Quadro K4000 vs Radeon HD 6550A

When comparing Quadro K4000 and Radeon HD 6550A, 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 Quadro K4000 and Radeon HD 6550A is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

Main Specs

  Quadro K4000 Radeon HD 6550A
Power consumption (TDP) 80 Watt 35 Watt
Interface PCIe 2.0 x16 MXM-A (3.0)
Supplementary power connectors 1x 6-pin
Memory type GDDR5 GDDR3
Maximum RAM amount 3 GB 2 GB
Display Connectors 1x DVI, 2x DisplayPort No outputs
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  • Quadro K4000 has 128% more power consumption, than Radeon HD 6550A.
  • Quadro K4000 is connected by PCIe 2.0 x16, and Radeon HD 6550A uses MXM-A (3.0) interface.
  • Quadro K4000 has 1 GB more memory, than Radeon HD 6550A.
  • Both cards are used in Desktops.
  • Quadro K4000 is build with Kepler architecture, and Radeon HD 6550A - with TeraScale 2.
  • Core clock speed of Quadro K4000 is 260 MHz higher, than Radeon HD 6550A.
  • Quadro K4000 is manufactured by 28 nm process technology, and Radeon HD 6550A - by 40 nm process technology.
  • Memory clock speed of Quadro K4000 is 4016 MHz higher, than Radeon HD 6550A.

Game benchmarks

high / 1080p 14−16 0−1
ultra / 1080p 8−9
QHD / 1440p 3−4 0−1
low / 720p 27−30 1−2
medium / 1080p 16−18 0−1
The average gaming FPS of Quadro K4000 in Assassin's Creed Odyssey is 2700% more, than Radeon HD 6550A.

Full Specs

  Quadro K4000 Radeon HD 6550A
Architecture Kepler TeraScale 2
Code name GK106 Pinewood
Type Workstation Desktop
Release date 1 March 2013 7 February 2011
Pipelines 768 480
Core clock speed 810 MHz 550 MHz
Transistor count 2,540 million 627 million
Manufacturing process technology 28 nm 40 nm
Texture fill rate 51.84 13.20
Floating-point performance 1,244 gflops 624.0 gflops
Length 241 mm
Memory bus width 192 Bit 128 Bit
Memory clock speed 5616 MHz 1600 MHz
Memory bandwidth 134.8 GB/s 25.6 GB/s
DirectX 12 (11_0) 11.2 (11_0)
Shader Model 5.1 5.0
OpenGL 4.6 4.4
OpenCL 1.2 1.2
Vulkan 1.1.126 N/A
CUDA 3.0
Monero / XMR (CryptoNight) 0.21 kh/s
Bitcoin / BTC (SHA256) 61 Mh/s
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