Radeon Instinct MI250X vs R5 A330

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 1.0 (2011−2020)CDNA 2.0 (2021)
GPU code nameExoAldebaran
Market segmentLaptopWorkstation
Release date21 October 2015 (9 years ago)8 November 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 cores32014080
Core clock speed1030 MHz1000 MHz
Boost clock speedno data1700 MHz
Number of transistors690 million58,200 million
Manufacturing process technology28 nm6 nm
Power consumption (TDP)no data500 Watt
Texture fill rate20.601,496
Floating-point processing power0.6592 TFLOPS47.87 TFLOPS
ROPs8no data
TMUs20880

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 x8PCIe 4.0 x16
Lengthno data267 mm
Widthno data2-slot
Supplementary power connectorsNone2x 8-pin

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 typeDDR3HBM2e
Maximum RAM amount2 GB128 GB
Memory bus width64 Bit8192 Bit
Memory clock speed900 MHz1600 MHz
Memory bandwidth14.4 GB/s3,277 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 outputsNo outputs

API compatibility

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

DirectX12 (11_1)N/A
Shader Model5.0N/A
OpenGL4.6N/A
OpenCL1.23.0
Vulkan1.2.131N/A

Pros & cons summary


Recency 21 October 2015 8 November 2021
Maximum RAM amount 2 GB 128 GB
Chip lithography 28 nm 6 nm

Instinct MI250X has an age advantage of 6 years, a 6300% higher maximum VRAM amount, and a 366.7% more advanced lithography process.

We couldn't decide between Radeon R5 A330 and Radeon Instinct MI250X. We've got no test results to judge.

Be aware that Radeon R5 A330 is a notebook card while Radeon Instinct MI250X 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 R5 A330
Radeon R5 A330
AMD Radeon Instinct MI250X
Radeon Instinct MI250X

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Community ratings

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Questions & comments

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