GeForce GT 740M vs Radeon HD 8670M Rev. 2

GeForce GT 740M Memory: 2048Mb DDR3MOBILE Release date: 20 Jun 2013

Radeon HD 8670M Rev. 2 Memory: 1024Mb DDR3MOBILE Release date: 1 Mar 2013

You are comparing OEM or variant versions of at least one VGA. Did you mean GeForce GT 740M vs Radeon HD 8670M instead?

Summary

Synthetic performance index

GeForce GT 740M
121%
Radeon HD 8670M Rev. 2
100%

Relative performance

Reasons to consider GeForce GT 740M

Around 21% higher average synthetic performance.

Supports PhysX

Supports G-Sync

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

Based on an outdated architecture (Nvidia Kepler), there are less performance optimizations for current games and applications

Reasons to consider Radeon HD 8670M Rev. 2

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Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications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 GeForce GT 740M

The GeForce GT 740M is the better performing card based on the synthetic benchmarks used (1 benchmarks).

Specifications

Core Configuration

	GeForce GT 740M		Radeon HD 8670M Rev. 2
GPU Name	GK208 (GT 740M)	vs	Mars (Mars XT)
Fab Process	28 nm	vs	28 nm
Die Size	87 mmÂ²	vs	77 mmÂ²
Transistors	unknown	vs	1,040 million
Shaders	384	vs	384
Compute Units	2	vs	6
Core clock	980 MHz	vs	775 MHz
ROPs	8	vs	8
TMUs	16	vs	24

Memory Configuration

	GeForce GT 740M		Radeon HD 8670M Rev. 2
Memory Type	DDR3	vs	DDR3
Bus Width	64 bit	vs	64 bit
Memory Speed	900 MHz 1800 MHz effective	vs	900 MHz 1800 MHz effective
Memory Size	2048 Mb	vs	1024 Mb

Additional details

	GeForce GT 740M		Radeon HD 8670M Rev. 2
TDP	33 watts	vs	0 watts
Release Date	20 Jun 2013	vs	1 Mar 2013

Raw Performance comparison

Pixel Rate

GeForce GT 740M
7.84 GP/s
Radeon HD 8670M Rev. 2
6.60 GP/s

GigaPixels - higher is better

Texel Rate

GeForce GT 740M
15.68 GT/s
Radeon HD 8670M Rev. 2
19.80 GT/s

GigaTexels - higher is better

Memory bandwidth

GeForce GT 740M
14.40 GB/s
Radeon HD 8670M Rev. 2
14.40 GB/s

GB/s - higher is better

Single precision performance

GeForce GT 740M
752.60 GFLOPs
Radeon HD 8670M Rev. 2
633.60 GFLOPs

GFLOPs - higher is better

Synthetic benchmarks

3DMark 11

GeForce GT 740M
1860
Radeon HD 8670M Rev. 2
1530

Points (higher is better)

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