GeForce GT 640M vs GeForce GTX 570

Find out if it is worth upgrading your current GPU setup by comparing GeForce GT 640M and GeForce GTX 570. 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 and GeForce GTX 570. 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 is a Laptop Graphics Card

Note: GeForce GT 640M 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 here:

Main Specs

  GeForce GT 640M GeForce GTX 570
Power consumption (TDP) 32 Watt 219 Watt
Interface PCIe 3.0 x16 PCIe 2.0 x16
Supplementary power connectors Two 6-pin
Memory type DDR3\GDDR5 GDDR5
Maximum RAM amount 2 GB 1280 MB
Display Connectors No outputs 2x DVI, 1x mini-HDMI
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  • GeForce GTX 570 has 584% more power consumption, than GeForce GT 640M.
  • GeForce GT 640M is connected by PCIe 3.0 x16, and GeForce GTX 570 uses PCIe 2.0 x16 interface.
  • GeForce GTX 570 has 1278 GB more memory, than GeForce GT 640M.
  • GeForce GT 640M is used in Laptops, and GeForce GTX 570 - in Desktops.
  • GeForce GT 640M is build with Kepler architecture, and GeForce GTX 570 - with Fermi.
  • GeForce GT 640M is manufactured by 28 nm process technology, and GeForce GTX 570 - by 40 nm process technology.
  • Memory clock speed of GeForce GTX 570 is 100 MHz higher, than GeForce GT 640M.

Game benchmarks

high / 1080p 0−1 20−22
ultra / 1080p 0−1 12−14
QHD / 1440p 0−1 6−7
4K / 2160p 5−6
low / 720p 10−12 35−40
medium / 1080p 2−3 24−27
The average gaming FPS of GeForce GTX 570 in Assassin's Creed Odyssey is 416% more, than GeForce GT 640M.

Full Specs

  GeForce GT 640M GeForce GTX 570
Architecture Kepler Fermi
Code name N13P-GS GF110
Type Laptop Desktop
Release date 22 March 2012 7 December 2010
Pipelines 384 480
Core clock speed 1464 MHz
Boost Clock 645 MHz
Transistor count 1,270 million 3,000 million
Manufacturing process technology 28 nm 40 nm
Texture fill rate 43.9 billion/sec
Floating-point performance 480.0 gflops 1,405.4 gflops
Length 10.5" (267 mm) (26.7 cm)
Memory bus width 128bit 320 Bit
Memory clock speed 1800 - 4000 MHz 1900 MHz (3800 data rate)
Memory bandwidth 152.0 GB/s
Shared memory -
DirectX 12 API 12 (11_0)
Shader Model 5.1 5.1
OpenGL 4.5 4.2
OpenCL 1.1 1.1
Vulkan 1.1.126 N/A
CUDA + +
CUDA cores 384 480
Bus support PCI Express 2.0, PCI Express 3.0 PCI-E 2.0 x 16
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 Internal
3D Blu-Ray +
Bitcoin / BTC (SHA256) 18 Mh/s 133 Mh/s
Laptop size medium sized
Optimus +
Ethereum / ETH (DaggerHashimoto) 13 Mh/s
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