GeForce 9800 GTX vs GeForce GTX 660M

Find out if it is worth upgrading your current GPU setup by comparing GeForce 9800 GTX and GeForce GTX 660M. 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 9800 GTX and GeForce GTX 660M. 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 660M is a Laptop Graphics Card

Note: GeForce GTX 660M 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 660M here:

Main Specs

  GeForce 9800 GTX GeForce GTX 660M
Power consumption (TDP) 140 Watt 50 Watt
Interface PCIe 2.0 x16 MXM-B (3.0)
Supplementary power connectors 2x 6-pin
Memory type GDDR3 GDDR5
Maximum RAM amount 512 MB 2 GB
Display Connectors 2x DVI, 1x S-Video No outputs
  Check Price
  • GeForce 9800 GTX has 180% more power consumption, than GeForce GTX 660M.
  • GeForce 9800 GTX is connected by PCIe 2.0 x16, and GeForce GTX 660M uses MXM-B (3.0) interface.
  • GeForce 9800 GTX has 510 GB more memory, than GeForce GTX 660M.
  • GeForce 9800 GTX is used in Desktops, and GeForce GTX 660M - in Laptops.
  • GeForce 9800 GTX is build with Tesla architecture, and GeForce GTX 660M - with Kepler.
  • Core clock speed of GeForce 9800 GTX is 853 MHz higher, than GeForce GTX 660M.
  • GeForce 9800 GTX is manufactured by 65 nm process technology, and GeForce GTX 660M - by 28 nm process technology.
  • Memory clock speed of GeForce GTX 660M is 900 MHz higher, than GeForce 9800 GTX.

Game benchmarks

high / 1080p 0−1 6−7
ultra / 1080p 4−5
QHD / 1440p 0−1 0−1
low / 720p 1−2 16−18
medium / 1080p 0−1 8−9
The average gaming FPS of GeForce GTX 660M in Assassin's Creed Odyssey is 1600% more, than GeForce 9800 GTX.

Full Specs

  GeForce 9800 GTX GeForce GTX 660M
Architecture Tesla Kepler
Code name G92 N13E-GE
Type Desktop Laptop
Release date 28 March 2008 22 March 2012
Pipelines 128 384
Core clock speed 1688 MHz 835 MHz
Boost Clock 950 MHz
Transistor count 754 million 1,270 million
Manufacturing process technology 65 nm 28 nm
Texture fill rate 43.2 billion/sec 30.4 billion/sec
Floating-point performance 432.1 gflops 729.6 gflops
Length 10.5" (26.7 cm)
Memory bus width 256 Bit 128bit
Memory clock speed 1100 MHz 2000 MHz
Memory bandwidth 70.4 GB/s 64.0 GB/s
Shared memory -
DirectX 11.1 (10_0) 12 API
Shader Model 4.0 5.1
OpenGL 2.1 4.5
OpenCL 1.1 1.1
Vulkan N/A 1.1.126
CUDA + +
CUDA cores 128 384
Bus support PCI-E 2.0 PCI Express 2.0, PCI Express 3.0
Height 4.376" (11.1 cm)
SLI options + +
Multi monitor support +
HDMI Via Adapter +
HDCP +
Maximum VGA resolution 2048x1536 Up to 2048x1536
Audio input for HDMI S/PDIF
Bitcoin / BTC (SHA256) 36 Mh/s
Laptop size large
Optimus +
  Check Price