GRID K2 vs Radeon HD 4770

If you are going to buy a new graphics card and are choosing between GRID K2 and Radeon HD 4770, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the GRID K2 stacks up against Radeon HD 4770, check out specs charts below.
Radeon HD 4770

Main Specs

  GRID K2 Radeon HD 4770
Power consumption (TDP) 225 Watt 80 Watt
Interface PCIe 3.0 x16 PCIe 2.0 x16
Supplementary power connectors 1x 8-pin 1x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 4 GB 512 MB
Display Connectors No outputs 2x DVI, 1x S-Video
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  • GRID K2 has 181% more power consumption, than Radeon HD 4770.
  • GRID K2 is connected by PCIe 3.0 x16, and Radeon HD 4770 uses PCIe 2.0 x16 interface.
  • Radeon HD 4770 has 508 GB more memory, than GRID K2.
  • Both cards are used in Desktops.
  • GRID K2 is build with Kepler architecture, and Radeon HD 4770 - with TeraScale.
  • Core clock speed of Radeon HD 4770 is 5 MHz higher, than GRID K2.
  • GRID K2 is manufactured by 28 nm process technology, and Radeon HD 4770 - by 40 nm process technology.
  • GRID K2 is 64 mm longer, than Radeon HD 4770.
  • Memory clock speed of GRID K2 is 1800 MHz higher, than Radeon HD 4770.

Game benchmarks

high / 1080p 16−18 1−2
ultra / 1080p 9−10 0−1
QHD / 1440p 4−5 0−1
4K / 2160p 4−5
low / 720p 30−35 10−12
medium / 1080p 20−22 2−3
The average gaming FPS of GRID K2 in Assassin's Creed Odyssey is 360% more, than Radeon HD 4770.

Full Specs

  GRID K2 Radeon HD 4770
Architecture Kepler TeraScale
Code name GK104 RV740
Type Workstation Desktop
Release date 11 May 2013 28 April 2009
Pipelines 1536 640
Core clock speed 745 MHz 750 MHz
Transistor count 3,540 million 826 million
Manufacturing process technology 28 nm 40 nm
Texture fill rate 95.36 24.00
Floating-point performance 2x 2,289 gflops 960.0 gflops
Length 267 mm 203 mm
Memory bus width 256 Bit 128 Bit
Memory clock speed 5000 MHz 3200 MHz
Memory bandwidth 160.0 GB/s 51.2 GB/s
DirectX 12 (11_0) 10.1 (10_1)
Shader Model 5.1 4.1
OpenGL 4.6 3.3
OpenCL 1.2 1.1
Vulkan 1.1.126 N/A
CUDA 3.0
Bitcoin / BTC (SHA256) 114 Mh/s
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