GeForce 840A vs GeForce GTX 590

When choosing between GeForce 840A and GeForce GTX 590, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between GeForce 840A and GeForce GTX 590.

Main Specs

  GeForce 840A GeForce GTX 590
Power consumption (TDP) 33 Watt 365 Watt
Interface PCIe 3.0 x8 PCIe 2.0 x16
Supplementary power connectors Two 8-pin
Memory type DDR3 GDDR5
Maximum RAM amount 2 GB 3072 MB (1536 MB per GPU)
Display Connectors No outputs 3x DVI, 1x mini-DisplayPort
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  • GeForce GTX 590 has 1006% more power consumption, than GeForce 840A.
  • GeForce 840A is connected by PCIe 3.0 x8, and GeForce GTX 590 uses PCIe 2.0 x16 interface.
  • GeForce GTX 590 has 3070 GB more memory, than GeForce 840A.
  • Both cards are used in Desktops.
  • GeForce 840A is build with Maxwell architecture, and GeForce GTX 590 - with Fermi.
  • Core clock speed of GeForce GTX 590 is 186 MHz higher, than GeForce 840A.
  • GeForce 840A is manufactured by 28 nm process technology, and GeForce GTX 590 - by 40 nm process technology.
  • Memory clock speed of GeForce 840A is 295 MHz higher, than GeForce GTX 590.

Game benchmarks

high / 1080p 3−4 16−18
ultra / 1080p 2−3 10−11
QHD / 1440p 0−1 4−5
low / 720p 14−16 35−40
medium / 1080p 5−6 21−24
The average gaming FPS of GeForce GTX 590 in Assassin's Creed Odyssey is 250% more, than GeForce 840A.

Full Specs

  GeForce 840A GeForce GTX 590
Architecture Maxwell Fermi
Code name GM108 GF110
Type Desktop Desktop
Release date 17 March 2014 24 March 2011
Pipelines 384 1024
Core clock speed 1029 MHz 1215 MHz
Boost Clock 1124 MHz
Transistor count 3,000 million
Manufacturing process technology 28 nm 40 nm
Texture fill rate 17.98 77.7 billion/sec
Floating-point performance 863.2 gflops 2x 1,244.2 gflops
Length 11" (280 mm) (27.9 cm)
Memory bus width 64 Bit 768-bit (384-bit per GPU)
Memory clock speed 2002 MHz 1707 MHz
Memory bandwidth 16.02 GB/s 327.7 GB/s
Shared memory -
DirectX 12 (11_0) 12 (11_0)
Shader Model 5.1 5.1
OpenGL 4.6 4.2
OpenCL 1.2 1.1
Vulkan 1.1.126 N/A
CUDA 5.0 +
CUDA cores 1024
Bus support 16x PCI-E 2.0
Height 4.376" (111 mm) (11.1 cm)
SLI options +
Multi monitor support +
HDMI +
Maximum VGA resolution 2048x1536
Audio input for HDMI Internal
Bitcoin / BTC (SHA256) 107 Mh/s
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