Intel Iris Plus 640 vs NVIDIA GeForce GTX 645

Compare Intel Iris Plus 640 0 GB vs NVIDIA GeForce GTX 645 1 GB, specs and GPU benchmark score. Which is the better graphics card for the money?

Benchmark Score
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Specifications
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Benchmark Score

Overall Score

General gaming and workstation score

287 points

297 points

3% slightly better overall score

Flux Core frame rate

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

9 FPS

1 FPS slightly higher Flux Core frame rate

8 FPS

Electron frame rate

Randomly generated noise sphere test

4 FPS

0 FPS slightly higher Electron frame rate

4 FPS

City frame rate

Procedurally generated city scene with voxel rendering

7 FPS

3 FPS significantly higher City frame rate

4 FPS

Clouds frame rate

Real-time noise calculation and ray marching test

2 FPS

4 FPS

2 FPS significantly higher Clouds frame rate

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Other Benchmarks

Geekbench 5 (Metal) score

Metal compute benchmark

6247 points

130% significantly higher Geekbench 5 (Metal) score

2716 points

Geekbench 5 (OpenCL) score

OpenCL compute benchmark

6601 points

26% slightly higher Geekbench 5 (OpenCL) score

5217 points

Geekbench 6 (Metal) score

Metal compute benchmark

7862 points

39% slightly higher Geekbench 6 (Metal) score

5638 points

Geekbench 6 (OpenCL) score

OpenCL compute benchmark

6639 points

25% slightly higher Geekbench 6 (OpenCL) score

5274 points

Specifications

Memory

Onboard memory size for textures and vertices

0.5 GiB

1 GiB

100% significantly more memory

TDP

Thermal Design Power: Measure of heat generated by the GPU

15 W

326% significantly lower TDP

64 W

Other details

Rank

Ranking in the hardwareDB database

383rd of 586

380th of 586

Release date

The official date of release of this chip

2017 January

DirectX Support

Maximum version of DirectX supported

12.0

11.0

OpenGL Support

Maximum version of OpenGL supported

4.4

4.5

Iris Plus 640 vs GeForce GTX 645 benchmarks

According to the hardwareDB Benchmark, the GeForce GTX 645 GPU is faster than the Iris Plus 640 in gaming.

As stated by the manufacturer, the GeForce GTX 645 has significantly more memory with 1 GiB of memory compared to 0.5 GiB. Lots of memory is good when playing at high resolutions or with many monitors.

In addition, the Iris Plus 640 has a significantly lower TDP at 15 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.

According to the results of the hardwareDB benchmark utility, the GeForce GTX 645 is faster than the Iris Plus 640.