RTX A4500 Mobile vs Radeon R9 M270

Primary details

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

Place in the rankingnot rated76
Place by popularitynot in top-100not in top-100
Power efficiencyno data22.50
ArchitectureGCN (2012−2015)Ampere (2020−2024)
GPU code nameno dataGA104
Market segmentLaptopMobile workstation
Release date1 April 2014 (10 years ago)22 March 2022 (2 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 cores6405888
Core clock speed725 MHz930 MHz
Boost clock speedno data1500 MHz
Number of transistors1500 Million17,400 million
Manufacturing process technology28 nm8 nm
Power consumption (TDP)no data140 Watt
Texture fill rateno data276.0
Floating-point processing powerno data17.66 TFLOPS
ROPsno data96
TMUsno data184
Tensor Coresno data184
Ray Tracing Coresno data46

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 sizelargelarge
Interfaceno dataPCIe 4.0 x16

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 typeGDDR5GDDR6
Maximum RAM amount4 GB16 GB
Memory bus width128 Bit256 Bit
Memory clock speed4500 MHz2000 MHz
Memory bandwidthno data512.0 GB/s
Shared memory--

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 dataPortable Device Dependent

API compatibility

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

DirectX12 (FL 11_1)12 Ultimate (12_2)
Shader Modelno data6.7
OpenGLno data4.6
OpenCLno data3.0
Vulkan-1.3
CUDA-8.6

Pros & cons summary


Recency 1 April 2014 22 March 2022
Maximum RAM amount 4 GB 16 GB
Chip lithography 28 nm 8 nm

RTX A4500 Mobile has an age advantage of 7 years, a 300% higher maximum VRAM amount, and a 250% more advanced lithography process.

We couldn't decide between Radeon R9 M270 and RTX A4500 Mobile. We've got no test results to judge.

Be aware that Radeon R9 M270 is a notebook graphics card while RTX A4500 Mobile is a mobile workstation 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 M270
Radeon R9 M270
NVIDIA RTX A4500 Mobile
RTX A4500 Mobile

Comparisons with similar GPUs

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Community ratings

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2.7 6 votes

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3.5 17 votes

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Questions & comments

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