GeForce 840M vs Tesla C2075

If you are going to buy a new graphics card and are choosing between GeForce 840M and Tesla C2075, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the GeForce 840M stacks up against Tesla C2075, check out specs charts below.

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 C2075
Power consumption (TDP) 33 Watt 247 Watt
Interface PCIe 3.0 x8 PCIe 2.0 x16
Supplementary power connectors 1x 6-pin + 1x 8-pin
Memory type DDR3 GDDR5
Maximum RAM amount 4 GB 6 GB
Display Connectors No outputs 1x DVI
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  • Tesla C2075 has 648% more power consumption, than GeForce 840M.
  • GeForce 840M is connected by PCIe 3.0 x8, and Tesla C2075 uses PCIe 2.0 x16 interface.
  • Tesla C2075 has 2 GB more memory, than GeForce 840M.
  • GeForce 840M is used in Laptops, and Tesla C2075 - in Desktops.
  • GeForce 840M is build with Maxwell architecture, and Tesla C2075 - with Fermi 2.0.
  • Core clock speed of GeForce 840M is 455 MHz higher, than Tesla C2075.
  • GeForce 840M is manufactured by 28 nm process technology, and Tesla C2075 - by 40 nm process technology.
  • Memory clock speed of Tesla C2075 is 1132 MHz higher, than GeForce 840M.

Game benchmarks

high / 1080p 1−2 16−18
ultra / 1080p 0−1 10−11
QHD / 1440p 0−1 4−5
low / 720p 12−14 35−40
medium / 1080p 3−4 21−24
The average gaming FPS of Tesla C2075 in Assassin's Creed Odyssey is 316% more, than GeForce 840M.

Full Specs

  GeForce 840M Tesla C2075
Architecture Maxwell Fermi 2.0
Code name N15S-GT GF110
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 3,000 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 3132 MHz
Memory bandwidth 16.02 GB/s 150.3 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 94 Mh/s
Laptop size medium sized
Optimus +
GPU Boost 2.0
GameWorks +
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