Radeon Instinct MI300X vs RX Vega 64 Nano

Primary details

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

Place in the rankingnot ratednot rated
Place by popularitynot in top-100not in top-100
ArchitectureGCN 5.0 (2017−2020)CDNA 3.0 (2023−2024)
GPU code nameVega 10Aqua Vanjaram
Market segmentDesktopWorkstation
Release date1 October 2017 (7 years ago)6 December 2023 (less than a year 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 cores409619456
Core clock speed1156 MHz1000 MHz
Boost clock speed1247 MHz2100 MHz
Number of transistors12,500 million153,000 million
Manufacturing process technology14 nm5 nm
Power consumption (TDP)250 Watt750 Watt
Texture fill rate319.22,554
Floating-point processing powerno data81.72 TFLOPS
ROPs64no data
TMUs2561216
Tensor Coresno data1216

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 5.0 x16
Length152 mmno data
Width2-slotOAM Module
Supplementary power connectors2x 8-pinNone

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 typeHBM2HBM3
Maximum RAM amount8 GB192 GB
Memory bus width2048 Bit8192 Bit
Memory clock speed1600 MHz2525 MHz
Memory bandwidth409.6 GB/s5,171 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 Connectors1x HDMI, 3x DisplayPortNo outputs
HDMI+-

API compatibility

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

DirectX12.0N/A
Shader Model5.0N/A
OpenGL4.6N/A
OpenCL2.03.0
Vulkan-N/A

Pros & cons summary


Recency 1 October 2017 6 December 2023
Maximum RAM amount 8 GB 192 GB
Chip lithography 14 nm 5 nm
Power consumption (TDP) 250 Watt 750 Watt

RX Vega 64 Nano has 200% lower power consumption.

Instinct MI300X, on the other hand, has an age advantage of 6 years, a 2300% higher maximum VRAM amount, and a 180% more advanced lithography process.

We couldn't decide between Radeon RX Vega 64 Nano and Radeon Instinct MI300X. We've got no test results to judge.

Be aware that Radeon RX Vega 64 Nano is a desktop card while Radeon Instinct MI300X is a 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 RX Vega 64 Nano
Radeon RX Vega 64 Nano
AMD Radeon Instinct MI300X
Radeon Instinct MI300X

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.


4.8 4 votes

Rate Radeon RX Vega 64 Nano on a scale of 1 to 5:

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3.4 57 votes

Rate Radeon Instinct MI300X on a scale of 1 to 5:

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Questions & comments

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