GRID K220Q vs GeForce GT 645M

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

912

G3D Mark Score

945

Performance Difference

GeForce GT 645M is 3.6% faster than GRID K220Q

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.

GRID K220QN/A

016GB32GB

VRAM data unavailable

GeForce GT 645M2048 MB

016GB32GB

1080pLimited

low4%

medium4%

high4%

ultra4%

1440pLimited

low4%

medium4%

high4%

ultra4%

4KLimited

low4%

medium4%

high4%

ultra4%

📊 Performance Analysis

2 GB VRAM · 945 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, GeForce GT 645M performs 3.6% better in benchmarks. Below you'll find detailed performance analysis, gaming benchmarks, power consumption data, and specifications to help you decide between GRID K220Q and GeForce GT 645M.

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 GRID K220Q and GeForce GT 645M

GRID K220Q

The GRID K220Q is manufactured by an unknown manufacturer. It was released in July 2 2014. It features the Kepler architecture. Core clock: 745 MHz. It has 1536 shading units. The thermal design power (TDP) is 225W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 912 points. Launch price was $469.

Technical Specifications

ROPs:32

TMUs:128

Vram:null

L1 Cache:128 kB

L2 Cache:512 kB

Core Clock:745 MHz

Shading Units:1536

Transistor Count:3,540 million

Texture Fill Rate:95.36

Manufacturing Process:28 nm

Power Consumption (TDP):225 Watt

Floating Point Performance:2.289 TFLOPS

General Information

Codename:GK104

Architecture:Kepler (2012−2018)

Launch Price:$469

Release Date:July 2 2014

Performance Ranking Position:907

GeForce GT 645M

The GeForce GT 645M is manufactured by NVIDIA. It was released in October 1 2012. It features the Kepler architecture. Core clock: Up to 710 MHz. It has 384 shading units. The thermal design power (TDP) is 32W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 945 points.