AMD Radeon R7 450 vs AMD Radeon RX 6600 XT

Compare AMD Radeon R7 450 2 GB vs AMD Radeon RX 6600 XT 8 GB, specs and GPU benchmark score. Which is the better graphics card for the money?

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Specifications
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AMD Radeon RX 6600 XT

Price

The cheapest price from our partner retailers

$ 149.99

$ 220.00 significantly less expensive

$ 369.99

Benchmark Score

Overall Score

General gaming and workstation score

297 points

5600 points

1785% significantly better overall score

Flux Core frame rate

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

8 FPS

116 FPS

108 FPS significantly higher Flux Core frame rate

Electron frame rate

Randomly generated noise sphere test

4 FPS

85 FPS

81 FPS significantly higher Electron frame rate

City frame rate

Procedurally generated city scene with voxel rendering

6 FPS

102 FPS

96 FPS significantly higher City frame rate

Clouds frame rate

Real-time noise calculation and ray marching test

2 FPS

49 FPS

47 FPS significantly higher Clouds frame rate

Free GPU Benchmark

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Other Benchmarks

Geekbench 5 (OpenCL) score

OpenCL compute benchmark

10702 points

82559 points

671% significantly higher Geekbench 5 (OpenCL) score

Geekbench 5 (Vulkan) score

Vulkan compute benchmark

9779 points

64460 points

559% significantly higher Geekbench 5 (Vulkan) score

Geekbench 6 (OpenCL) score

OpenCL compute benchmark

10058 points

82739 points

722% significantly higher Geekbench 6 (OpenCL) score

Geekbench 6 (Vulkan) score

Vulkan compute benchmark

8478 points

93271 points

1000% significantly higher Geekbench 6 (Vulkan) score

Specifications

Core Clock Speed

Nominal chip frequency

1050 MHz

1968 MHz

87% significantly higher core clock speed

Memory

Onboard memory size for textures and vertices

2 GiB

8 GiB

300% significantly more memory

Memory Bus Width

Number of parallel lines to the memory chips

128 Bit

Identical

128 Bit

Memory Bandwidth

Data transfer speed between GPU core and memory

72 GB/s

256 GB/s

255% significantly higher memory bandwidth

TDP

Thermal Design Power: Measure of heat generated by the GPU

65 W

146% significantly lower TDP

160 W

Pixel Rate

Number of pixels that can be rendered per second

14.8 Gigapixels/s

165.7 Gigapixels/s

1019% significantly higher pixel rate

Texture Rate

Number of textured pixels that can be rendered per second

29.6 Gigatexels/s

331.4 Gigatexels/s

1019% significantly higher texture rate

Shading Units

Number of processors dedicated to shader processing

512

2048

300% significantly more shading units

Texture Mapping Units

Number of processors dedicated to applying textures

128

300% significantly more texture mapping units

Render Output Processors

Number of processors dedicated to final pixel rendering

300% significantly more render output processors

Other details

Rank

Ranking in the hardwareDB database

380th of 586

90th of 586

Family

The product line

Radeon RX 6000 Series

Release date

The official date of release of this chip

2016 June

2021 November

Memory Type

The type of memory used by this chip

GDDR5

GDDR6

DirectX Support

Maximum version of DirectX supported

12.0

OpenGL Support

Maximum version of OpenGL supported

4.3

4.6

Radeon R7 450 vs Radeon RX 6600 XT specs and performance

According to the hardwareDB Benchmark, the Radeon RX 6600 XT GPU is faster than the Radeon R7 450 in gaming.

The Radeon RX 6600 XT has a significantly 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.

Next up, in terms of GPU memory, the Radeon RX 6600 XT has significantly more memory with 8 GiB of memory compared to 2 GiB. Memory size doesn't directly affect performance, but too little memory will certainly degrade gaming performance.

In addition, the Radeon R7 450 has a significantly lower TDP at 65 W when compared to the Radeon RX 6600 XT at 160 W. TDP (Thermal Design Power) measures total heat output from the chip.

In terms of raw gaming performance in our GPU benchmark, the Radeon RX 6600 XT is better than the Radeon R7 450.