NVIDIA GeForce GTX 1660 vs AMD Radeon RX 6400

Compare NVIDIA GeForce GTX 1660 6 GB vs AMD Radeon RX 6400 4 GB, specs and GPU benchmark score. Which is the better graphics card for the money?

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Price

The cheapest price from our partner retailers

$ 229.39
$ 130.03
$ 99.36 significantly less expensive

Benchmark Score

Overall Score

General gaming and workstation score

3653 points
97% significantly better overall score
1845 points

Flux Core frame rate

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

82 FPS
40 FPS significantly higher Flux Core frame rate
42 FPS

Electron frame rate

Randomly generated noise sphere test

49 FPS
21 FPS significantly higher Electron frame rate
28 FPS

City frame rate

Procedurally generated city scene with voxel rendering

60 FPS
24 FPS significantly higher City frame rate
36 FPS

Clouds frame rate

Real-time noise calculation and ray marching test

37 FPS
21 FPS significantly higher Clouds frame rate
16 FPS

Free GPU Benchmark

Want to compare your graphics card against the GeForce GTX 1660 and the Radeon RX 6400? Download our free and quick PC Performance Test.

Other Benchmarks

3DMark Graphics score

3DMark Graphics score

High-end graphics benchmark

5419 points
3245% significantly higher 3DMark Graphics score
162 points
Blender score

Blender score

Cycles Render (Samples per minute)

722.48 points
138% significantly higher Blender score
302.98 points
Geekbench 6 (OpenCL) score

Geekbench 6 (OpenCL) score

OpenCL compute benchmark

59886 points
78% significantly higher Geekbench 6 (OpenCL) score
33586 points
Geekbench 6 (Vulkan) score

Geekbench 6 (Vulkan) score

Vulkan compute benchmark

56143 points
36% slightly higher Geekbench 6 (Vulkan) score
41105 points

Specifications

Core Clock Speed

Nominal chip frequency

1530 MHz
1923 MHz
25% slightly higher core clock speed

Boost Clock Speed

Higher turbo frequency when power conditions are met

1785 MHz
2321 MHz
30% slightly higher boost clock speed

Memory

Onboard memory size for textures and vertices

6 GiB
49% significantly more memory
4 GiB

Memory Bus Width

Number of parallel lines to the memory chips

192 Bit
200% significantly larger memory bus width
64 Bit

Memory Bandwidth

Data transfer speed between GPU core and memory

192.1 GB/s
50% significantly higher memory bandwidth
128 GB/s

TDP

Thermal Design Power: Measure of heat generated by the GPU

120 W
53 W
126% significantly lower TDP

Pixel Rate

Number of pixels that can be rendered per second

85.68 Gigapixels/s
15% slightly higher pixel rate
74.3 Gigapixels/s

Texture Rate

Number of textured pixels that can be rendered per second

157.1 Gigatexels/s
41% slightly higher texture rate
111.4 Gigatexels/s

Floating Point Performance

Raw number of floating point operations per second

5.03 TFLOPS
40% slightly better floating point performance
3.57 TFLOPS

Shading Units

Number of processors dedicated to shader processing

1408
83% significantly more shading units
768

Texture Mapping Units

Number of processors dedicated to applying textures

88
83% significantly more texture mapping units
48

Render Output Processors

Number of processors dedicated to final pixel rendering

48
49% significantly more render output processors
32

Other details

Rank

Ranking in the hardwareDB database

133rd of 586
217th of 586

Family

The product line

-
Radeon RX 6000 Series

Release date

The official date of release of this chip

2019 March
2022 January

Memory Type

The type of memory used by this chip

GDDR5
GDDR6

DirectX Support

Maximum version of DirectX supported

12.0
12.0

OpenGL Support

Maximum version of OpenGL supported

4.5
4.6

GeForce GTX 1660 vs Radeon RX 6400 specs and performance

In our benchmarks, the GeForce GTX 1660 beats the Radeon RX 6400 in gaming performance.

Our database shows that the Radeon RX 6400 has a slightly higher core clock speed. The core clock speed (or base speed) is the frequency at which the GPU core runs. This metric makes sense when comparing GPUs of a similar architecture or generation. In addition, the Radeon RX 6400 also has a slightly higher boost clock speed. The boost clock speed is the frequency that the GPU core can reach if the temperature is low enough. The allows for higher performance in certain scenarios.

Next up, in terms of GPU memory, the GeForce GTX 1660 has significantly more memory with 6 GiB of memory compared to 4 GiB. If you're planning at playing games at high resolutions with high-quality textures, you will need a lot of memory.

In addition, the Radeon RX 6400 has a significantly lower TDP at 53 W when compared to the GeForce GTX 1660 at 120 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 1660 is faster than the Radeon RX 6400.

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