AMD Radeon Instinct MI250X: specs and benchmarks



AMD started Radeon Instinct MI250X sales 8 November 2021. This is a CDNA 2.0 architecture desktop card based on 6 nm manufacturing process and primarily aimed at designers. 128 GB of HBM2e memory clocked at 3.2 GB/s are supplied, and together with 8192 Bit memory interface this creates a bandwidth of 3,277 GB/s.

Compatibility-wise, this is dual-slot card attached via PCIe 4.0 x16 interface. Its manufacturer default version has a length of 267 mm. Two 8-pin power connectors are required, and power consumption is at 500 Watt.

We have no data on Radeon Instinct MI250X benchmark results.

General info

Some basic facts about Radeon Instinct MI250X: architecture, market segment, release date etc.

Place in performance rankingnot rated
Place by popularitynot in top-100
ArchitectureCDNA 2.0 (2021)
GPU code nameAldebaran
Market segmentWorkstation
Release date8 November 2021 (2 years old)

Technical specs

Radeon Instinct MI250X's specs such as number of shaders, GPU base clock, manufacturing process, texturing and calculation speed. These parameters indirectly speak of Radeon Instinct MI250X's performance, but for precise assessment you have to consider its benchmark and gaming test results.

Pipelines / CUDA cores14080of 20480 (Data Center GPU Max NEXT)
Boost clock speed1700 MHzof 3599 (Radeon RX 7990 XTX)
Number of transistors58,200 millionof 14400 (GeForce GTX 1080 SLI Mobile)
Manufacturing process technology6 nmof 4 (GeForce RTX 4080)
Power consumption (TDP)500 Wattof 2400 (Data Center GPU Max Subsystem)
Texture fill rate1,496of 969.9 (H100 SXM5 96 GB)

Size and compatibility

This section provides details about the physical dimensions of Radeon Instinct MI250X and its compatibility with other computer components. This information is useful when selecting a computer configuration or upgrading an existing one. For desktop graphics cards, it includes details about the interface and bus (for motherboard compatibility) and additional power connectors (for power supply compatibility).

InterfacePCIe 4.0 x16
Length267 mm
Supplementary power connectors2x 8-pin


Parameters of memory installed on Radeon Instinct MI250X: its type, size, bus, clock and resulting bandwidth. Note that GPUs integrated into processors have no dedicated memory and use a shared part of system RAM instead.

Memory typeHBM2e
Maximum RAM amount128 GBof 192 (Radeon Instinct MI300X)
Memory bus width8192 Bitof 19000 (GeForce RTX 3080 12 GB)
Memory clock speed3.2 GB/sof 23000 (GeForce RTX 4080 SUPER)
Memory bandwidth3,277 GB/sof 3276 (Aldebaran)

Video outputs and ports

Types and number of video connectors present on Radeon Instinct MI250X. As a rule, this section is relevant only for desktop reference graphics cards, since for notebook ones the availability of certain video outputs depends on the laptop model, while non-reference desktop models can (though not necessarily will) bear a different set of video ports.

Display ConnectorsNo outputs

API support

APIs supported by Radeon Instinct MI250X, sometimes including their particular versions.

Shader ModelN/A
OpenGLN/Aof 4.6 (GeForce GTX 1080 Mobile)

Benchmark performance

Synthetic benchmark performance of Radeon Instinct MI250X. The combined score is measured on a 0-100 point scale.

We have no data on Radeon Instinct MI250X benchmark results.

NVIDIA equivalent

According to our data, the closest NVIDIA alternative to Radeon Instinct MI250X is Quadro RTX A6000.

RTX A6000Quadro RTXA6000

Similar GPUs

Here is our recommendation of several graphics cards that are more or less close in performance to the one reviewed.

RTX A6000Quadro RTXA6000

Recommended processors

These processors are most commonly used with Radeon Instinct MI250X according to our statistics.

User ratings: view and submit

Here you can see the user rating of the graphics card, as well as rate it yourself.

3.5 118 votes

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Questions and comments

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