GeForce 920M and Radeon HD 3870 - video card comparison
Passmark - benchmark score GeForce 920M vs Radeon HD 3870
GeForce 920M
744
Radeon HD 3870
572
GeForce 920M
Radeon HD 3870
Architecture
Kepler (2012−2018)
TeraScale (2005−2013)
GPU code name
N16V-GM-S
RV670
Market segment
Laptop
Desktop
Release date
January 2015
November 2007
Bus support
PCI Express 3.0
-
Interface
PCIe 3.0 x8
PCIe 2.0 x16
Supplementary power connectors
-
1x 6-pin
Core clock speed
954 MHz
777 MHz
Floating-point performance
297.6 gflops
497.3 gflops
Manufacturing process technology
28 nm
55 nm
Number of transistors
915 million
666 million
Pipelines / CUDA cores
384
320
Power consumption (TDP)
33 Watt
106 Watt
Texture fill rate
30.53
12.43
Memory type
DDR3
GDDR4
Maximum RAM amount
4 GB
512 MB
Memory bus width
64 Bit
256 Bit
Memory clock speed
1800 MHz
2252 MHz
Memory bandwidth
14.4 GB/s
72.06 GB/s
Shared memory
-
-
Display Connectors
No outputs
2x DVI, 1x S-Video
DirectX
12 (11_0)
10.1 (10_1)
CUDA
+
-
OpenCL
1.2
N/A
OpenGL
4.5
3.3
Shader Model
5.1
4.1
Vulkan
1.1.126
N/A
GameWorks
+
-
GPU Boost
2.0
-
Optimus
+
-