Radeon R7 M465X vs R9 255 OEM

Primary details

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

Place in the rankingnot rated648
Place by popularitynot in top-100not in top-100
ArchitectureGCN 1.0 (2011−2020)GCN 1.0 (2011−2020)
GPU code nameCape VerdeTropo
Market segmentDesktopLaptop
Release date21 December 2013 (10 years ago)15 May 2016 (8 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 cores512512
Core clock speed900 MHz900 MHz
Boost clock speed930 MHz925 MHz
Number of transistors1,500 million1,500 million
Manufacturing process technology28 nm28 nm
Power consumption (TDP)65 Wattno data
Texture fill rate29.7629.60
Floating-point processing power0.9523 TFLOPS0.9472 TFLOPS
ROPs1616
TMUs3232

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 x16
Width2-slotno data
Supplementary power connectors1x 6-pinno data

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 typeGDDR5GDDR5
Maximum RAM amount2 GB2 GB
Memory bus width128 Bit128 Bit
Memory clock speed1150 MHz1125 MHz
Memory bandwidth73.6 GB/s72 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 outputsNo outputs

API compatibility

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

DirectX12 (11_1)12 (11_1)
Shader Model5.15.1
OpenGL4.64.6
OpenCL1.21.2
Vulkan1.2.1311.2.131

Pros & cons summary


Recency 21 December 2013 15 May 2016

R7 M465X has an age advantage of 2 years.

We couldn't decide between Radeon R9 255 OEM and Radeon R7 M465X. We've got no test results to judge.

Be aware that Radeon R9 255 OEM is a desktop card while Radeon R7 M465X is a notebook 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 255 OEM
Radeon R9 255 OEM
AMD Radeon R7 M465X
Radeon R7 M465X

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Community ratings

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5 1066 votes

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