GeForce 940MX vs GeForce 9800M GT SLI

Find out if it is worth upgrading your current GPU setup by comparing GeForce 940MX and GeForce 9800M GT SLI. 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 940MX and GeForce 9800M GT SLI. 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 940MX and GeForce 9800M GT SLI are Laptop Graphics Cards

Note: GeForce 940MX and GeForce 9800M GT SLI 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 GeForce 940MX or GeForce 9800M GT SLI here:

Main Specs

  GeForce 940MX GeForce 9800M GT SLI
Power consumption (TDP) 23 Watt 130 Watt
Interface PCIe 3.0 x8
Supplementary power connectors None
Memory type DDR3, GDDR5 GDDR3
Maximum RAM amount 4 GB 512 MB
Display Connectors No outputs
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  • GeForce 9800M GT SLI has 465% more power consumption, than GeForce 940MX.
  • GeForce 9800M GT SLI has 508 GB more memory, than GeForce 940MX.
  • Both cards are used in Laptops.
  • GeForce 940MX is build with Maxwell architecture, and GeForce 9800M GT SLI - with G9x.
  • Core clock speed of GeForce 940MX is 622 MHz higher, than GeForce 9800M GT SLI.
  • GeForce 940MX is manufactured by 28 nm process technology, and GeForce 9800M GT SLI - by 65 nm process technology.
  • Memory clock speed of GeForce 940MX is 3200 MHz higher, than GeForce 9800M GT SLI.

Game benchmarks

high / 1080p 7−8 5−6
ultra / 1080p 4−5 3−4
QHD / 1440p 0−1 0−1
low / 720p 16−18 14−16
medium / 1080p 8−9 7−8
The average gaming FPS of GeForce 940MX in Assassin's Creed Odyssey is 28% more, than GeForce 9800M GT SLI.

Full Specs

  GeForce 940MX GeForce 9800M GT SLI
Architecture Maxwell G9x
Code name N16S-GTR-B/S NB9E-GT2
Type Laptop Laptop
Release date 10 March 2016 15 July 2008
Pipelines 384 192
Core clock speed 1122 MHz 500 MHz
Boost Clock 1242 MHz
Transistor count 1,870 million 1508 Million
Manufacturing process technology 28 nm 65 nm
Texture fill rate 23.83
Floating-point performance 762.6 gflops
Memory bus width 64 Bit 256 Bit
Memory clock speed 4000 MHz 800 MHz
Memory bandwidth 40.1 GB/s
Shared memory - -
DirectX 12 (11_0) DirectX 10, Shader 4.0
Shader Model 5.1
OpenGL 4.5
OpenCL 1.2
Vulkan 1.1
CUDA + +
Bus support PCI Express 3.0
SLI options +
Bitcoin / BTC (SHA256) 102 Mh/s
Laptop size medium sized large
Optimus +
GPU Boost 2.0
GameWorks +
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