Radeon R7 Graphics vs R5 M255

Primary details

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

Place in the ranking1001not rated
Place by popularitynot in top-100not in top-100
ArchitectureGCN 3.0 (2014−2019)GCN 2.0 (2013−2017)
GPU code nameTopazSpectre
Market segmentLaptopDesktop
Release date12 October 2014 (10 years ago)11 January 2014 (10 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
Compute units5no data
Core clock speed925 MHz720 MHz
Boost clock speed940 MHz980 MHz
Number of transistors1,550 million2,410 million
Manufacturing process technology28 nm28 nm
Power consumption (TDP)no data15 Watt
Texture fill rate22.5631.36
Floating-point processing power0.7219 TFLOPS1.004 TFLOPS
ROPs88
TMUs2432

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 x8no data
InterfacePCIe 3.0 x8IGP
Widthno dataIGP

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 typeDDR3System Shared
Maximum RAM amount4 GBSystem Shared
Memory bus width64 BitSystem Shared
Memory clock speed1000 MHzSystem Shared
Memory bandwidth16 GB/sno data
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 outputsNo outputs
Eyefinity+-

Supported technologies

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

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

API compatibility

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

DirectXDirectX® 1112 (12_0)
Shader Model6.36.0
OpenGL4.44.6
OpenCLNot Listed2.0
Vulkan-1.2.131
Mantle+-

Pros & cons summary


Recency 12 October 2014 11 January 2014

R5 M255 has an age advantage of 9 months.

We couldn't decide between Radeon R5 M255 and Radeon R7 Graphics. We've got no test results to judge.

Be aware that Radeon R5 M255 is a notebook card while Radeon R7 Graphics 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 R5 M255
Radeon R5 M255
AMD Radeon R7 Graphics
Radeon R7 Graphics

Comparisons with similar GPUs

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Community ratings

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


2.4 65 votes

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3.3 1339 votes

Rate Radeon R7 Graphics on a scale of 1 to 5:

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Questions & comments

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