Radeon HD 7870 XT vs Radeon R7 A265

Find out if it is worth upgrading your current GPU setup by comparing Radeon HD 7870 XT and Radeon R7 A265. 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 7870 XT and Radeon R7 A265. 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.
Radeon HD 7870 XT
Radeon R7 A265

Main Specs

  Radeon HD 7870 XT Radeon R7 A265
Power consumption (TDP) 185 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x8
Supplementary power connectors 2x 6-pin
Memory type GDDR5 DDR3
Maximum RAM amount 2 GB 2 GB
Display Connectors 1x DVI, 1x HDMI, 2x mini-DisplayPort No outputs
 
  • Radeon HD 7870 XT is connected by PCIe 3.0 x16, and Radeon R7 A265 uses PCIe 3.0 x8 interface.
  • Radeon HD 7870 XT and Radeon R7 A265 have maximum RAM of 2 GB.
  • Both cards are used in Desktops.
  • Radeon HD 7870 XT and Radeon R7 A265 are build with GCN 1.0 architecture.
  • Core clock speed of Radeon HD 7870 XT is 200 MHz higher, than Radeon R7 A265.
  • Radeon HD 7870 XT and Radeon R7 A265 are manufactured by 28 nm process technology.
  • Memory clock speed of Radeon HD 7870 XT is 4200 MHz higher, than Radeon R7 A265.

Game benchmarks

high / 1080p 35−40 1−2
ultra / 1080p 21−24 0−1
QHD / 1440p 16−18 0−1
4K / 2160p 10−11
low / 720p 60−65 12−14
medium / 1080p 40−45 3−4
The average gaming FPS of Radeon HD 7870 XT in Assassin's Creed Odyssey is 683% more, than Radeon R7 A265.

Full Specs

  Radeon HD 7870 XT Radeon R7 A265
Architecture GCN 1.0 GCN 1.0
Code name Tahiti Opal
Type Desktop Desktop
Release date 19 November 2012 9 January 2014
Pipelines 1536 384
Core clock speed 925 MHz 725 MHz
Boost Clock 975 MHz 825 MHz
Transistor count 4,313 million 950 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 93.60 19.80
Floating-point performance 2,995 gflops 633.6 gflops
Length 267 mm
Memory bus width 256 Bit 128 Bit
Memory clock speed 6000 MHz 1800 MHz
Memory bandwidth 192.0 GB/s 28.8 GB/s
DirectX 12 (11_1) 12 (11_1)
Shader Model 5.1 5.1
OpenGL 4.6 4.6
OpenCL 1.2 1.2
Vulkan 1.2.131 1.2.131
Bitcoin / BTC (SHA256) 346 Mh/s
Ethereum / ETH (DaggerHashimoto) 14.5 Mh/s