Quadro K620 vs Radeon HD 4870 X2

When choosing between Quadro K620 and Radeon HD 4870 X2, 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 Quadro K620 and Radeon HD 4870 X2.
Radeon HD 4870 X2

Main Specs

  Quadro K620 Radeon HD 4870 X2
Power consumption (TDP) 41 Watt 286 Watt
Interface PCIe 2.0 x16 PCIe 2.0 x16
Supplementary power connectors None 1x 6-pin + 1x 8-pin
Memory type 128 Bit GDDR5
Maximum RAM amount 2 GB 1 GB
Display Connectors 1x DVI, 1x DisplayPort 2x DVI, 1x S-Video
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  • Radeon HD 4870 X2 has 597% more power consumption, than Quadro K620.
  • Both video cards are using PCIe 2.0 x16 interface connection to a motherboard.
  • Quadro K620 has 1 GB more memory, than Radeon HD 4870 X2.
  • Both cards are used in Desktops.
  • Quadro K620 is build with Maxwell architecture, and Radeon HD 4870 X2 - with TeraScale.
  • Core clock speed of Quadro K620 is 358 MHz higher, than Radeon HD 4870 X2.
  • Quadro K620 is manufactured by 28 nm process technology, and Radeon HD 4870 X2 - by 55 nm process technology.
  • Radeon HD 4870 X2 is 107 mm longer, than Quadro K620.
  • Memory clock speed of Radeon HD 4870 X2 is 1800 MHz higher, than Quadro K620.

Game benchmarks

high / 1080p 10−12 3−4
ultra / 1080p 6−7 1−2
QHD / 1440p 1−2 0−1
low / 720p 24−27 14−16
medium / 1080p 14−16 6−7
The average gaming FPS of Quadro K620 in Assassin's Creed Odyssey is 133% more, than Radeon HD 4870 X2.

Full Specs

  Quadro K620 Radeon HD 4870 X2
Architecture Maxwell TeraScale
Code name GM107 R700
Type Workstation Desktop
Release date 22 July 2014 12 August 2008
Pipelines 384 800
Core clock speed 1058 MHz 700 MHz
Boost Clock 1124 MHz
Transistor count 1,870 million 956 million
Manufacturing process technology 28 nm 55 nm
Texture fill rate 26.98 28.00
Floating-point performance 863.2 gflops 2x 1,120.0 gflops
Length 160 mm 267 mm
Memory bus width 128 Bit 256 Bit
Memory clock speed 1800 MHz 3600 MHz
Memory bandwidth 115.2 GB/s
DirectX 12 10.1 (10_1)
Shader Model 5 4.1
OpenGL 4.5 3.3
OpenCL 1.2 1.1
Vulkan + N/A
CUDA 5.0
Bitcoin / BTC (SHA256) 104 Mh/s
3D Vision Pro +
Mosaic +
Width 1" (2.5 cm)
Number of simultaneous displays 4
nView Desktop Management +
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