GeForce 840M vs GeForce GTX 480

Find out if it is worth upgrading your current GPU setup by comparing GeForce 840M and GeForce GTX 480. 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 840M and GeForce GTX 480. 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 840M is a Laptop Graphics Card

Note: GeForce 840M 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 840M here:

Main Specs

  GeForce 840M GeForce GTX 480
Power consumption (TDP) 33 Watt 250 Watt
Interface PCIe 3.0 x8 PCIe 2.0 x16
Supplementary power connectors 6-pin & 8-pin
Memory type DDR3 GDDR5
Maximum RAM amount 4 GB 1536 MB
Display Connectors No outputs 2x DVI, 1x mini-HDMI
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  • GeForce GTX 480 has 657% more power consumption, than GeForce 840M.
  • GeForce 840M is connected by PCIe 3.0 x8, and GeForce GTX 480 uses PCIe 2.0 x16 interface.
  • GeForce GTX 480 has 1532 GB more memory, than GeForce 840M.
  • GeForce 840M is used in Laptops, and GeForce GTX 480 - in Desktops.
  • GeForce 840M is build with Maxwell architecture, and GeForce GTX 480 - with Fermi.
  • Core clock speed of GeForce 840M is 329 MHz higher, than GeForce GTX 480.
  • GeForce 840M is manufactured by 28 nm process technology, and GeForce GTX 480 - by 40 nm process technology.
  • Memory clock speed of GeForce 840M is 152 MHz higher, than GeForce GTX 480.

Game benchmarks

high / 1080p 1−2 21−24
ultra / 1080p 0−1 12−14
QHD / 1440p 0−1 6−7
4K / 2160p 5−6
low / 720p 12−14 40−45
medium / 1080p 3−4 24−27
The average gaming FPS of GeForce GTX 480 in Assassin's Creed Odyssey is 400% more, than GeForce 840M.

Full Specs

  GeForce 840M GeForce GTX 480
Architecture Maxwell Fermi
Code name N15S-GT GF100
Type Laptop Desktop
Release date 12 March 2014 7 December 2010
Pipelines 384 480
Core clock speed 1029 MHz 700 MHz
Boost Clock 1124 MHz
Transistor count 3,100 million
Manufacturing process technology 28 nm 40 nm
Texture fill rate 17.98 42 billion/sec
Floating-point performance 863.2 gflops 1,345.0 gflops
Length 10.5" (267 mm) (26.7 cm)
Memory bus width 64 Bit 384 Bit
Memory clock speed 2000 MHz 1848 MHz (3696 data rate)
Memory bandwidth 16.02 GB/s 177.4 GB/s
Shared memory - -
DirectX 12 (11_0) 12 (11_0)
Shader Model 5.1 5.1
OpenGL 4.5 4.2
OpenCL 1.2 1.1
Vulkan 1.1.126 N/A
CUDA + +
CUDA cores 480
Bus support PCI Express 2.0, PCI Express 3.0 16x PCI-E 2.0
Height 4.376" (111 mm) (11.1 cm)
SLI options +
Multi monitor support +
HDMI +
HDCP +
Maximum VGA resolution 2048x1536
Audio input for HDMI Internal
Bitcoin / BTC (SHA256) 92 Mh/s 117 Mh/s
Laptop size medium sized
Optimus +
GPU Boost 2.0
GameWorks +
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