FirePro V7900 vs GeForce GT 640M LE

Find out if it is worth upgrading your current GPU setup by comparing FirePro V7900 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 FirePro V7900 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

  FirePro V7900 GeForce GT 640M LE
Power consumption (TDP) 151 Watt 20 Watt
Interface PCIe 2.0 x16 PCIe 2.0 x16
Supplementary power connectors 1x 6-pin
Memory type GDDR5 DDR3\DDR5
Maximum RAM amount 2 GB 2 GB
Display Connectors 4x DisplayPort No outputs
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  • FirePro V7900 has 655% more power consumption, than GeForce GT 640M LE.
  • Both video cards are using PCIe 2.0 x16 interface connection to a motherboard.
  • FirePro V7900 and GeForce GT 640M LE have maximum RAM of 2 GB.
  • FirePro V7900 is used in Desktops, and GeForce GT 640M LE - in Laptops.
  • FirePro V7900 is build with TeraScale 3 architecture, and GeForce GT 640M LE - with Fermi / Kepler.
  • FirePro V7900 is manufactured by 40 nm process technology, and GeForce GT 640M LE - by 28 nm process technology.
  • Memory clock speed of FirePro V7900 is 3200 MHz higher, than GeForce GT 640M LE.

Game benchmarks

high / 1080p 10−12 0−1
ultra / 1080p 6−7
QHD / 1440p 1−2 0−1
low / 720p 24−27 1−2
medium / 1080p 14−16 0−1
The average gaming FPS of FirePro V7900 in Assassin's Creed Odyssey is 2400% more, than GeForce GT 640M LE.

Full Specs

  FirePro V7900 GeForce GT 640M LE
Architecture TeraScale 3 Fermi / Kepler
Code name Cayman N13P-LP
Type Workstation Laptop
Release date 24 May 2011 22 March 2012
Pipelines 1280 384
Core clock speed 725 MHz
Transistor count 2,640 million 585 million
Manufacturing process technology 40 nm 28 nm
Texture fill rate 58.00
Floating-point performance 1,856.0 gflops 384.0 gflops
Length 279 mm
Memory bus width 256 Bit 128bit
Memory clock speed 5000 MHz 1800 - 4000 MHz
Memory bandwidth 160 GB/s
Shared memory -
DirectX 11.2 (11_0) 12 API
Shader Model 5.0 5.1
OpenGL 4.4 4.5
OpenCL 1.2 1.1
Vulkan N/A N/A
CUDA +
CUDA cores Up to 384
Bus support PCIe 2.1 x16 PCI Express 2.0, PCI Express 3.0
HDMI +
HDCP +
Maximum VGA resolution Up to 2048x1536
3D Blu-Ray +
Bitcoin / BTC (SHA256) 171 Mh/s 14 Mh/s
Laptop size medium sized
Optimus +
Form factor full height / full length
StereoOutput3D +
DisplayPort count 4
Dual-link DVI support +
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