UHD Graphics vs Radeon R7 340 OEM

Primary details

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

Place in the rankingnot rated601
Place by popularitynot in top-1007
Power efficiencyno data38.89
ArchitectureGCN 1.0 (2011−2020)Generation 11.0 (2019−2021)
GPU code nameOlandJasper Lake GT1
Market segmentDesktopLaptop
Release date5 May 2015 (9 years ago)11 January 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 cores384256
Core clock speed730 MHz350 MHz
Boost clock speed780 MHz750 MHz
Number of transistors950 millionno data
Manufacturing process technology28 nm10 nm+
Power consumption (TDP)50 Watt10 Watt
Texture fill rate18.7212.00
Floating-point processing power0.599 TFLOPS0.384 TFLOPS
ROPs88
TMUs2416

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 x8Ring Bus
Width1-slotno data
Supplementary power connectorsNoneno 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 typeDDR3System Shared
Maximum RAM amount2 GBSystem Shared
Memory bus width128 BitSystem Shared
Memory clock speed900 MHzSystem Shared
Memory bandwidth28.8 GB/sno data
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 HDMI, 1x VGANo outputs
HDMI+-

API compatibility

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

DirectX12 (11_1)12 (12_1)
Shader Model5.16.4
OpenGL4.64.6
OpenCL1.23.0
Vulkan1.2.1311.2

Pros & cons summary


Recency 5 May 2015 11 January 2021
Chip lithography 28 nm 10 nm
Power consumption (TDP) 50 Watt 10 Watt

UHD Graphics has an age advantage of 5 years, a 180% more advanced lithography process, and 400% lower power consumption.

We couldn't decide between Radeon R7 340 OEM and UHD Graphics. We've got no test results to judge.

Be aware that Radeon R7 340 OEM is a desktop card while UHD Graphics 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 R7 340 OEM
Radeon R7 340 OEM
Intel UHD Graphics
UHD Graphics

Comparisons with similar GPUs

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Community ratings

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2.3 23 votes

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3.1 6062 votes

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Questions & comments

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