GPUBoss Review Our evaluation of 7870 vs 7790

Gaming

Real world tests using the latest 3D games

crysis: warhead (2013) and battlefield 3 (2013)

Benchmarks

Synthetic tests to measure overall performance

Passmark, 3DMark Vantage Texture Fill, 3DMark 11 Graphics and 2 more

Compute Performance

General computing tests executed on the GPU

Civilization 5 Texture Decomposition (2013), Passmark Direct Compute and 1 more

Noise and Power

How loud and hot does the card run idle and under load

TDP, Idle Noise Level, Load Noise Level, Idle Power Consumption and 1 more

GPUBoss Score

Gaming, Benchmarks, Compute Performance and Noise and Power

Winner
AMD Radeon HD 7870 

GPUBoss recommends the AMD Radeon HD 7870  based on its .

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VS

AMD Radeon HD 7870

GPUBoss Winner
Front view of Radeon HD 7870

Differences What are the advantages of each

Front view of Radeon HD 7870

Reasons to consider the
AMD Radeon HD 7870

Report a correction
Better 3DMark06 score 23,230 vs 15,490 Around 50% better 3DMark06 score
Better passmark score 4,261 vs 3,005 More than 40% better passmark score
More memory 2,048 MB vs 1,024 MB 2x more memory
Better 3DMark vantage texture fill score 72.1 vs 51.1 More than 40% better 3DMark vantage texture fill score
Better 3DMark vantage graphics score 23,592 vs 19,360 More than 20% better 3DMark vantage graphics score
Higher memory bandwidth 153.6 GB/s vs 96 GB/s 60% higher memory bandwidth
Higher pixel rate 32 GPixel/s vs 16 GPixel/s 2x higher pixel rate
Better floating-point performance 2,560 GFLOPS vs 1,792 GFLOPS Around 45% better floating-point performance
Higher texture rate 80 GTexel/s vs 56 GTexel/s Around 45% higher texture rate
More render output processors 32 vs 16 Twice as many render output processors
Better civilization 5 texture decomposition (2013) score 296.7 vs 242.1 Around 25% better civilization 5 texture decomposition (2013) score
Better CLBenchmark raytrace score 200,951 vs 127,080 Around 60% better CLBenchmark raytrace score
Wider memory bus 256 bit vs 128 bit 2x wider memory bus
Higher crysis: warhead framerate 44.2 fps vs 29.4 fps More than 50% higher crysis: warhead framerate
More shading units 1,280 vs 896 384 more shading units
Higher battlefield 3 framerate 78.8 fps vs 53.6 fps More than 45% higher battlefield 3 framerate
More texture mapping units 80 vs 56 24 more texture mapping units
Better passmark direct compute score 2,270 vs 1,495 More than 50% better passmark direct compute score
More compute units 20 vs 14 6 more compute units
Front view of Radeon HD 7790

Reasons to consider the
AMD Radeon HD 7790

Report a correction
Much quieter load noise level 37.8 dB vs 48.8 dB Around 25% quieter load noise level
Higher effective memory clock speed 6,000 MHz vs 4,800 MHz 25% higher effective memory clock speed
More energy-efficient load power consumption 249W vs 295W More than 15% more energy-efficient load power consumption
Quieter idle noise level 37.5 dB vs 39.5 dB More than 5% quieter idle noise level
Higher memory clock speed 1,500 MHz vs 1,200 MHz 25% higher memory clock speed
Lower TDP 85W vs 175W 2.1x lower TDP

Benchmarks Real world tests of Radeon HD 7870 vs 7790

Passmark Industry standard benchmark for overall graphics card performance

3DMark 11, as the name might probably suggest, makes use of the Microsoft DirectX 11 API and puts every feature of it to use, creating astonishingly realistic visuals.
Radeon HD 7870 | by techPowerUp! (Sep, 2012)

3DMark Vantage (Texture Fill) Industry standard benchmark that tests DirectX performance

Radeon HD 7870 Radeon HD 7790 @ anandtech.com

3DMark 11 Graphics Industry standard benchmark that tests DirectX 11 GPU performance

Crysis: Warhead (2013) 1920x1080 - Enthusiast Quality + 4xAA

Radeon HD 7870
44.2 fps
Radeon HD 7790
29.4 fps
Radeon HD 7870 Radeon HD 7790 @ anandtech.com
Since Crysis 2 is a multi-platform game with major development focus on the console, the graphics on launch day were only DirectX 9.
Radeon HD 7870 | by techPowerUp! (Sep, 2012)

Passmark Direct Compute Measures performance of general-purpose computing using Microsoft DirectCompute

CLBenchmark Raytrace Measures compute performance using OpenCL to do raytracing

Radeon HD 7870
200,951
Radeon HD 7790
127,080

Reviews Word on the street

Radeon HD 7870  vs 7790 

8.9
9.3
The card features a custom-design dual-fan cooler and offers factory-overclocked speeds of 1075 MHz core and 6.40 GHz memory for a premium of just $10 over AMD's suggested reference design retail price of $149.
Radeon HD 7790

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