NVIDIA GeForce GTX 645 vs NVIDIA Quadro M620

Compare NVIDIA GeForce GTX 645 1 GB vs NVIDIA Quadro M620 2 GB, specs and GPU benchmark score. Which is the better graphics card for the money?

Benchmark Score
Other Benchmarks
Specifications
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GPU Comparison

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Benchmark Score

Overall Score

General gaming and workstation score

297 points

473 points

59% significantly better overall score

Flux Core frame rate

Volumetric ray casting test, a computationally expensive method of rendering high-quality scenes

8 FPS

9 FPS

1 FPS slightly higher Flux Core frame rate

Electron frame rate

Randomly generated noise sphere test

4 FPS

7 FPS

3 FPS significantly higher Electron frame rate

City frame rate

Procedurally generated city scene with voxel rendering

4 FPS

7 FPS

3 FPS significantly higher City frame rate

Clouds frame rate

Real-time noise calculation and ray marching test

4 FPS

6 FPS

2 FPS significantly higher Clouds frame rate

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Other Benchmarks

Blender score

Cycles Render (Samples per minute)

41.03 points

75.60 points

84% significantly higher Blender score

Geekbench 5 (CUDA) score

CUDA compute benchmark

3630 points

8602 points

136% significantly higher Geekbench 5 (CUDA) score

Geekbench 5 (OpenCL) score

OpenCL compute benchmark

5217 points

8815 points

68% significantly higher Geekbench 5 (OpenCL) score

Geekbench 6 (OpenCL) score

OpenCL compute benchmark

5274 points

8097 points

53% significantly higher Geekbench 6 (OpenCL) score

Specifications

Memory

Onboard memory size for textures and vertices

1 GiB

2 GiB

100% significantly more memory

TDP

Thermal Design Power: Measure of heat generated by the GPU

64 W

30 W

113% significantly lower TDP

Other details

Rank

Ranking in the hardwareDB database

388th of 599

341st of 599

DirectX Support

Maximum version of DirectX supported

11.0

12.0

OpenGL Support

Maximum version of OpenGL supported

4.5

GeForce GTX 645 vs Quadro M620 specs and performance

In our benchmarks, the GeForce GTX 645 beats the Quadro M620 in gaming performance.

Furthermore, the spec sheet for both these GPUs show that the Quadro M620 has significantly more memory with 2 GiB of memory compared to 1 GiB. Lots of memory is good when playing at high resolutions or with many monitors.

In addition, the Quadro M620 has a significantly lower TDP at 30 W when compared to the GeForce GTX 645 at 64 W. Heat output doesn't match power consumption directly but, it's a good estimate.

In conclusion, all specs and GPU benchmarks considered, will recommend the GeForce GTX 645 over the Quadro M620.