NVIDIA GeForce 840M: GPU Specs & Benchmarks

The GeForce 840M is a graphics card by NVIDIA, built on the 28 nm process and based on the GM108 graphics processor (GPU). The video card specifications and performance tests (benchmarks) are listed below.

Recommended Gaming Resolutions 640x480 1280x720 1366x768 1600x900 1920x1080 2560x1440 3840x2160

Benchmarks

3DMark Time Spy
549
3DMark Time Spy Extreme
130
3DMark Fire Strike
1385
3DMark Fire Strike Extreme
716
3DMark Fire Strike Ultra
262
3DMark Wild Life
3213
3DMark Wild Life Extreme
991
3DMark Night Raid
5182

Graphics Processor (GPU)

GPU Name
GM108
Model number
N15S-GT
Architecture
Maxwell
Foundry
TSMC
Process Size
28 nm
Transistors
unknown
Die Size
unknown

Graphics Card

Release Date
Mar 12th, 2014
Family
GeForce 800M
Production
End-of-life
Predecessor
GeForce 700M
Bus Interface
PCIe 3.0 x8

Memory

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

Performance

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

Clock Speeds

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

Render Config

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

Board Design

Slot Width
IGP
Thermal design power (TDP)
33 W
Display Connectors
No outputs

API support

DirectX
12 (11_0)
OpenGL
4.6
OpenCL
3.0
Vulkan
1.1
Shader Model
5.1
CUDA
5.0
GeForce 840M
NVIDIA GeForce 840M: GPU Specs & Benchmarks