Radeon HD 8670M vs Radeon R7 M260

Radeon HD 8670M Memory: 1024Mb DDR3MOBILE Release date: 1 Mar 2013

Radeon R7 M260 Memory: 1024Mb GDDR5MOBILE Release date: 11 Jun 2014

Summary

Synthetic performance index

Radeon HD 8670M
100%
Radeon R7 M260
122%

Relative performance

Reasons to consider Radeon HD 8670M

Supports Direct3D 12 Async Compute

Supports ReLive (allows game streaming/recording with minimum performance penalty)

Supports Mantle

Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications

Reasons to consider Radeon R7 M260

This is a much newer product, it might have better long term support.

Around 22% higher average synthetic performance.

Supports Direct3D 12 Async Compute

Supports ReLive (allows game streaming/recording with minimum performance penalty)

Supports Mantle

Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications

HWBench recommends Radeon R7 M260

The Radeon R7 M260 is the better performing card based on the synthetic benchmarks used (1 benchmarks).

Specifications

Core Configuration

	Radeon HD 8670M		Radeon R7 M260
GPU Name	Sun (Sun XT)	vs	Topaz (Topaz XT)
Fab Process	28 nm	vs	28 nm
Die Size	77 mmÂ²	vs	77 mmÂ²
Transistors	1,040 million	vs	unknown
Shaders	320	vs	384
Compute Units	5	vs	6
Core clock	925 MHz	vs	940 MHz
ROPs	8	vs	8
TMUs	20	vs	24

Memory Configuration

	Radeon HD 8670M		Radeon R7 M260
Memory Type	DDR3	vs	GDDR5
Bus Width	64 bit	vs	128 bit
Memory Speed	1000 MHz 2000 MHz effective	vs	900 MHz 3600 MHz effective
Memory Size	1024 Mb	vs	1024 Mb

Additional details

	Radeon HD 8670M		Radeon R7 M260
TDP	0 watts	vs	0 watts
Release Date	1 Mar 2013	vs	11 Jun 2014

Raw Performance comparison

Pixel Rate

Radeon HD 8670M
7.80 GP/s
Radeon R7 M260
7.52 GP/s

GigaPixels - higher is better

Texel Rate

Radeon HD 8670M
19.50 GT/s
Radeon R7 M260
22.56 GT/s

GigaTexels - higher is better

Memory bandwidth

Radeon HD 8670M
16.00 GB/s
Radeon R7 M260
57.60 GB/s

GB/s - higher is better

Single precision performance

Radeon HD 8670M
624.00 GFLOPs
Radeon R7 M260
721.90 GFLOPs

GFLOPs - higher is better

Synthetic benchmarks

3DMark 11

Radeon HD 8670M
1530
Radeon R7 M260
1880

Points (higher is better)

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