Steam Deck GPU vs Radeon R5 340 OEM

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Primary details

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

Place in the rankingnot ratednot rated
Place by popularitynot in top-100not in top-100
ArchitectureGCN 1.0 (2011−2020)RDNA 2.0 (2020−2024)
GPU code nameOlandVan Gogh
Market segmentDesktopDesktop
Release date5 May 2015 (9 years ago)25 February 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 cores384512
Core clock speed730 MHz1000 MHz
Boost clock speed780 MHz1600 MHz
Number of transistors950 million2,400 million
Manufacturing process technology28 nm7 nm
Power consumption (TDP)65 Watt15 Watt
Texture fill rate18.7251.20
Floating-point processing power0.599 TFLOPS1.638 TFLOPS
ROPs816
TMUs2432
Ray Tracing Coresno data8

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 x8no data
Length145 mm298 mm
Width1-slotno data
Supplementary power connectorsNoneNone

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 typeGDDR5LPDDR5
Maximum RAM amount1 GB16 GB
Memory bus width64 Bit128 Bit
Memory clock speed1150 MHz1375 MHz
Memory bandwidth36.8 GB/s88 GB/s

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 DisplayPort1x USB Type-C

API compatibility

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

DirectX12 (11_1)12 (12_1)
Shader Model5.16.5
OpenGL4.64.6
OpenCL1.22.0
Vulkan1.2.1311.2

Pros & cons summary


Recency 5 May 2015 25 February 2022
Maximum RAM amount 1 GB 16 GB
Chip lithography 28 nm 7 nm
Power consumption (TDP) 65 Watt 15 Watt

Steam Deck GPU has an age advantage of 6 years, a 1500% higher maximum VRAM amount, a 300% more advanced lithography process, and 333.3% lower power consumption.

We couldn't decide between Radeon R5 340 OEM and Steam Deck GPU. We've got no test results to judge.


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 R5 340 OEM
Radeon R5 340 OEM
AMD Steam Deck GPU
Steam Deck GPU

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Community ratings

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