GeForce 840M vs Tesla C2070

When choosing between GeForce 840M and Tesla C2070, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between GeForce 840M and Tesla C2070.

GeForce 840M is a Laptop Graphics Card

Note: GeForce 840M is only used in laptop graphics. It has lower GPU clock speed compared to the desktop variant, which results in lower power consumption, but also 10-30% lower gaming performance. Check available laptop models with GeForce 840M here:

Main Specs

  GeForce 840M Tesla C2070
Power consumption (TDP) 33 Watt 238 Watt
Interface PCIe 3.0 x8 PCIe 2.0 x16
Supplementary power connectors 1x 8-pin
Memory type DDR3 GDDR5
Maximum RAM amount 4 GB 6 GB
Display Connectors No outputs 1x DVI
  Check Price
  • Tesla C2070 has 621% more power consumption, than GeForce 840M.
  • GeForce 840M is connected by PCIe 3.0 x8, and Tesla C2070 uses PCIe 2.0 x16 interface.
  • Tesla C2070 has 2 GB more memory, than GeForce 840M.
  • GeForce 840M is used in Laptops, and Tesla C2070 - in Desktops.
  • GeForce 840M is build with Maxwell architecture, and Tesla C2070 - with Fermi.
  • Core clock speed of GeForce 840M is 455 MHz higher, than Tesla C2070.
  • GeForce 840M is manufactured by 28 nm process technology, and Tesla C2070 - by 40 nm process technology.
  • Memory clock speed of Tesla C2070 is 988 MHz higher, than GeForce 840M.

Game benchmarks

high / 1080p 1−2 16−18
ultra / 1080p 0−1 9−10
QHD / 1440p 0−1 3−4
low / 720p 12−14 30−35
medium / 1080p 3−4 21−24
The average gaming FPS of Tesla C2070 in Assassin's Creed Odyssey is 300% more, than GeForce 840M.

Full Specs

  GeForce 840M Tesla C2070
Architecture Maxwell Fermi
Code name N15S-GT GF100
Type Laptop Workstation
Release date 12 March 2014 25 July 2011
Pipelines 384 448
Core clock speed 1029 MHz 574 MHz
Boost Clock 1124 MHz
Transistor count 3,100 million
Manufacturing process technology 28 nm 40 nm
Texture fill rate 17.98 32.14
Floating-point performance 863.2 gflops 1,030.4 gflops
Length 248 mm
Memory bus width 64 Bit 384 Bit
Memory clock speed 2000 MHz 2988 MHz
Memory bandwidth 16.02 GB/s 143.4 GB/s
Shared memory -
DirectX 12 (11_0) 12 (11_0)
Shader Model 5.1 5.1
OpenGL 4.5 4.6
OpenCL 1.2 1.1
Vulkan 1.1.126 N/A
CUDA + 2.0
Bus support PCI Express 2.0, PCI Express 3.0
Bitcoin / BTC (SHA256) 92 Mh/s
Laptop size medium sized
Optimus +
GPU Boost 2.0
GameWorks +
  Check Price