RTX A5000 Mobile vs Radeon R9 285X

Primary details

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

Place in the rankingnot rated95
Place by popularitynot in top-100not in top-100
Power efficiencyno data19.22
ArchitectureGCN 3.0 (2014−2019)Ampere (2020−2024)
GPU code nameTongaGA104
Market segmentDesktopMobile workstation
Release dateno data (2024 years ago)12 April 2021 (3 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 cores20486144
Core clock speed1002 MHz900 MHz
Boost clock speedno data1575 MHz
Number of transistors5,000 million17,400 million
Manufacturing process technology28 nm8 nm
Power consumption (TDP)200 Watt150 Watt
Texture fill rate128.3302.4
Floating-point processing power4.104 TFLOPS19.35 TFLOPS
ROPs3296
TMUs128192
Tensor Coresno data192
Ray Tracing Coresno data48

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 sizeno datalarge
InterfacePCIe 3.0 x16PCIe 4.0 x16
Length267 mmno data
Width2-slotno data
Supplementary power connectors1x 6-pin + 1x 8-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 typeGDDR5GDDR6
Maximum RAM amount3 GB16 GB
Memory bus width384 Bit256 Bit
Memory clock speed1375 MHz1750 MHz
Memory bandwidth264.0 GB/s448.0 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 Connectors2x DVI, 1x HDMI 1.4a, 1x DisplayPort 1.2Portable Device Dependent
HDMI+-

API compatibility

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

DirectX12 (12_0)12 Ultimate (12_2)
Shader Model6.56.7
OpenGL4.64.6
OpenCL2.13.0
Vulkan1.2.1701.3
CUDA-8.6

Pros & cons summary


Maximum RAM amount 3 GB 16 GB
Chip lithography 28 nm 8 nm
Power consumption (TDP) 200 Watt 150 Watt

RTX A5000 Mobile has a 433.3% higher maximum VRAM amount, a 250% more advanced lithography process, and 33.3% lower power consumption.

We couldn't decide between Radeon R9 285X and RTX A5000 Mobile. We've got no test results to judge.

Be aware that Radeon R9 285X is a desktop card while RTX A5000 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 285X
Radeon R9 285X
NVIDIA RTX A5000 Mobile
RTX A5000 Mobile

Comparisons with similar GPUs

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Community ratings

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3.6 8 votes

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4.2 53 votes

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Questions & comments

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