GeForce GT 640M LE vs GeForce GTX 260

Find out if it is worth upgrading your current GPU setup by comparing GeForce GT 640M LE and GeForce GTX 260. 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 GT 640M LE and GeForce GTX 260. 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 GT 640M LE GeForce GTX 260
Power consumption (TDP) 20 Watt 182 Watt
Interface PCIe 2.0 x16 PCIe 2.0 x16
Supplementary power connectors 2x 6-pin
Memory type DDR3\DDR5 GDDR3
Maximum RAM amount 2 GB 896 MB
Display Connectors No outputs 2x DVI, 1x S-Video
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  • GeForce GTX 260 has 810% more power consumption, than GeForce GT 640M LE.
  • Both video cards are using PCIe 2.0 x16 interface connection to a motherboard.
  • GeForce GTX 260 has 894 GB more memory, than GeForce GT 640M LE.
  • GeForce GT 640M LE is used in Laptops, and GeForce GTX 260 - in Desktops.
  • GeForce GT 640M LE is build with Fermi / Kepler architecture, and GeForce GTX 260 - with Tesla 2.0.
  • GeForce GT 640M LE is manufactured by 28 nm process technology, and GeForce GTX 260 - by 65 nm process technology.
  • Memory clock speed of GeForce GT 640M LE is 801 MHz higher, than GeForce GTX 260.

Game benchmarks

high / 1080p 0−1 3−4
ultra / 1080p 1−2
QHD / 1440p 0−1 0−1
low / 720p 1−2 14−16
medium / 1080p 0−1 5−6
The average gaming FPS of GeForce GTX 260 in Assassin's Creed Odyssey is 1400% more, than GeForce GT 640M LE.

Full Specs

  GeForce GT 640M LE GeForce GTX 260
Architecture Fermi / Kepler Tesla 2.0
Code name N13P-LP GT200
Type Laptop Desktop
Release date 22 March 2012 16 June 2008
Pipelines 384 192
Core clock speed 1242 MHz
Transistor count 585 million 1,400 million
Manufacturing process technology 28 nm 65 nm
Texture fill rate 36.9 billion/sec
Floating-point performance 384.0 gflops 476.9 gflops
Length 10.5" (267 mm) (26.7 cm)
Memory bus width 128bit 448 Bit
Memory clock speed 1800 - 4000 MHz 999 MHz
Memory bandwidth 111.9 GB/s
Shared memory -
DirectX 12 API 11.1 (10_0)
Shader Model 5.1 4.0
OpenGL 4.5 2.1
OpenCL 1.1 1.1
Vulkan N/A N/A
CUDA + +
CUDA cores Up to 384 192
Bus support PCI Express 2.0, PCI Express 3.0
Height 4.376" (111 mm) (11.1 cm)
SLI options +
Multi monitor support +
HDMI + +
HDCP +
Maximum VGA resolution Up to 2048x1536 2048x1536
Audio input for HDMI S/PDIF
3D Blu-Ray +
Bitcoin / BTC (SHA256) 14 Mh/s 30 Mh/s
Laptop size medium sized
Optimus +
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