MI325X vs RTX 3060

CDNA 3vsAmpereUpdated 36 days ago

The MI325X emerges as the clear winner for professional AI and HPC workloads due to its 1307 TFLOPS FP16 performance, 256 GB VRAM, and 6000 GB/s bandwidth, enabling enterprise-scale training and inference unattainable on the RTX 3060. Consumer or prototyping tasks favor the latter's affordability, but raw capability crowns the MI325X for demanding use cases.

RTX 3060 from $0.23/hr

Specifications Compared

SpecMI325XRTX-3060
TDP750W170W
VRAM256 GB12 GB
Memory TypeHBM3eGDDR6
ArchitectureCDNA 3Ampere
Form FactorsOAMPCIe
InterconnectInfinity Fabric
FP8 Performance2,614 TFLOPS
FP16 Performance1,307 TFLOPS12.7 TFLOPS
FP32 Performance1307 TFLOPS12.7 TFLOPS
FP64 Performance40.9 TFLOPS
INT8 Performance2,614 TOPS
Memory Bandwidth6,000 GB/s360 GB/s

Performance Analysis

Superior compute defines the MI325X's edge: its 1307 TFLOPS in FP16 and FP32 enables rapid matrix operations critical for deep learning, far exceeding the RTX 3060's 12.7 TFLOPS. This delta translates to faster training epochs and inference latency for large models, where the MI325X processes over 100 times more floating-point operations per second. The identical FP16/FP32 ratios on both suggest balanced tensor core utilization, but scale favors the MI325X for production AI pipelines.

Memory capacity and bandwidth profoundly impact workloads: the MI325X's 256 GB HBM3e at 6000 GB/s supports massive batch sizes in LLM training, accommodating models exceeding 100 billion parameters without swapping. In contrast, the RTX 3060's 12 GB GDDR6 at 360 GB/s limits it to smaller batches, risking out-of-memory errors on datasets over 10 GB. This disparity enhances the MI325X for memory-intensive inference, while the RTX 3060 suits lightweight prototyping.

Power efficiency varies by context: the MI325X's 750W TDP demands robust cooling and infrastructure, yet yields 1.74 TFLOPS per watt in FP16, compared to the RTX 3060's 0.075 TFLOPS per watt at 170W. Datacenter deployments prioritize the MI325X's throughput, whereas edge or desktop use favors the RTX 3060's lower draw.

Live Cloud Pricing

Real-time prices from 25+ providers. Updated every 60 seconds.

RTX 3060

ProviderGPU ModelVRAMHost SpecsRegionPriceStatusAction
Vast.ai
Vast.ai
NVIDIA GeForce RTX 3060
12GB VRAM
$0.23/GPU/hr
Available
Vast.ai
Vast.ai
NVIDIA GeForce RTX 3060
12GB VRAM
$0.23/GPU/hr
Available
Vast.ai
Vast.ai
NVIDIA GeForce RTX 3060
12GB VRAM
$0.23/GPU/hr
Available
Vast.ai
Vast.ai
2×NVIDIA GeForce RTX 3060
12GB VRAM
$0.23/GPU/hr
$0.45/hr total (2×)
Available

Compare real-time pricing across 25+ providers

When to Choose the MI325X

The MI325X excels in large-scale AI training and inference where 256 GB HBM3e VRAM handles models with hundreds of billions of parameters. Its 6000 GB/s bandwidth sustains high batch sizes, reducing training time by orders of magnitude over consumer GPUs. Enterprise teams processing petabyte-scale datasets select it for CDNA 3 optimizations in HPC environments.

Infinity Fabric interconnect suits multi-GPU clusters, enabling seamless scaling beyond single-node limits that constrain PCIe-based RTX 3060 setups.

When to Choose the RTX 3060

Budget-conscious users opt for the RTX 3060 in gaming, light ML prototyping, or development at $0.03 per hour cloud pricing. Its 170W TDP fits desktops or low-power servers without specialized cooling. The 12 GB GDDR6 suffices for Stable Diffusion or fine-tuning small models under 7 billion parameters.

Accessibility drives choice: 12 live offers make it ideal for experimentation where 12.7 TFLOPS meets entry-level FP16 needs without datacenter overhead.

Use Cases

LLM Training
MI325X

The MI325X's 256 GB HBM3e and 1307 TFLOPS FP16 handle massive LLMs with large batch sizes. RTX 3060's 12 GB limits it to toy models.

LLM Inference
MI325X

6000 GB/s bandwidth on MI325X supports high-throughput serving of large models. RTX 3060 struggles with memory for production inference.

Fine-tuning
Either

MI325X accelerates large fine-tuning via 1307 TFLOPS; RTX 3060 suffices for small models at low cost. Choice depends on model size.

Stable Diffusion
RTX 3060

RTX 3060's 12.7 TFLOPS and $0.03/hr pricing fit image generation workflows. MI325X overkill for consumer-scale diffusion.

Scientific Computing
MI325X

MI325X's 2614 TFLOPS FP8 and Infinity Fabric excel in simulations. RTX 3060 adequate only for modest datasets.

Frequently Asked Questions

Which GPU has more VRAM: MI325X or RTX 3060?

The MI325X offers 256 GB HBM3e VRAM, vastly exceeding the RTX 3060's 12 GB GDDR6. This enables the MI325X to load enormous models without paging.

How do their memory bandwidths compare?

MI325X provides 6000 GB/s, over 16 times the RTX 3060's 360 GB/s. Higher bandwidth on MI325X boosts large-batch training performance.

What are the FP16 performance figures?

MI325X achieves 1307 TFLOPS in FP16, compared to RTX 3060's 12.7 TFLOPS. This gap favors MI325X for AI acceleration.

Which has lower power consumption?

RTX 3060 draws 170W TDP versus MI325X's 750W. RTX 3060 suits power-sensitive desktop use.

Is the RTX 3060 available in cloud providers?

RTX 3060 has 12 live offers from $0.03 per hour, averaging $0.07 per hour. MI325X currently lacks live cloud offers.

Can RTX 3060 handle LLM fine-tuning?

RTX 3060 manages fine-tuning for models under 7B parameters with 12 GB VRAM. Larger tasks require MI325X's 256 GB.

Which is cheaper to rent, the MI325X or the RTX 3060?

Cloud rental prices for both the MI325X and RTX 3060 vary by provider, configuration, and availability. This page shows live pricing from 25+ providers updated every 60 seconds. Scroll to the Live Cloud Pricing section to compare current rates.

How much VRAM does the MI325X have compared to the RTX 3060?

The MI325X has 256 GB of HBM3e memory. The RTX 3060 has 12 GB of GDDR6 memory.

Can I find MI325X and RTX 3060 GPUs available to rent right now?

Yes. This page shows real-time availability across 25+ cloud GPU providers. The Live Cloud Pricing section displays only in-stock offers with current pricing.

What is the main difference between the MI325X and the RTX 3060?

The MI325X uses the CDNA 3 architecture (2024) while the RTX 3060 uses Ampere (2021). The MI325X delivers 102.9x the FP16 throughput and 16.7x the memory bandwidth of the RTX 3060.

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