Radeon RX 6450M vs ATI Mobility HD 4550

Primary details

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

Place in the rankingnot ratednot rated
Place by popularitynot in top-100not in top-100
ArchitectureTerascale 1 (2010)RDNA 2.0 (2020−2024)
GPU code nameM92Navi 24
Market segmentLaptopLaptop
Release date1 January 2010 (14 years ago)4 January 2023 (1 year ago)

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 cores80768
Core clock speed550 MHz2000 MHz
Boost clock speedno data2460 MHz
Number of transistors242 million5,400 million
Manufacturing process technology55 nm6 nm
Power consumption (TDP)no data50 Watt
Texture fill rate4.400118.1
Floating-point processing power0.088 TFLOPS3.779 TFLOPS
ROPs432
TMUs848
Ray Tracing Coresno data12

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).

InterfaceMXM-IIPCIe 4.0 x4
Supplementary power connectorsNoneNone

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 typeGDDR3, DDR2, DDR3GDDR6
Maximum RAM amount512 MB4 GB
Memory bus width64 Bit64 Bit
Memory clock speed700 MHz2000 MHz
Memory bandwidth11.2 GB/s128.0 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 outputsPortable Device Dependent

API compatibility

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

DirectX10.1 (10_1)12 Ultimate (12_2)
Shader Model4.16.7
OpenGL3.34.6
OpenCL1.12.2
VulkanN/A1.3

Pros & cons summary


Recency 1 January 2010 4 January 2023
Maximum RAM amount 512 MB 4 GB
Chip lithography 55 nm 6 nm

RX 6450M has an age advantage of 13 years, a 700% higher maximum VRAM amount, and a 816.7% more advanced lithography process.

We couldn't decide between Mobility Radeon HD 4550 and Radeon RX 6450M. 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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ATI Mobility Radeon HD 4550
Mobility Radeon HD 4550
AMD Radeon RX 6450M
Radeon RX 6450M

Comparisons with similar GPUs

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Community ratings

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Questions & comments

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