RTX A4000 Max-Q vs Radeon Pro Vega 64X

Primary details

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

Place in the ranking140not rated
Place by popularitynot in top-100not in top-100
Power efficiency9.84no data
ArchitectureGCN 5.0 (2017−2020)Ampere (2020−2024)
GPU code nameVega 10GA104
Market segmentMobile workstationMobile workstation
Release date19 March 2019 (5 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 cores40965120
Core clock speed1250 MHz780 MHz
Boost clock speed1468 MHz1395 MHz
Number of transistors12,500 million17,400 million
Manufacturing process technology14 nm8 nm
Power consumption (TDP)250 Watt80 Watt
Texture fill rate375.8223.2
Floating-point processing power12.03 TFLOPS14.28 TFLOPS
ROPs6480
TMUs256160
Tensor Coresno data160
Ray Tracing Coresno data40

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 4.0 x16
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 typeHBM2GDDR6
Maximum RAM amount16 GB8 GB
Memory bus width2048 Bit256 Bit
Memory clock speed1000 MHz1375 MHz
Memory bandwidth512.0 GB/s352.0 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 outputsPortable Device Dependent

API compatibility

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

DirectX12 (12_1)12 Ultimate (12_2)
Shader Model6.46.7
OpenGL4.64.6
OpenCL2.03.0
Vulkan1.1.1251.3
CUDA-8.6

Pros & cons summary


Recency 19 March 2019 12 April 2021
Maximum RAM amount 16 GB 8 GB
Chip lithography 14 nm 8 nm
Power consumption (TDP) 250 Watt 80 Watt

Pro Vega 64X has a 100% higher maximum VRAM amount.

RTX A4000 Max-Q, on the other hand, has an age advantage of 2 years, a 75% more advanced lithography process, and 212.5% lower power consumption.

We couldn't decide between Radeon Pro Vega 64X and RTX A4000 Max-Q. 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 Pro Vega 64X
Radeon Pro Vega 64X
NVIDIA RTX A4000 Max-Q
RTX A4000 Max-Q

Comparisons with similar GPUs

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Community ratings

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3.8 33 votes

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Questions & comments

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