GeForce GTX 860M vs Radeon HD 8790M

GeForce GTX 860M
Memory: 2048Mb GDDR5MOBILE
Release date: 13 Jan 2014
GeForce GTX 860M
Radeon HD 8790M
Memory: 2048Mb GDDR5MOBILE
Release date: 1 Apr 2013
Radeon HD 8790M

Summary

Synthetic performance index

  • GeForce GTX 860M
    236%
  • Radeon HD 8790M
    100%

Relative performance

Reasons to consider GeForce GTX 860M

This is a much newer product, it might have better long term support.
Around 136% 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Based on an outdated architecture (Nvidia Maxwell), there may be no performance optimizations for current games and applications

Reasons to consider Radeon HD 8790M

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Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications

GeForce GTX 860M

HWBench recommends GeForce GTX 860M

The GeForce GTX 860M is the better performing card based on the synthetic benchmarks used (1 benchmarks).


Specifications

Core Configuration

GeForce GTX 860MRadeon HD 8790M
GPU NameGM107 (N15P-GX-A1)vsMars (Mars XTX)
Fab Process28 nmvs28 nm
Die Size148 mm²vs77 mm²
Transistors1,870 millionvs1,040 million
Shaders640vs384
Compute Units5vs6
Core clock1020 MHzvs850 MHz
ROPs16vs8
TMUs40vs24

Memory Configuration

GeForce GTX 860MRadeon HD 8790M
Memory TypeGDDR5vsGDDR5
Bus Width128 bitvs128 bit
Memory Speed1253 MHz
5012 MHz effective
vs1000 MHz
4000 MHz effective
Memory Size2048 Mbvs2048 Mb

Additional details

GeForce GTX 860MRadeon HD 8790M
TDP75 wattsvs0 watts
Release Date13 Jan 2014vs1 Apr 2013

Raw Performance comparison

Pixel Rate

  • GeForce GTX 860M
    16.32 GP/s
  • Radeon HD 8790M
    7.20 GP/s

GigaPixels - higher is better

Texel Rate

  • GeForce GTX 860M
    40.80 GT/s
  • Radeon HD 8790M
    21.60 GT/s

GigaTexels - higher is better

Memory bandwidth

  • GeForce GTX 860M
    80.20 GB/s
  • Radeon HD 8790M
    64.00 GB/s

GB/s - higher is better

Single precision performance

  • GeForce GTX 860M
    1305.60 GFLOPs
  • Radeon HD 8790M
    691.20 GFLOPs

GFLOPs - higher is better

Synthetic benchmarks

3DMark 11

  • GeForce GTX 860M
    5040
  • Radeon HD 8790M
    2130

Points (higher is better)

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