Radeon Instinct MI325X vs Instinct MI100

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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
ArchitectureCDNA 1.0 (2020)CDNA 3.0 (2023−2024)
GPU code nameArcturusAqua Vanjaram
Market segmentWorkstationWorkstation
Release date16 November 2020 (3 years ago)2024 (recently)

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 cores768019456
Core clock speed1000 MHz1000 MHz
Boost clock speed1502 MHz2100 MHz
Number of transistors50,000 million153,000 million
Manufacturing process technology7 nm5 nm
Power consumption (TDP)300 Watt750 Watt
Texture fill rate721.02,554
Floating-point processing power23.07 TFLOPS81.72 TFLOPS
ROPs64no data
TMUs4801216
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 4.0 x16PCIe 5.0 x16
Length267 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 typeHBM2HBM3e
Maximum RAM amount32 GB288 GB
Memory bus width4096 Bit8192 Bit
Memory clock speed1200 MHz2525 MHz
Memory bandwidth1,229 GB/s10.3 TB/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 outputsNo outputs

API compatibility

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

DirectXN/AN/A
Shader ModelN/AN/A
OpenGLN/AN/A
OpenCL2.13.0
VulkanN/AN/A

Pros & cons summary


Maximum RAM amount 32 GB 288 GB
Chip lithography 7 nm 5 nm
Power consumption (TDP) 300 Watt 750 Watt

Instinct MI100 has 150% lower power consumption.

Instinct MI325X, on the other hand, has a 800% higher maximum VRAM amount, and a 40% more advanced lithography process.

We couldn't decide between Radeon Instinct MI100 and Radeon Instinct MI325X. 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 Instinct MI100
Radeon Instinct MI100
AMD Radeon Instinct MI325X
Radeon Instinct MI325X

Comparisons with similar GPUs

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Community ratings

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4.6 53 votes

Rate Radeon Instinct MI100 on a scale of 1 to 5:

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3.3 15 votes

Rate Radeon Instinct MI325X on a scale of 1 to 5:

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Questions & comments

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