GeForce GTX 580M and Radeon HD 3870 - video card comparison
Passmark - benchmark score GeForce GTX 580M vs Radeon HD 3870
GeForce GTX 580M
2136
Radeon HD 3870
572
GeForce GTX 580M
Radeon HD 3870
Architecture
Fermi (2010−2014)
TeraScale (2005−2013)
GPU code name
N12E-GTX2
RV670
Market segment
Laptop
Desktop
Release date
June 2011
November 2007
Bus support
PCI-E 2.0
-
Interface
MXM-B (3.0)
PCIe 2.0 x16
Supplementary power connectors
None
1x 6-pin
SLI options
+
-
Core clock speed
620 MHz
777 MHz
CUDA cores
384
-
Floating-point performance
952.3 gflops
497.3 gflops
Manufacturing process technology
40 nm
55 nm
Number of transistors
1,950 million
666 million
Pipelines / CUDA cores
384
320
Power consumption (TDP)
100 Watt
106 Watt
Texture fill rate
39.7 billion/sec
12.43
Memory type
GDDR5
GDDR4
Maximum RAM amount
2 MB
512 MB
Memory bus width
256 Bit
256 Bit
Memory clock speed
1500 MHz
2252 MHz
Memory bandwidth
96.0 GB/s
72.06 GB/s
Shared memory
-
-
Display Connectors
No outputs
2x DVI, 1x S-Video
DirectX
12 API
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
3D Blu-Ray
+
-
3D Gaming
+
-
Optimus
+
-