GeForce 9800 GTX vs GeForce GT 640M LE

Find out if it is worth upgrading your current GPU setup by comparing GeForce 9800 GTX and GeForce GT 640M LE. 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 GT 640M LE. 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 GT 640M LE is a Laptop Graphics Card

Note: GeForce GT 640M LE 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 GT 640M LE here:

Main Specs

  GeForce 9800 GTX GeForce GT 640M LE
Power consumption (TDP) 140 Watt 20 Watt
Interface PCIe 2.0 x16 PCIe 2.0 x16
Supplementary power connectors 2x 6-pin
Memory type GDDR3 DDR3\DDR5
Maximum RAM amount 512 MB 2 GB
Display Connectors 2x DVI, 1x S-Video No outputs
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  • GeForce 9800 GTX has 600% more power consumption, than GeForce GT 640M LE.
  • Both video cards are using PCIe 2.0 x16 interface connection to a motherboard.
  • GeForce 9800 GTX has 510 GB more memory, than GeForce GT 640M LE.
  • GeForce 9800 GTX is used in Desktops, and GeForce GT 640M LE - in Laptops.
  • GeForce 9800 GTX is build with Tesla architecture, and GeForce GT 640M LE - with Fermi / Kepler.
  • GeForce 9800 GTX is manufactured by 65 nm process technology, and GeForce GT 640M LE - by 28 nm process technology.
  • Memory clock speed of GeForce GT 640M LE is 700 MHz higher, than GeForce 9800 GTX.

Game benchmarks

high / 1080p 0−1 0−1
QHD / 1440p 0−1 0−1
low / 720p 1−2 1−2
medium / 1080p 0−1 0−1
GeForce 9800 GTX and GeForce GT 640M LE have the same average FPS in Assassin's Creed Odyssey.

Full Specs

  GeForce 9800 GTX GeForce GT 640M LE
Architecture Tesla Fermi / Kepler
Code name G92 N13P-LP
Type Desktop Laptop
Release date 28 March 2008 22 March 2012
Pipelines 128 384
Core clock speed 1688 MHz
Transistor count 754 million 585 million
Manufacturing process technology 65 nm 28 nm
Texture fill rate 43.2 billion/sec
Floating-point performance 432.1 gflops 384.0 gflops
Length 10.5" (26.7 cm)
Memory bus width 256 Bit 128bit
Memory clock speed 1100 MHz 1800 - 4000 MHz
Memory bandwidth 70.4 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 N/A
CUDA + +
CUDA cores 128 Up to 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
3D Blu-Ray +
Bitcoin / BTC (SHA256) 14 Mh/s
Laptop size medium sized
Optimus +
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