GeForce GTX 660 vs Quadro K4000M

Find out if it is worth upgrading your current GPU setup by comparing GeForce GTX 660 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 GTX 660 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 GTX 660 Quadro K4000M
Power consumption (TDP) 140 Watt 100 Watt
Interface PCIe 3.0 x16 MXM-B (3.0)
Supplementary power connectors One 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 4 GB
Display Connectors 2x DVI, 1x HDMI, 1x DisplayPort No outputs
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  • GeForce GTX 660 has 40% more power consumption, than Quadro K4000M.
  • GeForce GTX 660 is connected by PCIe 3.0 x16, and Quadro K4000M uses MXM-B (3.0) interface.
  • Quadro K4000M has 2 GB more memory, than GeForce GTX 660.
  • GeForce GTX 660 is used in Desktops, and Quadro K4000M - in Mobile workstations.
  • GeForce GTX 660 and Quadro K4000M are build with Kepler architecture.
  • Core clock speed of GeForce GTX 660 is 380 MHz higher, than Quadro K4000M.
  • GeForce GTX 660 and Quadro K4000M are manufactured by 28 nm process technology.
  • Memory clock speed of Quadro K4000M is 2794 MHz higher, than GeForce GTX 660.

Game benchmarks

high / 1080p 20−22 10−11
ultra / 1080p 12−14 6−7
QHD / 1440p 6−7 1−2
4K / 2160p 5−6
low / 720p 40−45 21−24
medium / 1080p 24−27 12−14
The average gaming FPS of GeForce GTX 660 in Assassin's Creed Odyssey is 110% more, than Quadro K4000M.

Full Specs

  GeForce GTX 660 Quadro K4000M
Architecture Kepler Kepler
Code name GK106 N14E-Q3
Type Desktop Mobile workstation
Release date 6 September 2012 1 June 2012
Pipelines 960 960
Core clock speed 980 MHz 600 MHz
Boost Clock 1033 MHz
Transistor count 2,540 million 3,540 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 78.4 billion/sec 48.08
Floating-point performance 1,981 gflops 1,154 gflops
Length 9.5" (24.1 cm)
Memory bus width 192-bit GDDR5 256 Bit
Memory clock speed 6.0 GB/s 2800 MHz
Memory bandwidth 144.2 GB/s 89.6 GB/s
Shared memory -
DirectX 12 (11_0) 12 (11_0)
Shader Model 5.1 5.1
OpenGL 4.3 4.6
OpenCL 1.2 1.2
Vulkan 1.1.126 1.1.126
CUDA + +
CUDA cores 960
Bus support PCI Express 3.0
Height 4.376" (11.1 cm)
SLI options +
Multi monitor support 4 displays
HDMI +
HDCP +
Maximum VGA resolution 2048x1536
Audio input for HDMI Internal
3D Blu-Ray +
3D Gaming +
3D Vision +
Bitcoin / BTC (SHA256) 66 Mh/s 37 Mh/s
Laptop size large
Optimus +
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