GeForce 920MX and GeForce 8800 GTS 640 - video card comparison
GeForce 920MX
GeForce 8800 GTS 640
Architecture
Maxwell (2014−2018)
Tesla (2006−2010)
GPU code name
N16V-GMR
G80
Market segment
Laptop
Desktop
Release date
March 2015
November 2006
Bus support
PCI Express 3.0
-
Interface
PCIe 3.0 x8
PCIe 1.0 x16
Supplementary power connectors
None
1x 6-pin
Boost clock speed
993 MHz
-
Core clock speed
965 MHz
513 MHz
Floating-point performance
602.1 gflops
228.1 gflops
Manufacturing process technology
28 nm
90 nm
Number of transistors
-
681 million
Pipelines / CUDA cores
256
96
Power consumption (TDP)
16 Watt
143 Watt
Texture fill rate
23.83
24.62
Memory type
DDR3, GDDR5
GDDR3
Maximum RAM amount
2 GB
640 MB
Memory bus width
64 Bit
320 Bit
Memory clock speed
1800 MHz
1584 MHz
Memory bandwidth
14.4 GB/s
63.36 GB/s
Shared memory
-
-
Display Connectors
No outputs
2x DVI, 1x S-Video
DirectX
12 (11_0)
11.1 (10_0)
CUDA
+
+
OpenCL
1.2
1.1
OpenGL
4.5
3.3
Shader Model
5.1
4.0
Vulkan
1.1.126
N/A
GameWorks
+
-
GPU Boost
2.0
-
Optimus
+
-