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Acer GeForce 840M

Graphics Processor
GM108S
Cores
384
TMUs
16
ROPs
8
Memory Size
2 GB
Memory Type
DDR3
Bus Width
64 bit
GPU Chip
GPU Chip
GPU

Graphics Processor

GPU Name
GM108S
GPU Variant
N15S-GT-S-A2
(GM108-650-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
Mar 12th, 2014
Generation
GeForce 800M
Predecessor
GeForce 700M
Successor
GeForce 900M
Production
End-of-life
Bus Interface
PCIe 3.0 x8

Clock Speeds

Base Clock
1029 MHz
Boost Clock
1124 MHz
Memory Clock
1001 MHz
2 Gbps effective

Memory

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

Render Config

Shading Units
384
TMUs
16
ROPs
8
SMM Count
3
L1 Cache
64 KB (per SMM)
L2 Cache
1024 KB

Theoretical Performance

Pixel Rate
8.992 GPixel/s
Texture Rate
17.98 GTexel/s
FP32 (float)
863.2 GFLOPS
FP64 (double)
26.98 GFLOPS (1:32)

Board Design

Slot Width
IGP
TDP
33 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)

Custom Board Notes

Acer Aspire E15 E5-571-366P

GM108S GPU Notes

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

Other retail boards based on this design (1)

Name GPU Clock Boost Clock Memory Clock Other Changes
Acer GeForce 840M
1029 MHz 1124 MHz 1001 MHz
Apr 29th, 2024 18:39 EDT change timezone

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