MI325X vs RTX PRO 6000

CDNA 3vsBlackwellUpdated 35 days ago

MI325X emerges as the winner for dominant AI workloads like LLM training: 256 GB VRAM and 6000 GB/s bandwidth handle massive models infeasible on RTX PRO 6000's 96 GB and 1792 GB/s, while 1307 TFLOPS FP16/FP32 delivers superior throughput despite higher 750W TDP.

RTX PRO 6000 from $0.66/hr

Specifications Compared

SpecMI325XRTX-PRO-6000-BLACKWELL
TDP750W400W
VRAM256 GB96 GB
Memory TypeHBM3eGDDR7
ArchitectureCDNA 3Blackwell
Form FactorsOAMPCIe
InterconnectInfinity FabricNVLink
FP8 Performance2,614 TFLOPS2,000 TFLOPS
FP16 Performance1,307 TFLOPS125 TFLOPS
FP32 Performance1307 TFLOPS125 TFLOPS
FP64 Performance40.9 TFLOPS
INT8 Performance2,614 TOPS2,000 TOPS
Memory Bandwidth6,000 GB/s1,792 GB/s

Performance Analysis

MI325X dominates in raw compute: its 1307 TFLOPS FP16 and FP32 ratings enable faster matrix multiplications critical for deep learning training, where equal FP16 and FP32 performance supports seamless mixed-precision workflows without bottlenecks. RTX PRO 6000 trails at 125 TFLOPS in both formats, limiting throughput on large-scale neural network operations. For FP8 inference, MI325X's 2614 TFLOPS edges out 2000 TFLOPS, accelerating quantized model deployments.

Memory specs reshape real-world viability: 256 GB HBM3e on MI325X sustains massive batch sizes in training LLMs, preventing out-of-memory errors on models exceeding 100 billion parameters, while 96 GB GDDR7 on RTX PRO 6000 suits smaller batches. The 6000 GB/s bandwidth of MI325X minimizes data starvation during gradient updates, doubling effective utilization over RTX PRO 6000's 1792 GB/s in bandwidth-bound scenarios like transformer inference.

Power efficiency tilts toward RTX PRO 6000: 400W TDP allows denser deployments in power-constrained environments, contrasting MI325X's 750W draw that demands robust cooling in datacenters. Overall, MI325X excels in memory-intensive tasks, while RTX PRO 6000 balances cost and accessibility.

Live Cloud Pricing

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

RTX PRO 6000

ProviderGPU ModelVRAMHost SpecsRegionPriceStatusAction
VERDA
VERDA
2×NVIDIA RTX PRO 6000 Blackwell
96GB VRAM
$0.66/GPU/hr
$1.32/hr total (2×)
Available
VERDA
VERDA
NVIDIA RTX PRO 6000 Blackwell
96GB VRAM
$0.66/GPU/hr
Available
VERDA
VERDA
2×NVIDIA RTX PRO 6000 Blackwell
96GB VRAM
$1.89/GPU/hr
$3.78/hr total (2×)
Available
VERDA
VERDA
NVIDIA RTX PRO 6000 Blackwell
96GB VRAM
$1.89/GPU/hr
Available

Compare real-time pricing across 25+ providers

When to Choose the MI325X

MI325X suits large-scale AI training and HPC simulations: its 256 GB HBM3e VRAM handles datasets and models that overwhelm 96 GB limits, enabling batch sizes up to 4x larger. The 6000 GB/s bandwidth and 1307 TFLOPS FP16/FP32 accelerate convergence in distributed setups via Infinity Fabric.

Datacenter operators prioritize MI325X for throughput: 2614 TFLOPS FP8 boosts inference on quantized LLMs, justifying 750W TDP in high-density racks.

When to Choose the RTX PRO 6000

RTX PRO 6000 fits workstation prototyping and cost-sensitive inference: 400W TDP integrates easily into PCIe systems, with cloud access from $0.59 per hour. Its 96 GB GDDR7 supports fine-tuning mid-sized models without datacenter overhead.

Teams needing immediate availability select RTX PRO 6000: NVLink scaling and average $1.25 per hour pricing across five providers enable rapid experimentation over MI325X's absent live offers.

Use Cases

LLM Training
MI325X

MI325X's 256 GB HBM3e VRAM and 6000 GB/s bandwidth support enormous batch sizes for billion-parameter models. Its 1307 TFLOPS FP16 outperforms RTX PRO 6000's 125 TFLOPS.

LLM Inference
MI325X

2614 TFLOPS FP8 on MI325X accelerates quantized serving at scale. Higher memory capacity avoids swapping on long-context prompts.

Fine-tuning
Either

RTX PRO 6000's 96 GB suffices for models under 70B parameters with $0.59/hr pricing. MI325X excels for larger ones via 1307 TFLOPS FP32.

Stable Diffusion
RTX PRO 6000

RTX PRO 6000's PCIe form factor and 400W TDP suit creative workstations. 2000 TFLOPS FP8 handles diffusion pipelines efficiently.

Scientific Computing
MI325X

MI325X's 1307 TFLOPS FP32 and Infinity Fabric optimize simulations with vast datasets. 256 GB VRAM prevents memory constraints in molecular dynamics.

Frequently Asked Questions

Which GPU has more VRAM: MI325X or RTX PRO 6000?

MI325X provides 256 GB HBM3e VRAM, over 2.5 times the 96 GB GDDR7 in RTX PRO 6000. This advantage supports larger AI models without partitioning. Bandwidth follows suit at 6000 GB/s versus 1792 GB/s.

How do FP16 performance levels compare between MI325X and RTX PRO 6000?

MI325X delivers 1307 TFLOPS FP16, exceeding RTX PRO 6000's 125 TFLOPS by over 10x. Equal FP16 and FP32 ratings on both aid training stability. This gap accelerates deep learning iterations on MI325X.

What is the power consumption difference?

MI325X requires 750W TDP, nearly double RTX PRO 6000's 400W. Lower TDP enables RTX PRO 6000 in edge or workstation setups. MI325X demands datacenter-grade power delivery.

Is RTX PRO 6000 available for cloud rental?

RTX PRO 6000 offers cloud pricing from $0.59 per hour, averaging $1.25 per hour across five providers. MI325X has no live offers currently. This makes RTX PRO 6000 immediately accessible.

Which has higher FP8 performance for inference?

MI325X leads with 2614 TFLOPS FP8 over RTX PRO 6000's 2000 TFLOPS. This boosts quantized LLM serving speeds. Memory bandwidth of 6000 GB/s further enhances MI325X inference throughput.

What interconnects do they use?

MI325X employs Infinity Fabric for datacenter scaling, while RTX PRO 6000 uses NVLink. Form factors differ: OAM for MI325X versus PCIe for RTX PRO 6000. These suit cluster versus single-node deployments.

Which is cheaper to rent, the MI325X or the RTX PRO 6000?

Cloud rental prices for both the MI325X and RTX PRO 6000 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 PRO 6000?

The MI325X has 256 GB of HBM3e memory. The RTX PRO 6000 has 96 GB of GDDR7 memory.

Can I find MI325X and RTX PRO 6000 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 PRO 6000?

The MI325X uses the CDNA 3 architecture (2024) while the RTX PRO 6000 uses Blackwell (2025). The MI325X delivers 10.5x the FP16 throughput and 3.3x the memory bandwidth of the RTX PRO 6000.