GRID M6 8Q vs Radeon HD 4890

Find out if it is worth upgrading your current GPU setup by comparing GRID M6 8Q and Radeon HD 4890. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between GRID M6 8Q and Radeon HD 4890. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.

Main Specs

  GRID M6 8Q Radeon HD 4890
Power consumption (TDP) 100 Watt 190 Watt
Interface PCIe 3.0 x16 PCIe 2.0 x16
Supplementary power connectors None 2x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 8 GB 1 GB
Display Connectors No outputs 2x DVI, 1x S-Video
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  • Radeon HD 4890 has 90% more power consumption, than GRID M6 8Q.
  • GRID M6 8Q is connected by PCIe 3.0 x16, and Radeon HD 4890 uses PCIe 2.0 x16 interface.
  • GRID M6 8Q has 7 GB more memory, than Radeon HD 4890.
  • Both cards are used in Desktops.
  • GRID M6 8Q is build with Maxwell 2.0 architecture, and Radeon HD 4890 - with TeraScale.
  • Core clock speed of Radeon HD 4890 is 128 MHz higher, than GRID M6 8Q.
  • GRID M6 8Q is manufactured by 28 nm process technology, and Radeon HD 4890 - by 55 nm process technology.
  • Memory clock speed of GRID M6 8Q is 1112 MHz higher, than Radeon HD 4890.

Game benchmarks

high / 1080p 18−20 7−8
ultra / 1080p 10−11 4−5
QHD / 1440p 5−6 0−1
4K / 2160p 4−5
low / 720p 35−40 16−18
medium / 1080p 21−24 8−9
The average gaming FPS of GRID M6 8Q in Assassin's Creed Odyssey is 144% more, than Radeon HD 4890.

Full Specs

  GRID M6 8Q Radeon HD 4890
Architecture Maxwell 2.0 TeraScale
Code name GM204 RV790
Type Workstation Desktop
Release date 30 August 2015 2 April 2009
Pipelines 1536 800
Core clock speed 722 MHz 850 MHz
Transistor count 5,200 million 959 million
Manufacturing process technology 28 nm 55 nm
Texture fill rate 69.31 34.00
Floating-point performance 2,218 gflops 1,360.0 gflops
Length 241 mm
Memory bus width 256 Bit 256 Bit
Memory clock speed 5012 MHz 3900 MHz
Memory bandwidth 160.4 GB/s 124.8 GB/s
DirectX 12 (12_1) 10.1 (10_1)
Shader Model 6.4 4.1
OpenGL 4.6 3.3
OpenCL 1.2 1.1
Vulkan 1.1.126 N/A
CUDA 5.2
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