GeForce GTX 280M SLI vs Quadro K420

Find out if it is worth upgrading your current GPU setup by comparing GeForce GTX 280M SLI and Quadro K420. 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 280M SLI and Quadro K420. 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 GTX 280M SLI is a Laptop Graphics Card

Note: GeForce GTX 280M SLI 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 GTX 280M SLI here:

Main Specs

  GeForce GTX 280M SLI Quadro K420
Power consumption (TDP) 150 Watt 41 Watt
Interface PCIe 2.0 x16
Supplementary power connectors None
Memory type GDDR3 128 Bit
Maximum RAM amount 2 GB 1 GB/2 GB
Display Connectors 1x DVI, 1x DisplayPort
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  • GeForce GTX 280M SLI has 265% more power consumption, than Quadro K420.
  • GeForce GTX 280M SLI has 1 GB more memory, than Quadro K420.
  • GeForce GTX 280M SLI is used in Laptops, and Quadro K420 - in Desktops.
  • GeForce GTX 280M SLI is build with G9x architecture, and Quadro K420 - with Kepler.
  • Core clock speed of Quadro K420 is 291 MHz higher, than GeForce GTX 280M SLI.
  • GeForce GTX 280M SLI is manufactured by 55 nm process technology, and Quadro K420 - by 28 nm process technology.
  • Memory clock speed of Quadro K420 is 832 MHz higher, than GeForce GTX 280M SLI.

Game benchmarks

high / 1080p 12−14 0−1
ultra / 1080p 7−8 0−1
QHD / 1440p 2−3 0−1
low / 720p 24−27 9−10
medium / 1080p 14−16 1−2
The average gaming FPS of GeForce GTX 280M SLI in Assassin's Creed Odyssey is 300% more, than Quadro K420.

Full Specs

  GeForce GTX 280M SLI Quadro K420
Architecture G9x Kepler
Code name N10E-GTX GK107
Type Laptop Workstation
Release date 2 March 2009 22 July 2014
Pipelines 256 192
Core clock speed 585 MHz 876 MHz
Transistor count 1508 Million 1,270 million
Manufacturing process technology 55 nm 28 nm
Texture fill rate 14.02
Floating-point performance 336.4 gflops
Length 160 mm
Memory bus width 256 Bit 128 Bit
Memory clock speed 950 MHz 1782 MHz
Shared memory -
DirectX DirectX 10, Shader 4.0 12
Shader Model 5
OpenGL 4.5
OpenCL 1.2
Vulkan +
CUDA + 3.0
Bitcoin / BTC (SHA256) 11 Mh/s
Laptop size large
3D Vision Pro +
Mosaic +
Width 1" (2.5 cm)
Number of simultaneous displays 4
nView Desktop Management +
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