Radeon HD 8970 OEM vs UHD Graphics 620

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Primary details

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

Place in the ranking810not rated
Place by popularity27not in top-100
Power efficiency12.20no data
ArchitectureGeneration 9.5 (2016−2020)GCN 1.0 (2011−2020)
GPU code nameKaby Lake GT2Tahiti
Market segmentLaptopDesktop
Release date1 September 2017 (7 years ago)8 January 2013 (11 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 cores1922048
Core clock speed300 MHz925 MHz
Boost clock speed1000 MHzno data
Number of transistors189 million4,313 million
Manufacturing process technology14 nm++28 nm
Power consumption (TDP)15 Watt250 Watt
Texture fill rate24.00118.4
Floating-point processing power0.384 TFLOPS3.789 TFLOPS
ROPs332
TMUs24128

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).

InterfaceRing BusPCIe 3.0 x16
Lengthno data274 mm
Widthno data2-slot
Supplementary power connectorsno data1x 6-pin + 1x 8-pin

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 typeLPDDR3/DDR4GDDR5
Maximum RAM amount32 GB3 GB
Memory bus widthSystem Shared384 Bit
Memory clock speedSystem Shared1375 MHz
Memory bandwidthno data264.0 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 ConnectorsPortable Device Dependent1x DVI, 1x HDMI, 2x mini-DisplayPort
HDMI-+

Supported technologies

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

Quick Sync+no data

API compatibility

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

DirectX12 (12_1)12 (11_1)
Shader Model6.45.1
OpenGL4.64.6
OpenCL3.01.2
Vulkan1.31.2.131

Pros & cons summary


Recency 1 September 2017 8 January 2013
Maximum RAM amount 32 GB 3 GB
Chip lithography 14 nm 28 nm
Power consumption (TDP) 15 Watt 250 Watt

UHD Graphics 620 has an age advantage of 4 years, a 966.7% higher maximum VRAM amount, a 100% more advanced lithography process, and 1566.7% lower power consumption.

We couldn't decide between UHD Graphics 620 and Radeon HD 8970 OEM. We've got no test results to judge.

Be aware that UHD Graphics 620 is a notebook card while Radeon HD 8970 OEM is a desktop 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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Intel UHD Graphics 620
UHD Graphics 620
AMD Radeon HD 8970 OEM
Radeon HD 8970 OEM

Comparisons with similar GPUs

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Community ratings

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3 4477 votes

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Questions & comments

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