FirePro M6100 vs GeForce GT 645M

When comparing FirePro M6100 and GeForce GT 645M, we look primarily at benchmarks and game tests. But it is not only about the numbers. Often you can find third-party models with higher clock speeds, better cooling, or a customizable RGB lighting. Not all of them will have all the features you need. Another thing to consider is the port selection. Most graphics cards have at least one DisplayPort and HDMI interface, but some monitors require DVI. Before you buy, check the TDP of the graphics card - this characteristic will help you estimate the consumption of the graphics card. You may even have to upgrade your PSU to meet its requirements. An important factor when choosing between FirePro M6100 and GeForce GT 645M is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

FirePro M6100 and GeForce GT 645M are Laptop Graphics Cards

Note: FirePro M6100 and GeForce GT 645M are only used in laptop graphics. They have 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 FirePro M6100 or GeForce GT 645M here:

Main Specs

  FirePro M6100 GeForce GT 645M
Power consumption (TDP) 32 Watt
Interface MXM-B (3.0) PCIe 3.0 x16
Supplementary power connectors None
Memory type GDDR5 DDR3\GDDR5
Maximum RAM amount 2 GB 2 GB
Display Connectors No outputs No outputs
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  • FirePro M6100 is connected by MXM-B (3.0), and GeForce GT 645M uses PCIe 3.0 x16 interface.
  • FirePro M6100 and GeForce GT 645M have maximum RAM of 2 GB.
  • Both cards are used in Laptops.
  • FirePro M6100 is build with GCN architecture, and GeForce GT 645M - with Kepler.
  • FirePro M6100 and GeForce GT 645M are manufactured by 28 nm process technology.
  • Memory clock speed of FirePro M6100 is 4200 MHz higher, than GeForce GT 645M.

Game benchmarks

high / 1080p 10−11 1−2
ultra / 1080p 6−7 0−1
QHD / 1440p 0−1 0−1
low / 720p 21−24 12−14
medium / 1080p 12−14 2−3
The average gaming FPS of FirePro M6100 in Assassin's Creed Odyssey is 200% more, than GeForce GT 645M.

Full Specs

  FirePro M6100 GeForce GT 645M
Architecture GCN Kepler
Code name Bonaire N13P-GS
Type Laptop Laptop
Release date 1 October 2013 22 March 2012
Pipelines 768 384
Core clock speed 1100 MHz
Transistor count 2,080 million 1,270 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 51.60 22.7 billion/sec
Floating-point performance 1,651 gflops 544.5 gflops
Memory bus width 128 Bit 128bit
Memory clock speed 6000 MHz 1800 MHz
Memory bandwidth 88 GB/s
Shared memory - -
DirectX 12 (12_0) 12 API
Shader Model 6.3 5.1
OpenGL 4.6 4.5
OpenCL 2.0 1.1
Vulkan 1.2.131 1.1.126
CUDA +
CUDA cores 384
Bus support PCI Express 2.0, PCI Express 3.0
HDMI +
HDCP +
Maximum VGA resolution Up to 2048x1536
3D Blu-Ray +
Bitcoin / BTC (SHA256) 196 Mh/s 19 Mh/s
Laptop size large medium sized
Optimus +
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