FirePro M4150 vs GeForce GT 640M

Find out if it is worth upgrading your current GPU setup by comparing FirePro M4150 and GeForce GT 640M. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between FirePro M4150 and GeForce GT 640M. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.

GeForce GT 640M is a Laptop Graphics Card

Note: GeForce GT 640M 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 GT 640M here:

Main Specs

  FirePro M4150 GeForce GT 640M
Power consumption (TDP) 32 Watt
Interface PCIe 3.0 x8 PCIe 3.0 x16
Memory type GDDR5 DDR3\GDDR5
Maximum RAM amount 1 GB 2 GB
Display Connectors No outputs No outputs
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  • FirePro M4150 is connected by PCIe 3.0 x8, and GeForce GT 640M uses PCIe 3.0 x16 interface.
  • GeForce GT 640M has 1 GB more memory, than FirePro M4150.
  • FirePro M4150 is used in Desktops, and GeForce GT 640M - in Laptops.
  • FirePro M4150 is build with GCN 1.0 architecture, and GeForce GT 640M - with Kepler.
  • FirePro M4150 and GeForce GT 640M are manufactured by 28 nm process technology.
  • Memory clock speed of FirePro M4150 is 2200 MHz higher, than GeForce GT 640M.

Game benchmarks

high / 1080p 2−3 0−1
ultra / 1080p 0−1 0−1
QHD / 1440p 0−1 0−1
low / 720p 12−14 10−12
medium / 1080p 3−4 2−3
The average gaming FPS of FirePro M4150 in Assassin's Creed Odyssey is 33% more, than GeForce GT 640M.

Full Specs

  FirePro M4150 GeForce GT 640M
Architecture GCN 1.0 Kepler
Code name Opal N13P-GS
Type Workstation Laptop
Release date 16 October 2013 22 March 2012
Pipelines 384 384
Core clock speed 715 MHz
Boost Clock 645 MHz
Transistor count 950 million 1,270 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 17.16
Floating-point performance 549.1 gflops 480.0 gflops
Memory bus width 128 Bit 128bit
Memory clock speed 4000 MHz 1800 - 4000 MHz
Memory bandwidth 64 GB/s
Shared memory -
DirectX 12 (11_1) 12 API
Shader Model 5.1 5.1
OpenGL 4.6 4.5
OpenCL 1.2 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) 18 Mh/s
Laptop size medium sized
Optimus +
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