GeForce GTX 285M and Mobility Radeon HD 3850 - video card comparison
GeForce GTX 285M
Mobility Radeon HD 3850
Architecture
G9x (2007−2010)
RV6xx (2007−2010)
GPU code name
N10E-GTX1
M88
Market segment
Laptop
Laptop
Release date
March 2009
December 2007
Bus support
PCI-E 2.0
-
Interface
MXM-B (3.0)
PCIe 2.0 x16
SLI options
2-way
-
MXM Type
MXM 3.0 Type-B
-
Core clock speed
576 MHz
580 MHz
CUDA cores
128
-
Floating-point performance
384.0 gflops
371.2 gflops
Gigaflops
576
-
Manufacturing process technology
55 nm
55 nm
Number of transistors
754 million
666 million
Pipelines / CUDA cores
128
320
Power consumption (TDP)
75 Watt
55 Watt
Texture fill rate
38 billion/sec
9.280
Memory type
GDDR3
GDDR3
Maximum RAM amount
1 GB
512 MB
Memory bus width
256 Bit
256 Bit
Memory clock speed
Up to 1020 MHz
750 MHz
Memory bandwidth
61 GB/s
48 GB/s
Shared memory
-
-
Display Connectors
Single Link DVIVGALVDSHDMIDual Link DVIDisplayPort
No outputs
HDMI
+
-
Maximum VGA resolution
2048x1536
-
Audio input for HDMI
S/PDIF
-
DirectX
11.1 (10_0)
10.1 (10_1)
CUDA
+
-
OpenCL
1.1
N/A
OpenGL
2.1
3.3
Shader Model
4.0
4.1
Vulkan
N/A
N/A
Power management
8.0
-