NVIDIA GeForce RTX 3090 vs NVIDIA GeForce GTX 745

Compare NVIDIA GeForce RTX 3090 24 GB vs NVIDIA GeForce GTX 745, 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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GPU Comparison

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Benchmark Score

Overall Score

General gaming and workstation score

14028 points

4100% significantly better overall score

334 points

Flux Core frame rate

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

332 FPS

326 FPS significantly higher Flux Core frame rate

6 FPS

Electron frame rate

Randomly generated noise sphere test

169 FPS

163 FPS significantly higher Electron frame rate

5 FPS

City frame rate

Procedurally generated city scene with voxel rendering

240 FPS

235 FPS significantly higher City frame rate

5 FPS

Clouds frame rate

Real-time noise calculation and ray marching test

134 FPS

130 FPS significantly higher Clouds frame rate

4 FPS

Free GPU Benchmark

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Other Benchmarks

Blender score

Cycles Render (Samples per minute)

5820.93 points

10665% significantly higher Blender score

54.07 points

Geekbench 5 (CUDA) score

CUDA compute benchmark

238123 points

3595% significantly higher Geekbench 5 (CUDA) score

6443 points

Geekbench 5 (OpenCL) score

OpenCL compute benchmark

204921 points

3152% significantly higher Geekbench 5 (OpenCL) score

6300 points

Geekbench 5 (Vulkan) score

Vulkan compute benchmark

138859 points

2181% significantly higher Geekbench 5 (Vulkan) score

6087 points

Geekbench 6 (OpenCL) score

OpenCL compute benchmark

194465 points

3054% significantly higher Geekbench 6 (OpenCL) score

6165 points

Geekbench 6 (Vulkan) score

Vulkan compute benchmark

179816 points

3161% significantly higher Geekbench 6 (Vulkan) score

5513 points

Specifications

Memory Bus Width

Number of parallel lines to the memory chips

384 Bit

200% significantly larger memory bus width

128 Bit

Memory Bandwidth

Data transfer speed between GPU core and memory

936.2 GB/s

3150% significantly higher memory bandwidth

28.8 GB/s

TDP

Thermal Design Power: Measure of heat generated by the GPU

350 W

55 W

536% significantly lower TDP

Pixel Rate

Number of pixels that can be rendered per second

189.8 Gigapixels/s

1048% significantly higher pixel rate

16.53 Gigapixels/s

Texture Rate

Number of textured pixels that can be rendered per second

556 Gigatexels/s

2142% significantly higher texture rate

24.79 Gigatexels/s

Shading Units

Number of processors dedicated to shader processing

10496

2633% significantly more shading units

384

Texture Mapping Units

Number of processors dedicated to applying textures

328

1266% significantly more texture mapping units

Render Output Processors

Number of processors dedicated to final pixel rendering

112

599% significantly more render output processors

Other details

Rank

Ranking in the hardwareDB database

24th of 595

368th of 595

Release date

The official date of release of this chip

2020 September

2014 February

Memory Type

The type of memory used by this chip

GDDR6X

DDR3

DirectX Support

Maximum version of DirectX supported

12.0

OpenGL Support

Maximum version of OpenGL supported

4.6

GeForce RTX 3090 vs GeForce GTX 745 specs and performance

For gaming, the GeForce RTX 3090 graphics card is better than the GeForce GTX 745 in our tests.

In addition, the GeForce GTX 745 has a significantly lower TDP at 55 W when compared to the GeForce RTX 3090 at 350 W. This is not a measure of performance, but rather the amount of heat generated by the chip when running at its highest speed.

In conclusion, all specs and GPU benchmarks considered, will recommend the GeForce RTX 3090 over the GeForce GTX 745.

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