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Lenovo GeForce 940MX

Graphics Processor
GM108S
Cores
384
TMUs
24
ROPs
8
Memory Size
2 GB
Memory Type
GDDR5
Bus Width
64 bit
GPU Chip
GPU Chip
GPU

Graphics Processor

GPU Name
GM108S
GPU Variant
N16S-GTR-S-A2
Architecture
Maxwell
Foundry
TSMC
Process Size
28 nm
Transistors
1,020 million
Density
13.2M / mm²
Die Size
77 mm²
Chip Package
FCBGA-595

Mobile Graphics

Release Date
2016
Generation
GeForce 900M
Predecessor
GeForce 800M
Successor
GeForce 10 Mobile
Production
End-of-life
Bus Interface
PCIe 3.0 x8

Clock Speeds

Base Clock
1004 MHz
1083 MHz (+8%)
Boost Clock
1242 MHz
1189 MHz (-4%)
Memory Clock
1001 MHz
1253 MHz (+25%)
2 Gbps effective
5 Gbps effective

Memory

Memory Size
2 GB
Memory Type
DDR3
GDDR5
Memory Bus
64 bit
Bandwidth
16.02 GB/s
40.10 GB/s

Render Config

Shading Units
384
TMUs
24
ROPs
8
SMM Count
3
L1 Cache
64 KB (per SMM)
L2 Cache
1024 KB

Theoretical Performance

Pixel Rate
9.936 GPixel/s
9.512 GPixel/s
Texture Rate
29.81 GTexel/s
28.54 GTexel/s
FP32 (float)
953.9 GFLOPS
913.2 GFLOPS
FP64 (double)
29.81 GFLOPS
28.54 GFLOPS (1:32)

Board Design

Slot Width
MXM Module
TDP
23 W
Outputs
Portable Device Dependent
Power Connectors
None

Graphics Features

DirectX
12 (11_0)
OpenGL
4.6
OpenCL
3.0
Vulkan
1.3
CUDA
5.0
Shader Model
6.7 (5.1)

GM108S GPU Notes

NVENC: No Support
NVDEC: No Support
PureVideo HD: VP6
VDPAU: Feature Set E

Other retail boards based on this design (2)

Name GPU Clock Boost Clock Memory Clock Other Changes
ASUS GeForce 940MX
1122 MHz 1242 MHz 1001 MHz
Lenovo GeForce 940MX
1083 MHz 1189 MHz 1253 MHz GDDR5
Apr 24th, 2024 20:51 EDT change timezone

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