NVIDIA GeForce 940MX vs NVIDIA GeForce 845M
NVIDIA GeForce 940MX
NVIDIA GeForce 845M
384 Shaders
2GB DDR3
1242MHz
|
384 Shaders
2GB GDDR5
1150MHz
|
Peak AI Performance
3.82 TOPS
INT8
|
Peak AI Performance
3.53 TOPS
INT8
|
FP32
950 GFLOPS
|
FP32
880 GFLOPS
|
Form Factor
Soldered
|
Form Factor
Soldered
|
TDP
23W
|
TDP
33W
|
Peak AI Performance
|
|
GeForce 940MX - 3.82 TOPS INT8
x1.08
GeForce 845M - 3.53 TOPS INT8
x1
FP32
|
|
GeForce 940MX - 950 GFLOPS FP32
x1.08
GeForce 845M - 880 GFLOPS FP32
x1
|
|
GeForce 940MX - 16GB/s
x1
GeForce 845M - 40GB/s
x2.5
|
|
GeForce 940MX - 23W
x1
GeForce 845M - 33W
x1.43
|
|
GeForce 940MX - GB6 OpenCL 6,890
x1
GeForce 845M - GB6 OpenCL 7,370
x1.07
0%
|
0%
|
GB6 Vulkan N/A
0%
|
0%
|
0%
|
0%
|
0%
|
0%
|
0%
|
0%
|
0%
|
0%
|
0%
|
0%
|
0%
|
Manufacturer
NVIDIA
|
Manufacturer
NVIDIA
|
Chip Designer
NVIDIA
|
Chip Designer
NVIDIA
|
Architecture
Maxwell
|
Architecture
Maxwell
|
Family
GeForce 900
|
Family
GeForce 800
|
Codename
NV118
GM108
|
Codename
NV118
GM108
|
Market Segment
Laptop
|
Market Segment
Laptop
|
Release Date
1/1/2016
|
Release Date
2/7/2015
|
Foundry
TSMC
|
Foundry
TSMC
|
Fabrication Node
28nm
|
Fabrication Node
28nm
|
Die Size
89 mm²
|
Die Size
89 mm²
|
Transistor Count
1.1 Billion
|
Transistor Count
1.1 Billion
|
Transistor Density
12.61M/mm²
|
Transistor Density
12.61M/mm²
|
Form
Soldered
|
Form
Soldered
|
Shading Units
384 Shaders
|
Shading Units
384 Shaders
|
Texture Mapping Units
24 TMUs
|
Texture Mapping Units
32 TMUs
|
Render Output Units
8 ROPs
|
Render Output Units
16 ROPs
|
Streaming Multiprocessors
3 SMs
|
Streaming Multiprocessors
3 SMs
|
1004MHz Base
1242MHz
|
1071MHz Base
1150MHz
|
Peak AI Performance
3.82 TOPS
INT8
|
Peak AI Performance
3.53 TOPS
INT8
|
FP32
950 GFLOPS
|
FP32
880 GFLOPS
|
FP64
30 GFLOPS
|
FP64
30 GFLOPS
|
INT8
3.82 TOPS
|
INT8
3.53 TOPS
|
INT32
0.95 TOPS
|
INT32
0.88 TOPS
|
Pixel Fillrate
9.936 GPixel/s
|
Pixel Fillrate
18.4 GPixel/s
|
Texture Fillrate
29.808 GTexel/s
|
Texture Fillrate
36.8 GTexel/s
|
L1
64KB/SM
|
L1
64KB/SM
|
L2
1MB Shared
|
L2
1MB Shared
|
2GB
DDR3
|
2GB
GDDR5
|
Bus Width
64Bit
|
Bus Width
64Bit
|
Clock
1000MHz
Transfer Rate
2GT/s
Bandwidth
16GB/s
|
Clock
1250MHz
Transfer Rate
5GT/s
Bandwidth
40GB/s
|
TDP
23W
|
TDP
33W
|
Max Resolution
4096x2304
|
Max Resolution
4096x2304
|
Max Resolution Refresh Rate
60Hz
|
Max Resolution Refresh Rate
30Hz
|
Variable Refresh Rate
G-Sync
FreeSync
|
Variable Refresh Rate
G-Sync
FreeSync
|
Display Stream Compression (DSC)
Not Supported
|
Display Stream Compression (DSC)
Not Supported
|
Multi Monitor Support
3
|
Multi Monitor Support
2
|
No Encoders
|
No Encoders
|
No Decoders
|
No Decoders
|
Direct X
12
Direct 3D
11_0
|
Direct X
12
Direct 3D
11_0
|
OpenGL
4.6
OpenCL
3.0
Vulkan
1.3
|
OpenGL
4.6
OpenCL
3.0
Vulkan
1.3
|
Shader Model
6.7
CUDA
5.0
PureVideo HD
VP6
VDPAU
Feature Set E
|
Shader Model
6.7
CUDA
5.0
PureVideo HD
VP6
VDPAU
Feature Set E
|
Not a Card
|
Not a Card
|
PCIe Version
3.0
PCIe Lanes
16
|
PCIe Version
3.0
PCIe Lanes
16
|


































































































































































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