FireStream 9250 vs Radeon HD 4870

Find out if it is worth upgrading your current GPU setup by comparing FireStream 9250 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 FireStream 9250 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

  FireStream 9250 Radeon HD 4870
Power consumption (TDP) 150 Watt 150 Watt
Interface PCIe 2.0 x16 PCIe 2.0 x16
Supplementary power connectors 1x 6-pin 2x 6-pin
Memory type GDDR3 GDDR5
Maximum RAM amount 1 GB 1 GB
Display Connectors 1x DVI 2x DVI, 1x S-Video
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  • Both graphics cards have the same power consumption of 150 Watt.
  • Both video cards are using PCIe 2.0 x16 interface connection to a motherboard.
  • FireStream 9250 and Radeon HD 4870 have maximum RAM of 1 GB.
  • Both cards are used in Desktops.
  • FireStream 9250 and Radeon HD 4870 are build with TeraScale architecture.
  • Core clock speed of Radeon HD 4870 is 125 MHz higher, than FireStream 9250.
  • FireStream 9250 and Radeon HD 4870 are manufactured by 55 nm process technology.
  • Memory clock speed of Radeon HD 4870 is 1614 MHz higher, than FireStream 9250.

Game benchmarks

high / 1080p 2−3 3−4
ultra / 1080p 1−2 1−2
QHD / 1440p 0−1 0−1
low / 720p 12−14 14−16
medium / 1080p 5−6 6−7
The average gaming FPS of Radeon HD 4870 in Assassin's Creed Odyssey is 20% more, than FireStream 9250.

Full Specs

  FireStream 9250 Radeon HD 4870
Architecture TeraScale TeraScale
Code name RV770 RV770
Type Desktop Desktop
Release date 16 June 2008 25 June 2008
Pipelines 800 800
Core clock speed 625 MHz 750 MHz
Transistor count 956 million 956 million
Manufacturing process technology 55 nm 55 nm
Texture fill rate 25.00 30.00
Floating-point performance 1,000.0 gflops 1,200.0 gflops
Length 250 mm
Memory bus width 256 Bit 256 Bit
Memory clock speed 1986 MHz 3600 MHz
Memory bandwidth 63.55 GB/s 115.2 GB/s
DirectX 10.1 (10_1) 10.1 (10_1)
Shader Model 4.1 4.1
OpenGL 3.3 3.3
OpenCL 1.1 1.1
Vulkan N/A N/A
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