Radeon RX 6300M vs R5 340X OEM

Primary details

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

Place in the rankingnot rated324
Place by popularitynot in top-100not in top-100
Power efficiencyno data33.16
ArchitectureGCN 1.0 (2011−2020)RDNA 2.0 (2020−2024)
GPU code nameOlandNavi 24
Market segmentDesktopLaptop
Release date5 May 2015 (9 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 speed900 MHz2000 MHz
Boost clock speed1050 MHz2400 MHz
Number of transistors950 million5,400 million
Manufacturing process technology28 nm6 nm
Power consumption (TDP)65 Watt35 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).

InterfacePCIe 3.0 x8PCIe 4.0 x4
Length145 mmno data
Width1-slotno data
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 typeDDR3GDDR6
Maximum RAM amount2 GB2 GB
Memory bus width64 Bit32 Bit
Memory clock speed1000 MHz2250 MHz
Memory bandwidth16 GB/s72 GB/s
Shared memoryno data-

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 Connectors1x DVI, 1x DisplayPortNo 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 5 May 2015 4 January 2022
Chip lithography 28 nm 6 nm
Power consumption (TDP) 65 Watt 35 Watt

RX 6300M has an age advantage of 6 years, a 366.7% more advanced lithography process, and 85.7% lower power consumption.

We couldn't decide between Radeon R5 340X OEM and Radeon RX 6300M. We've got no test results to judge.

Be aware that Radeon R5 340X OEM is a desktop card while Radeon RX 6300M is a notebook one.


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 R5 340X OEM
Radeon R5 340X OEM
AMD Radeon RX 6300M
Radeon RX 6300M

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Community ratings

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3.5 460 votes

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3.5 11 votes

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Questions & comments

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