Radeon HD 4870 vs Radeon Sky 500

Find out if it is worth upgrading your current GPU setup by comparing Radeon HD 4870 and Radeon Sky 500. 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 Radeon HD 4870 and Radeon Sky 500. 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

  Radeon HD 4870 Radeon Sky 500
Power consumption (TDP) 150 Watt 150 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x16
Supplementary power connectors 2x 6-pin 1x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 1 GB 4 GB
Display Connectors 2x DVI, 1x S-Video 1x DisplayPort
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  • Both graphics cards have the same power consumption of 150 Watt.
  • Radeon HD 4870 is connected by PCIe 2.0 x16, and Radeon Sky 500 uses PCIe 3.0 x16 interface.
  • Radeon Sky 500 has 3 GB more memory, than Radeon HD 4870.
  • Both cards are used in Desktops.
  • Radeon HD 4870 is build with TeraScale architecture, and Radeon Sky 500 - with GCN 1.0.
  • Core clock speed of Radeon Sky 500 is 200 MHz higher, than Radeon HD 4870.
  • Radeon HD 4870 is manufactured by 55 nm process technology, and Radeon Sky 500 - by 28 nm process technology.
  • Radeon HD 4870 is 8 mm longer, than Radeon Sky 500.
  • Memory clock speed of Radeon Sky 500 is 1200 MHz higher, than Radeon HD 4870.

Game benchmarks

high / 1080p 3−4 35−40
ultra / 1080p 1−2 21−24
QHD / 1440p 0−1 16−18
4K / 2160p 10−11
low / 720p 14−16 60−65
medium / 1080p 6−7 40−45
The average gaming FPS of Radeon Sky 500 in Assassin's Creed Odyssey is 583% more, than Radeon HD 4870.

Full Specs

  Radeon HD 4870 Radeon Sky 500
Architecture TeraScale GCN 1.0
Code name RV770 Pitcairn
Type Desktop Desktop
Release date 25 June 2008 27 March 2013
Pipelines 800 1280
Core clock speed 750 MHz 950 MHz
Transistor count 956 million 2,800 million
Manufacturing process technology 55 nm 28 nm
Texture fill rate 30.00 76.00
Floating-point performance 1,200.0 gflops 2,432 gflops
Length 250 mm 242 mm
Memory bus width 256 Bit 256 Bit
Memory clock speed 3600 MHz 4800 MHz
Memory bandwidth 115.2 GB/s 154 GB/s
DirectX 10.1 (10_1) 12 (11_1)
Shader Model 4.1 5.1
OpenGL 3.3 4.6
OpenCL 1.1 1.2
Vulkan N/A 1.2.131
Bus support PCIe 3.0
Form factor full height / full length
DisplayPort count 1
Dual-link DVI support +
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