
500 MHz
CUDA cores
-
48
Floating-point performance
1,080.0 gflops
105.6 gflops
Gigaflops
-
158
Manufacturing process technology
40 nm
40 nm
Number of transistors
1,040 million
486 million
Pipelines / CUDA cores
800
48
Power consumption (TDP)
50 Watt
23 Watt
Texture fill rate
27.00
8.000
Memory type
DDR3, GDDR5
GDDR2, GDDR3
Maximum RAM amount
1 GB
Up to 1 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
800 MHz
Up to 600 (DDR2), Up to 800 (GDDR3), Up to 1066 (GDDR3) MHz
Memory bandwidth
25.6 GB/s
16 (DDR2), 25 (DDR3)
Shared memory
-
-
Display Connectors
No outputs
Dual Link DVIVGADisplayPortHDMISingle Link DVI
HDMI
-
+
Maximum VGA resolution
-
2048x1536
Audio input for HDMI
-
HDA
DirectX
11.2 (11_0)
11.1 (10_1)
CUDA
-
+
OpenCL
1.2
1.1
OpenGL
4.4
2.1
Shader Model
5.0
4.1
Vulkan
N/A
N/A
Power management
-
8.0