GeForce GT 640M LE vs HD Graphics 630

Find out if it is worth upgrading your current GPU setup by comparing GeForce GT 640M LE and HD Graphics 630. 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 HD Graphics 630. 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 HD Graphics 630
Power consumption (TDP) 20 Watt 15 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x1
Memory type DDR3\DDR5 DDR3L/LPDDR3/LPDDR4
Maximum RAM amount 2 GB 64 GB
Display Connectors No outputs No outputs
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  • GeForce GT 640M LE has 33% more power consumption, than HD Graphics 630.
  • GeForce GT 640M LE is connected by PCIe 2.0 x16, and HD Graphics 630 uses PCIe 3.0 x1 interface.
  • HD Graphics 630 has 62 GB more memory, than GeForce GT 640M LE.
  • GeForce GT 640M LE is used in Laptops, and HD Graphics 630 - in Desktops.
  • GeForce GT 640M LE is build with Fermi / Kepler architecture, and HD Graphics 630 - with Gen. 9.5 Kaby Lake.
  • GeForce GT 640M LE is manufactured by 28 nm process technology, and HD Graphics 630 - by 14 nm process technology.

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 HD Graphics 630 in Assassin's Creed Odyssey is 1400% more, than GeForce GT 640M LE.

Full Specs

  GeForce GT 640M LE HD Graphics 630
Architecture Fermi / Kepler Gen. 9.5 Kaby Lake
Code name N13P-LP Kaby-Lake-H-GT2
Type Laptop Desktop
Release date 22 March 2012 1 January 2017
Pipelines 384 24
Core clock speed 300 MHz
Boost Clock 1150 MHz
Transistor count 585 million 189 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 26.40
Floating-point performance 384.0 gflops 441.6 gflops
Memory bus width 128bit 64/128 Bit
Memory clock speed 1800 - 4000 MHz
Shared memory - +
DirectX 12 API 12 (12_1)
Shader Model 5.1 6.4
OpenGL 4.5 4.6
OpenCL 1.1 2.1
Vulkan N/A 1.1.103
CUDA +
CUDA cores Up to 384
Bus support PCI Express 2.0, PCI Express 3.0
HDMI +
HDCP +
Maximum VGA resolution Up to 2048x1536
3D Blu-Ray +
Bitcoin / BTC (SHA256) 14 Mh/s
Laptop size medium sized
Optimus +
Quick Sync +
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