UHD Graphics 64EUs (Alder Lake 12th Gen) vs Radeon RX 455 OEM

Primary details

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

Place in the rankingnot rated542
Place by popularitynot in top-100not in top-100
ArchitectureGCN 2.0 (2013−2017)Gen. 12 (2021−2023)
GPU code nameTobagoAlder Lake Xe
Market segmentDesktopLaptop
Release date30 June 2016 (8 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 cores76864
Core clock speed1050 MHzno data
Boost clock speedno data1400 MHz
Number of transistors2,080 millionno data
Manufacturing process technology28 nm10 nm
Power consumption (TDP)100 Wattno data
Texture fill rate50.40no data
Floating-point processing power1.613 TFLOPSno data
ROPs16no data
TMUs48no data

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 x16no data
Length165 mmno data
Width1-slotno data
Supplementary power connectors1x 6-pinno data

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 typeGDDR5no data
Maximum RAM amount2 GBno data
Memory bus width128 Bitno data
Memory clock speed1625 MHzno data
Memory bandwidth104.0 GB/sno data
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 data
HDMI+-

Supported technologies

Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.

Quick Syncno data+

API compatibility

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

DirectX12 (12_0)12_1
Shader Model6.3no data
OpenGL4.6no data
OpenCL2.0no data
Vulkan1.2.131-

Pros & cons summary


Recency 30 June 2016 4 January 2022
Chip lithography 28 nm 10 nm

UHD Graphics 64EUs (Alder Lake 12th Gen) has an age advantage of 5 years, and a 180% more advanced lithography process.

We couldn't decide between Radeon RX 455 OEM and UHD Graphics 64EUs (Alder Lake 12th Gen). We've got no test results to judge.

Be aware that Radeon RX 455 OEM is a desktop card while UHD Graphics 64EUs (Alder Lake 12th Gen) 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
Intel UHD Graphics 64EUs (Alder Lake 12th Gen)
UHD Graphics 64EUs (Alder Lake 12th Gen)

Comparisons with similar GPUs

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Community ratings

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Questions & comments

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