Radeon R5 340X OEM vs R7 450 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)GCN 1.0 (2011−2020)
GPU code nameCape VerdeOland
Market segmentDesktopDesktop
Release date30 June 2016 (8 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 speed925 MHz900 MHz
Boost clock speedno data1050 MHz
Number of transistors1,500 million950 million
Manufacturing process technology28 nm28 nm
Power consumption (TDP)65 Watt65 Watt
Texture fill rate29.6021.60
Floating-point processing power0.9472 TFLOPS0.6912 TFLOPS
ROPs168
TMUs3224

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 x16PCIe 3.0 x8
Lengthno data145 mm
Width1-slot1-slot
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 typeGDDR5DDR3
Maximum RAM amount2 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 Connectors1x DVI, 1x HDMI 1.4a, 1x DisplayPort 1.21x DVI, 1x DisplayPort
HDMI+-

API compatibility

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

DirectX12 (11_1)12 (11_1)
Shader Model6.5 (5.1)5.1
OpenGL4.64.6
OpenCL2.1 (1.2)1.2
Vulkan1.2.1701.2.131

Pros & cons summary


Recency 30 June 2016 5 May 2015

R7 450 OEM has an age advantage of 1 year.

We couldn't decide between Radeon R7 450 OEM and Radeon R5 340X OEM. 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 R7 450 OEM
Radeon R7 450 OEM
AMD Radeon R5 340X OEM
Radeon R5 340X OEM

Comparisons with similar GPUs

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Community ratings

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3.6 158 votes

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3.5 454 votes

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