RadeonT 660M vs Radeon HD 7770

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

2221

G3D Mark Score

2173

Performance Difference

RadeonT 660M is 2.2% faster than Radeon HD 7770

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.

RadeonT 660MN/A

016GB32GB

VRAM data unavailable

Radeon HD 77702048 MB

016GB32GB

1080pLimited

low14%

medium4%

high4%

ultra4%

1440pLimited

low4%

medium4%

high4%

ultra4%

4KLimited

low4%

medium4%

high4%

ultra4%

📊 Performance Analysis

2 GB VRAM · 2,173 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, RadeonT 660M performs 2.2% better in benchmarks. Below you'll find detailed performance analysis, gaming benchmarks, power consumption data, and specifications to help you decide between RadeonT 660M and Radeon HD 7770.

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 RadeonT 660M and Radeon HD 7770

RadeonT 660M

The RadeonT 660M is manufactured by AMD. It was released in January 3 2023. It features the RDNA 2.0 architecture. The core clock ranges from 1500 MHz to 1900 MHz. It has 384 shading units. The thermal design power (TDP) is 40W. Manufactured using 6 nm process technology. It includes 6 ray tracing cores. G3D Mark benchmark score: 2,221 points.

Technical Specifications

ROPs:16

TMUs:24

Vram:null

L0 Cache:96 kB

L1 Cache:128 kB

L2 Cache:2 MB

L3 Cache:8 MB

Core Clock:1500 MHz

Boost Clock:1900 MHz

Shading Units:384

Transistor Count:13,100 million

Ray Tracing Cores:6

Texture Fill Rate:45.60

Manufacturing Process:6 nm

Power Consumption (TDP):40 Watt

Floating Point Performance:1.459 TFLOPS

General Information

Codename:Rembrandt+

Architecture:RDNA 2.0 (2020−2025)

Release Date:January 3 2023

Performance Ranking Position:565

Radeon HD 7770

The Radeon HD 7770 is manufactured by AMD. It was released in February 15 2012. It features the GCN 1.0 architecture. Core clock: 1000 MHz. It has 640 shading units. The thermal design power (TDP) is 80W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 2,173 points. Launch price was $159.