GRID K2 vs Radeon HD 4870

Find out if it is worth upgrading your current GPU setup by comparing GRID K2 and Radeon HD 4870. 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 K2 and Radeon HD 4870. 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 K2 Radeon HD 4870
Power consumption (TDP) 225 Watt 150 Watt
Interface PCIe 3.0 x16 PCIe 2.0 x16
Supplementary power connectors 1x 8-pin 2x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 4 GB 1 GB
Display Connectors No outputs 2x DVI, 1x S-Video
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  • GRID K2 has 50% more power consumption, than Radeon HD 4870.
  • GRID K2 is connected by PCIe 3.0 x16, and Radeon HD 4870 uses PCIe 2.0 x16 interface.
  • GRID K2 has 3 GB more memory, than Radeon HD 4870.
  • Both cards are used in Desktops.
  • GRID K2 is build with Kepler architecture, and Radeon HD 4870 - with TeraScale.
  • Core clock speed of Radeon HD 4870 is 5 MHz higher, than GRID K2.
  • GRID K2 is manufactured by 28 nm process technology, and Radeon HD 4870 - by 55 nm process technology.
  • GRID K2 is 17 mm longer, than Radeon HD 4870.
  • Memory clock speed of GRID K2 is 1400 MHz higher, than Radeon HD 4870.

Game benchmarks

high / 1080p 16−18 3−4
ultra / 1080p 9−10 1−2
QHD / 1440p 4−5 0−1
4K / 2160p 4−5
low / 720p 30−35 14−16
medium / 1080p 20−22 6−7
The average gaming FPS of GRID K2 in Assassin's Creed Odyssey is 233% more, than Radeon HD 4870.

Full Specs

  GRID K2 Radeon HD 4870
Architecture Kepler TeraScale
Code name GK104 RV770
Type Workstation Desktop
Release date 11 May 2013 25 June 2008
Pipelines 1536 800
Core clock speed 745 MHz 750 MHz
Transistor count 3,540 million 956 million
Manufacturing process technology 28 nm 55 nm
Texture fill rate 95.36 30.00
Floating-point performance 2x 2,289 gflops 1,200.0 gflops
Length 267 mm 250 mm
Memory bus width 256 Bit 256 Bit
Memory clock speed 5000 MHz 3600 MHz
Memory bandwidth 160.0 GB/s 115.2 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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