Radeon R7 340 OEM vs R6 (Carrizo)

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Primary details

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

Place in the ranking969not rated
Place by popularitynot in top-100not in top-100
Power efficiency3.11no data
ArchitectureGCN 1.2/2.0 (2015−2016)GCN 1.0 (2011−2020)
GPU code nameCarrizoOland
Market segmentLaptopDesktop
Release date4 June 2015 (9 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 cores384384
Core clock speedno data730 MHz
Boost clock speed800 MHz780 MHz
Number of transistors2410 Million950 million
Manufacturing process technology28 nm28 nm
Power consumption (TDP)12-35 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).

Laptop sizemedium sizedno data
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 width64/128 Bit128 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 (FL 12_0)12 (11_1)
Shader Modelno data5.1
OpenGLno data4.6
OpenCLno data1.2
Vulkan-1.2.131

Pros & cons summary


Power consumption (TDP) 12 Watt 50 Watt

R6 (Carrizo) has 316.7% lower power consumption.

We couldn't decide between Radeon R6 (Carrizo) and Radeon R7 340 OEM. We've got no test results to judge.

Be aware that Radeon R6 (Carrizo) 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 R6 (Carrizo)
Radeon R6 (Carrizo)
AMD Radeon R7 340 OEM
Radeon R7 340 OEM

Comparisons with similar GPUs

We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.

Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


4.1 13 votes

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2.3 23 votes

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Questions & comments

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