Quadro K620 vs Radeon HD 4850 X2

In this comparison between Quadro K620 and Radeon HD 4850 X2 you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people Quadro K620 will be the best choice, for others Radeon HD 4850 X2 will be their preference. Study the comparison tables below and make your choice.
Radeon HD 4850 X2

Main Specs

  Quadro K620 Radeon HD 4850 X2
Power consumption (TDP) 41 Watt 250 Watt
Interface PCIe 2.0 x16 PCIe 2.0 x16
Supplementary power connectors None 1x 6-pin + 1x 8-pin
Memory type 128 Bit GDDR3
Maximum RAM amount 2 GB 512 MB
Display Connectors 1x DVI, 1x DisplayPort 4x DVI, 1x S-Video
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  • Radeon HD 4850 X2 has 509% more power consumption, than Quadro K620.
  • Both video cards are using PCIe 2.0 x16 interface connection to a motherboard.
  • Radeon HD 4850 X2 has 510 GB more memory, than Quadro K620.
  • Both cards are used in Desktops.
  • Quadro K620 is build with Maxwell architecture, and Radeon HD 4850 X2 - with TeraScale.
  • Core clock speed of Quadro K620 is 433 MHz higher, than Radeon HD 4850 X2.
  • Quadro K620 is manufactured by 28 nm process technology, and Radeon HD 4850 X2 - by 55 nm process technology.
  • Radeon HD 4850 X2 is 107 mm longer, than Quadro K620.
  • Memory clock speed of Radeon HD 4850 X2 is 190 MHz higher, than Quadro K620.

Game benchmarks

high / 1080p 10−12 3−4
ultra / 1080p 6−7 2−3
QHD / 1440p 1−2 0−1
low / 720p 24−27 14−16
medium / 1080p 14−16 5−6
The average gaming FPS of Quadro K620 in Assassin's Creed Odyssey is 133% more, than Radeon HD 4850 X2.

Full Specs

  Quadro K620 Radeon HD 4850 X2
Architecture Maxwell TeraScale
Code name GM107 R700
Type Workstation Desktop
Release date 22 July 2014 7 November 2008
Pipelines 384 800
Core clock speed 1058 MHz 625 MHz
Boost Clock 1124 MHz
Transistor count 1,870 million 956 million
Manufacturing process technology 28 nm 55 nm
Texture fill rate 26.98 25.00
Floating-point performance 863.2 gflops 2x 1,000.0 gflops
Length 160 mm 267 mm
Memory bus width 128 Bit 256 Bit
Memory clock speed 1800 MHz 1990 MHz
Memory bandwidth 63.68 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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