GeForce 9800 GTX vs GeForce GTX 660

When comparing GeForce 9800 GTX and GeForce GTX 660, we look primarily at benchmarks and game tests. But it is not only about the numbers. Often you can find third-party models with higher clock speeds, better cooling, or a customizable RGB lighting. Not all of them will have all the features you need. Another thing to consider is the port selection. Most graphics cards have at least one DisplayPort and HDMI interface, but some monitors require DVI. Before you buy, check the TDP of the graphics card - this characteristic will help you estimate the consumption of the graphics card. You may even have to upgrade your PSU to meet its requirements. An important factor when choosing between GeForce 9800 GTX and GeForce GTX 660 is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

Main Specs

  GeForce 9800 GTX GeForce GTX 660
Power consumption (TDP) 140 Watt 140 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x16
Supplementary power connectors 2x 6-pin One 6-pin
Memory type GDDR3 GDDR5
Maximum RAM amount 512 MB 2 GB
Display Connectors 2x DVI, 1x S-Video 2x DVI, 1x HDMI, 1x DisplayPort
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  • Both graphics cards have the same power consumption of 140 Watt.
  • GeForce 9800 GTX is connected by PCIe 2.0 x16, and GeForce GTX 660 uses PCIe 3.0 x16 interface.
  • GeForce 9800 GTX has 510 GB more memory, than GeForce GTX 660.
  • Both cards are used in Desktops.
  • GeForce 9800 GTX is build with Tesla architecture, and GeForce GTX 660 - with Kepler.
  • Core clock speed of GeForce 9800 GTX is 708 MHz higher, than GeForce GTX 660.
  • GeForce 9800 GTX is manufactured by 65 nm process technology, and GeForce GTX 660 - by 28 nm process technology.
  • GeForce 9800 GTX is 1 mm longer, than GeForce GTX 660.
  • Memory clock speed of GeForce 9800 GTX is 1094 MHz higher, than GeForce GTX 660.

Game benchmarks

high / 1080p 0−1 20−22
ultra / 1080p 12−14
QHD / 1440p 0−1 6−7
4K / 2160p 5−6
low / 720p 1−2 40−45
medium / 1080p 0−1 24−27
The average gaming FPS of GeForce GTX 660 in Assassin's Creed Odyssey is 4100% more, than GeForce 9800 GTX.

Full Specs

  GeForce 9800 GTX GeForce GTX 660
Architecture Tesla Kepler
Code name G92 GK106
Type Desktop Desktop
Release date 28 March 2008 6 September 2012
Pipelines 128 960
Core clock speed 1688 MHz 980 MHz
Boost Clock 1033 MHz
Transistor count 754 million 2,540 million
Manufacturing process technology 65 nm 28 nm
Texture fill rate 43.2 billion/sec 78.4 billion/sec
Floating-point performance 432.1 gflops 1,981 gflops
Length 10.5" (26.7 cm) 9.5" (24.1 cm)
Memory bus width 256 Bit 192-bit GDDR5
Memory clock speed 1100 MHz 6.0 GB/s
Memory bandwidth 70.4 GB/s 144.2 GB/s
DirectX 11.1 (10_0) 12 (11_0)
Shader Model 4.0 5.1
OpenGL 2.1 4.3
OpenCL 1.1 1.2
Vulkan N/A 1.1.126
CUDA + +
CUDA cores 128 960
Bus support PCI-E 2.0 PCI Express 3.0
Height 4.376" (11.1 cm) 4.376" (11.1 cm)
SLI options + +
Multi monitor support + 4 displays
HDMI Via Adapter +
HDCP +
Maximum VGA resolution 2048x1536 2048x1536
Audio input for HDMI S/PDIF Internal
3D Blu-Ray +
3D Gaming +
3D Vision +
Bitcoin / BTC (SHA256) 66 Mh/s
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