Radeon RX 6700M vs RX 455 OEM

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Primary details

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

Place in the rankingnot rated142
Place by popularitynot in top-100not in top-100
Power efficiencyno data18.82
ArchitectureGCN 2.0 (2013−2017)RDNA 2.0 (2020−2024)
GPU code nameTobagoNavi 22
Market segmentDesktopLaptop
Release date30 June 2016 (8 years ago)31 May 2021 (3 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 cores7682304
Core clock speed1050 MHz1489 MHz
Boost clock speedno data2400 MHz
Number of transistors2,080 million17,200 million
Manufacturing process technology28 nm7 nm
Power consumption (TDP)100 Watt135 Watt
Texture fill rate50.40345.6
Floating-point processing power1.613 TFLOPS11.06 TFLOPS
ROPs1664
TMUs48144
Ray Tracing Coresno data36

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 sizeno datamedium sized
InterfacePCIe 3.0 x16PCIe 4.0 x16
Length165 mmno data
Width1-slotno data
Supplementary power connectors1x 6-pinNone

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 GB10 GB
Memory bus width128 Bit160 Bit
Memory clock speed1625 MHz2000 MHz
Memory bandwidth104.0 GB/s320.0 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 Connectors1x DVI, 1x HDMI, 1x DisplayPortNo outputs
HDMI+-

API compatibility

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

DirectX12 (12_0)12 Ultimate (12_2)
Shader Model6.36.5
OpenGL4.64.6
OpenCL2.02.1
Vulkan1.2.1311.3

Pros & cons summary


Recency 30 June 2016 31 May 2021
Maximum RAM amount 2 GB 10 GB
Chip lithography 28 nm 7 nm
Power consumption (TDP) 100 Watt 135 Watt

RX 455 OEM has 35% lower power consumption.

RX 6700M, on the other hand, has an age advantage of 4 years, a 400% higher maximum VRAM amount, and a 300% more advanced lithography process.

We couldn't decide between Radeon RX 455 OEM and Radeon RX 6700M. We've got no test results to judge.

Be aware that Radeon RX 455 OEM is a desktop card while Radeon RX 6700M 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 RX 455 OEM
Radeon RX 455 OEM
AMD Radeon RX 6700M
Radeon RX 6700M

Comparisons with similar GPUs

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Community ratings

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3 2 votes

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3.9 122 votes

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Questions & comments

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