Radeon R7 340 OEM vs RX Vega 8 (Ryzen 4000/5000)

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Primary details

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

Place in the ranking481not rated
Place by popularity34not in top-100
Power efficiency41.36no data
ArchitectureVega (2017−2020)GCN 1.0 (2011−2020)
GPU code nameVegaOland
Market segmentLaptopDesktop
Release date7 January 2020 (4 years ago)5 May 2015 (9 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 cores512384
Core clock speedno data730 MHz
Boost clock speed2100 MHz780 MHz
Number of transistorsno data950 million
Manufacturing process technology7 nm28 nm
Power consumption (TDP)15 Watt50 Watt
Texture fill rateno data18.72
Floating-point processing powerno data0.599 TFLOPS
ROPsno data8
TMUsno data24

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).

Interfaceno dataPCIe 3.0 x8
Widthno data1-slot
Supplementary power connectorsno dataNone

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 typeno dataDDR3
Maximum RAM amountno data2 GB
Memory bus widthno data128 Bit
Memory clock speedno data900 MHz
Memory bandwidthno data28.8 GB/s
Shared memory-no 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 Connectorsno data1x DVI, 1x HDMI, 1x VGA
HDMI-+

API compatibility

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

DirectX12_112 (11_1)
Shader Modelno data5.1
OpenGLno data4.6
OpenCLno data1.2
Vulkan-1.2.131

Pros & cons summary


Recency 7 January 2020 5 May 2015
Chip lithography 7 nm 28 nm
Power consumption (TDP) 15 Watt 50 Watt

RX Vega 8 (Ryzen 4000/5000) has an age advantage of 4 years, a 300% more advanced lithography process, and 233.3% lower power consumption.

We couldn't decide between Radeon RX Vega 8 (Ryzen 4000/5000) and Radeon R7 340 OEM. We've got no test results to judge.

Be aware that Radeon RX Vega 8 (Ryzen 4000/5000) is a notebook card while Radeon R7 340 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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AMD Radeon RX Vega 8 (Ryzen 4000/5000)
Radeon RX Vega 8 (Ryzen 4000/5000)
AMD Radeon R7 340 OEM
Radeon R7 340 OEM

Comparisons with similar GPUs

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Community ratings

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3.8 1180 votes

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Questions & comments

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