Radeon R5 340X OEM vs R9 M275X

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Primary details

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

Place in the ranking685not rated
Place by popularitynot in top-100not in top-100
ArchitectureGCN 1.0 (2011−2020)GCN 1.0 (2011−2020)
GPU code nameVenusOland
Market segmentLaptopDesktop
Release date28 January 2014 (10 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 cores640384
Compute units10no data
Core clock speed900 MHz900 MHz
Boost clock speed925 MHz1050 MHz
Number of transistors1,500 million950 million
Manufacturing process technology28 nm28 nm
Power consumption (TDP)no data65 Watt
Texture fill rate37.0021.60
Floating-point processing power1.184 TFLOPS0.6912 TFLOPS
ROPs168
TMUs4024

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).

Bus supportPCIe 3.0 x16no data
InterfacePCIe 3.0 x16PCIe 3.0 x8
Lengthno data145 mm
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 typeGDDR5DDR3
Maximum RAM amount4 GB2 GB
Memory bus width128 Bit64 Bit
Memory clock speed1125 MHz1000 MHz
Memory bandwidth72 GB/s16 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 ConnectorsNo outputs1x DVI, 1x DisplayPort
Eyefinity+-

Supported technologies

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

FreeSync+-
HD3D+-
PowerTune+-
DualGraphics+-
ZeroCore+-
Switchable graphics+-

API compatibility

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

DirectXDirectX® 1112 (11_1)
Shader Model5.15.1
OpenGL4.44.6
OpenCLNot Listed1.2
Vulkan-1.2.131
Mantle+-

Pros & cons summary


Recency 28 January 2014 5 May 2015
Maximum RAM amount 4 GB 2 GB

R9 M275X has a 100% higher maximum VRAM amount.

R5 340X OEM, on the other hand, has an age advantage of 1 year.

We couldn't decide between Radeon R9 M275X and Radeon R5 340X OEM. We've got no test results to judge.

Be aware that Radeon R9 M275X is a notebook card while Radeon R5 340X 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 R9 M275X
Radeon R9 M275X
AMD Radeon R5 340X OEM
Radeon R5 340X OEM

Comparisons with similar GPUs

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Community ratings

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3.8 15 votes

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3.5 462 votes

Rate Radeon R5 340X OEM on a scale of 1 to 5:

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Questions & comments

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