Radeon R9 255 vs Radeon HD 7870M

G3D Mark is a standard benchmark that measures graphics performance in real-world gaming scenarios. It simplifies comparing cards from different brands, where higher scores directly correlate with better fps and smoother gaming experiences.

Performance Comparison

About G3D Mark

G3D Mark Score

1501

G3D Mark Score

1507

Performance Difference

Radeon HD 7870M is 0.4% faster than Radeon R9 255

VRAM & Game Performance

VRAM (Video RAM) is dedicated memory on your graphics card that stores textures, frame buffers, and game assets. Higher VRAM allows for sharper textures at high resolutions (1440p/4K) and prevents stuttering in modern AAA games. 8GB is minimum for 1080p, 12GB+ recommended for 1440p, and 16GB+ for 4K gaming.

Radeon R9 2552048 MB

016GB32GB

1080pLimited

low14%

medium4%

high4%

ultra4%

1440pLimited

low4%

medium4%

high4%

ultra4%

4KLimited

low4%

medium4%

high4%

ultra4%

📊 Performance Analysis

2 GB VRAM · 1,501 G3D Mark (entry-level)

1080pLimited. Older/lighter games only.

1440pNot recommended. Use 1080p.

4KNot viable. Use lower resolution or heavy upscaling.

⚡Ray Tracing: RT not recommended. Keep disabled for playable FPS.

🚀Upscaling: Performance mode: +50-70% FPS, noticeable quality loss.

Radeon HD 7870M2048 MB

016GB32GB

1080pLimited

low14%

medium4%

high4%

ultra4%

1440pLimited

low4%

medium4%

high4%

ultra4%

4KLimited

low4%

medium4%

high4%

ultra4%

📊 Performance Analysis

2 GB VRAM · 1,507 G3D Mark (entry-level)

1080pLimited. Older/lighter games only.

1440pNot recommended. Use 1080p.

4KNot viable. Use lower resolution or heavy upscaling.

⚡Ray Tracing: RT not recommended. Keep disabled for playable FPS.

🚀Upscaling: Performance mode: +50-70% FPS, noticeable quality loss.

Benchmarks & Performance Comparison

In this GPU comparison, Radeon HD 7870M performs 0.4% better in benchmarks. Below you'll find detailed performance analysis, gaming benchmarks, power consumption data, and specifications to help you decide between Radeon R9 255 and Radeon HD 7870M.

Both graphics cards are popular choices for gaming. When comparing GPUs, consider VRAM capacity, ray tracing performance, power requirements, and price-to-performance ratio for your target gaming resolution (1080p, 1440p, or 4K).

Technical Specifications

Detailed hardware specifications for Radeon R9 255 and Radeon HD 7870M

Radeon R9 255

The Radeon R9 255 is manufactured by AMD. It was released in September 2 2014. It features the GCN 3.0 architecture. Core clock: 918 MHz. It has 1792 shading units. The thermal design power (TDP) is 190W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 1,501 points. Launch price was $249.

Technical Specifications

ROPs:32

TMUs:112

Vram:2048 MB

L1 Cache:448 kB

L2 Cache:512 kB

Core Clock:918 MHz

Shading Units:1792

Transistor Count:5,000 million

Texture Fill Rate:102.8

Manufacturing Process:28 nm

Power Consumption (TDP):190 Watt

Floating Point Performance:3.29 TFLOPS

General Information

Codename:Tonga

Architecture:GCN 3.0 (2014−2019)

Launch Price:$249

Release Date:September 2 2014

Performance Ranking Position:365

Radeon HD 7870M

The Radeon HD 7870M is manufactured by AMD. It was released in April 24 2012. It features the GCN 1.0 architecture. Core clock: 800 MHz. It has 640 shading units. The thermal design power (TDP) is 45W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 1,507 points.