GeForce 820A vs GeForce GTX 670

When comparing GeForce 820A and GeForce GTX 670, we look primarily at benchmarks and game tests. But it is not only about the numbers. Often you can find third-party models with higher clock speeds, better cooling, or a customizable RGB lighting. Not all of them will have all the features you need. Another thing to consider is the port selection. Most graphics cards have at least one DisplayPort and HDMI interface, but some monitors require DVI. Before you buy, check the TDP of the graphics card - this characteristic will help you estimate the consumption of the graphics card. You may even have to upgrade your PSU to meet its requirements. An important factor when choosing between GeForce 820A and GeForce GTX 670 is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

Main Specs

  GeForce 820A GeForce GTX 670
Power consumption (TDP) 15 Watt 170 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x16
Supplementary power connectors Two 6-pin
Memory type DDR3 GDDR5
Maximum RAM amount 1 GB 2 GB
Display Connectors No outputs 2x DVI, 1x HDMI, 1x DisplayPort
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  • GeForce GTX 670 has 1033% more power consumption, than GeForce 820A.
  • GeForce 820A is connected by PCIe 2.0 x16, and GeForce GTX 670 uses PCIe 3.0 x16 interface.
  • GeForce GTX 670 has 1 GB more memory, than GeForce 820A.
  • Both cards are used in Desktops.
  • GeForce 820A is build with Fermi 2.0 architecture, and GeForce GTX 670 - with Kepler.
  • Core clock speed of GeForce GTX 670 is 205 MHz higher, than GeForce 820A.
  • GeForce 820A and GeForce GTX 670 are manufactured by 28 nm process technology.
  • Memory clock speed of GeForce 820A is 1794 MHz higher, than GeForce GTX 670.

Game benchmarks

high / 1080p 0−1 35−40
ultra / 1080p 21−24
QHD / 1440p 0−1 16−18
4K / 2160p 10−11
low / 720p 1−2 60−65
medium / 1080p 0−1 40−45
The average gaming FPS of GeForce GTX 670 in Assassin's Creed Odyssey is 6100% more, than GeForce 820A.

Full Specs

  GeForce 820A GeForce GTX 670
Architecture Fermi 2.0 Kepler
Code name GF117 GK104
Type Desktop Desktop
Release date 17 March 2014 10 May 2012
Pipelines 96 1344
Core clock speed 775 MHz 980 MHz
Boost Clock 980 MHz
Transistor count 585 million 3,540 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 12.40 102.5 billion/sec
Floating-point performance 297.6 gflops 2,459.5 gflops
Length 9.5" (24.1 cm)
Memory bus width 64 Bit 256-bit GDDR5
Memory clock speed 1800 MHz 6.0 GB/s
Memory bandwidth 14.4 GB/s 192.2 GB/s
DirectX 12 (11_0) 12 (11_0)
Shader Model 5.1 5.1
OpenGL 4.6 4.2
OpenCL 1.1 1.2
Vulkan N/A 1.1.126
CUDA 2.1 +
CUDA cores 1344
Bus support PCI Express 3.0
Height 4.376" (11.1 cm)
SLI options +
Multi monitor support 4 displays
HDMI +
HDCP +
Maximum VGA resolution 2048x1536
Audio input for HDMI Internal
3D Blu-Ray +
3D Gaming +
3D Vision +
Bitcoin / BTC (SHA256) 97 Mh/s
Ethereum / ETH (DaggerHashimoto) 13 Mh/s
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