Radeon RX 480 vs Radeon HD 8770 OEM

Radeon RX 480
Memory: 8192Mb GDDR5DESKTOP
Release date: 29 Jun 2016
Radeon RX 480
Radeon HD 8770 OEM
Memory: 1024Mb GDDR5DESKTOP
Release date: 2 Sep 2013
Radeon HD 8770 OEM

Summary

Reasons to consider Radeon RX 480

This is a much newer product, it might have better long term support.
Higher theoretical gaming performance, based on specifications.
Supports Direct3D 12 Async Compute.
Supports FreeSync.
Supports ReLive (allows game streaming/recording with minimum performance penalty).
Supports TrueAudio.

Reasons to consider Radeon HD 8770 OEM

65 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the Radeon RX 480 .
Supports Direct3D 12 Async Compute.
Supports FreeSync.
Supports ReLive (allows game streaming/recording with minimum performance penalty).
Supports TrueAudio.

Radeon RX 480

HWBench recommends Radeon RX 480

Based on theoretical specifications.



Specifications

Core Configuration

Radeon RX 480Radeon HD 8770 OEM
GPU NameEllesmere (Ellesmere XT)vsBonaire (Bonaire XT)
Fab Process14 nmvs28 nm
Die Size232 mm²vs160 mm²
Transistors5,700 millionvs2,080 million
Shaders2304vs896
Compute Units36vs14
Core clock1120 MHzvs1050 MHz
ROPs32vs16
TMUs144vs56

Memory Configuration

Radeon RX 480Radeon HD 8770 OEM
Memory TypeGDDR5vsGDDR5
Bus Width256 bitvs128 bit
Memory Speed2000 MHz
8000 MHz effective
vs1500 MHz
6000 MHz effective
Memory Size8192 Mbvs1024 Mb

Additional details

Radeon RX 480Radeon HD 8770 OEM
TDP150 wattsvs85 watts
Release Date29 Jun 2016vs2 Sep 2013

Raw Performance comparison

Pixel Rate

  • Radeon RX 480
    40.50 GP/s
  • Radeon HD 8770 OEM
    16.80 GP/s

GigaPixels - higher is better

Texel Rate

  • Radeon RX 480
    182.30 GT/s
  • Radeon HD 8770 OEM
    58.80 GT/s

GigaTexels - higher is better

Memory bandwidth

  • Radeon RX 480
    256.00 GB/s
  • Radeon HD 8770 OEM
    96.00 GB/s

GB/s - higher is better

Single precision performance

  • Radeon RX 480
    5834.00 GFLOPs
  • Radeon HD 8770 OEM
    1882.00 GFLOPs

GFLOPs - higher is better