GeForce 945A vs Quadro K4000M

Find out if it is worth upgrading your current GPU setup by comparing GeForce 945A and Quadro K4000M. 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 GeForce 945A and Quadro K4000M. 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.

Quadro K4000M is a Laptop Graphics Card

Note: Quadro K4000M 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 Quadro K4000M here:

Main Specs

  GeForce 945A Quadro K4000M
Power consumption (TDP) 33 Watt 100 Watt
Interface PCIe 3.0 x8 MXM-B (3.0)
Memory type GDDR5 GDDR5
Maximum RAM amount 1 GB 4 GB
Display Connectors No outputs No outputs
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  • Quadro K4000M has 203% more power consumption, than GeForce 945A.
  • GeForce 945A is connected by PCIe 3.0 x8, and Quadro K4000M uses MXM-B (3.0) interface.
  • Quadro K4000M has 3 GB more memory, than GeForce 945A.
  • GeForce 945A is used in Desktops, and Quadro K4000M - in Mobile workstations.
  • GeForce 945A is build with Maxwell architecture, and Quadro K4000M - with Kepler.
  • Core clock speed of GeForce 945A is 472 MHz higher, than Quadro K4000M.
  • GeForce 945A and Quadro K4000M are manufactured by 28 nm process technology.
  • Memory clock speed of GeForce 945A is 2212 MHz higher, than Quadro K4000M.

Game benchmarks

high / 1080p 9−10 10−11
ultra / 1080p 5−6 6−7
QHD / 1440p 0−1 1−2
low / 720p 20−22 21−24
medium / 1080p 10−12 12−14
The average gaming FPS of Quadro K4000M in Assassin's Creed Odyssey is 18% more, than GeForce 945A.

Full Specs

  GeForce 945A Quadro K4000M
Architecture Maxwell Kepler
Code name GM108 N14E-Q3
Type Desktop Mobile workstation
Release date 13 March 2015 1 June 2012
Pipelines 384 960
Core clock speed 1072 MHz 600 MHz
Boost Clock 1189 MHz
Transistor count 3,540 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 28.54 48.08
Floating-point performance 903.2 gflops 1,154 gflops
Memory bus width 64 Bit 256 Bit
Memory clock speed 5012 MHz 2800 MHz
Memory bandwidth 40.1 GB/s 89.6 GB/s
Shared memory -
DirectX 12 (11_0) 12 (11_0)
Shader Model 5.1 5.1
OpenGL 4.6 4.6
OpenCL 1.2 1.2
Vulkan 1.1.126 1.1.126
CUDA 5.0 +
Bitcoin / BTC (SHA256) 108 Mh/s 37 Mh/s
Laptop size large
Optimus +
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