GeForce GTX 660 Ti vs Radeon HD 7870

When choosing between GeForce GTX 660 Ti and Radeon HD 7870, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between GeForce GTX 660 Ti and Radeon HD 7870.

Main Specs

  GeForce GTX 660 Ti Radeon HD 7870
Power consumption (TDP) 150 Watt 175 Watt
Interface PCIe 3.0 x16
Supplementary power connectors Two 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 2 GB
Display Connectors 2x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon HD 7870 has 16% more power consumption, than GeForce GTX 660 Ti.
  • GeForce GTX 660 Ti and Radeon HD 7870 have maximum RAM of 2 GB.
  • Both cards are used in Desktops.
  • GeForce GTX 660 Ti is build with Kepler architecture, and Radeon HD 7870 - with GCN.
  • Core clock speed of Radeon HD 7870 is 85 MHz higher, than GeForce GTX 660 Ti.
  • GeForce GTX 660 Ti and Radeon HD 7870 are manufactured by 28 nm process technology.
  • Memory clock speed of Radeon HD 7870 is 4794 MHz higher, than GeForce GTX 660 Ti.

Game benchmarks

high / 1080p 21−24 24−27
ultra / 1080p 12−14 14−16
QHD / 1440p 8−9 9−10
4K / 2160p 5−6 6−7
low / 720p 40−45 45−50
medium / 1080p 27−30 30−33
The average gaming FPS of Radeon HD 7870 in Assassin's Creed Odyssey is 10% more, than GeForce GTX 660 Ti.

Full Specs

  GeForce GTX 660 Ti Radeon HD 7870
Architecture Kepler GCN
Code name GK104 Pitcairn XT
Type Desktop Desktop
Release date 16 August 2012 5 March 2012
Pipelines 1344 1280
Core clock speed 915 MHz 1000 MHz
Boost Clock 980 MHz
Transistor count 3,540 million 2800 Million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 102.5 billion/sec
Floating-point performance 2,459.5 gflops
Length 9.5" (24.1 cm)
Memory bus width 192-bit GDDR5 256 Bit
Memory clock speed 6.0 GB/s 4800 MHz
Memory bandwidth 144.2 GB/s
Shared memory - -
DirectX 12 (11_0) DirectX 11.1, Shader 5.1
Shader Model 5.1
OpenGL 4.3
OpenCL 1.2
Vulkan 1.1.126
CUDA +
Monero / XMR (CryptoNight) 0.39 kh/s
CUDA cores 1344
Bus support PCI Express 3.0
Height 4.376" (11.1 cm)
SLI options +
Multi monitor support 4 displays
HDMI +
HDCP +
Maximum VGA resolution 2048x1536
Audio input for HDMI Internal
3D Blu-Ray +
3D Gaming +
3D Vision +
Bitcoin / BTC (SHA256) 99 Mh/s
Eyefinity +
Decred / DCR (Decred) 0.63 Gh/s
Ethereum / ETH (DaggerHashimoto) 16.6 Mh/s
Zcash / ZEC (Equihash) 145 Sol/s
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