Xbox Series X GPU vs Radeon HD 6450 GDDR5

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Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the ranking1114not rated
Place by popularitynot in top-100not in top-100
Power efficiency2.48no data
ArchitectureTerascale 2 (2009−2015)RDNA 2.0 (2020−2024)
GPU code nameCaicosScarlett
Market segmentDesktopDesktop
Release date18 April 2011 (13 years ago)10 November 2020 (4 years ago)
Launch price (MSRP)no data$499

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores1603328
Core clock speed750 MHz1825 MHz
Boost clock speedno data1725 MHz
Number of transistorsno data15,300 million
Manufacturing process technology40 nm7 nm
Power consumption (TDP)27 Watt200 Watt
Texture fill rateno data379.6
Floating-point processing powerno data12.15 TFLOPS
ROPsno data64
TMUsno data208

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

Interfaceno dataIGP
Lengthno data301 mm
Widthno dataIGP

VRAM capacity and type

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory typeGDDR5GDDR6
Maximum RAM amount1 GB10 GB
Memory bus width64 Bit320 Bit
Memory clock speed900 MHz1750 MHz
Memory bandwidthno data560.0 GB/s
Shared memory--

Connectivity and outputs

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display Connectorsno dataNo outputs

API compatibility

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX1112 Ultimate (12_2)
Shader Modelno data6.5
OpenGLno data4.6
OpenCLno data1.2
Vulkan-1.2

Pros & cons summary


Recency 18 April 2011 10 November 2020
Maximum RAM amount 1 GB 10 GB
Chip lithography 40 nm 7 nm
Power consumption (TDP) 27 Watt 200 Watt

HD 6450 GDDR5 has 640.7% lower power consumption.

Xbox Series X GPU, on the other hand, has an age advantage of 9 years, a 900% higher maximum VRAM amount, and a 471.4% more advanced lithography process.

We couldn't decide between Radeon HD 6450 GDDR5 and Xbox Series X GPU. We've got no test results to judge.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

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AMD Radeon HD 6450 GDDR5
Radeon HD 6450 GDDR5
AMD Xbox Series X GPU
Xbox Series X GPU

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Community ratings

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3.4 24 votes

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3.7 1224 votes

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Questions & comments

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