Radeon RX 6300M vs HD 8790M

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Primary details

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

Place in the ranking726not rated
Place by popularitynot in top-100not in top-100
ArchitectureGCN 1.0 (2011−2020)RDNA 2.0 (2020−2024)
GPU code nameMarsNavi 24
Market segmentLaptopLaptop
Release date1 April 2013 (11 years ago)4 January 2022 (2 years 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 cores384768
Core clock speed850 MHz2000 MHz
Boost clock speed900 MHz2400 MHz
Number of transistors950 million5,400 million
Manufacturing process technology28 nm6 nm
Power consumption (TDP)unknown35 Watt
Texture fill rate21.60115.2
Floating-point processing power0.6912 TFLOPS3.686 TFLOPS
ROPs832
TMUs2448
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).

Laptop sizemedium sizedno data
InterfaceMXM-A (3.0)PCIe 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 typeGDDR5GDDR6
Maximum RAM amount2 GB2 GB
Memory bus width128 Bit32 Bit
Memory clock speed1000 MHz2250 MHz
Memory bandwidth64 GB/s72 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 outputsNo outputs

API compatibility

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

DirectX12 (11_1)12 Ultimate (12_2)
Shader Model5.16.6
OpenGL4.64.6
OpenCL1.22.2
Vulkan1.2.1311.3

Pros & cons summary


Recency 1 April 2013 4 January 2022
Chip lithography 28 nm 6 nm

RX 6300M has an age advantage of 8 years, and a 366.7% more advanced lithography process.

We couldn't decide between Radeon HD 8790M and Radeon RX 6300M. 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 8790M
Radeon HD 8790M
AMD Radeon RX 6300M
Radeon RX 6300M

Comparisons with similar GPUs

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Community ratings

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3.3 329 votes

Rate Radeon HD 8790M on a scale of 1 to 5:

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3.5 11 votes

Rate Radeon RX 6300M on a scale of 1 to 5:

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Questions & comments

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