GPU Comparison
NVIDIA GB300 vs AMD MI300X.
Side-by-side comparison of specs, performance, and cloud rental pricing. AMD MI300X is the cheaper option at $2.50/hr.
TL;DR
Choose NVIDIA GB300 if you need 256GB+ on a single GPU (64GB more than AMD MI300X).
Choose AMD MI300X if you need raw FP16 throughput (36% faster than NVIDIA GB300).
Switch comparison
vs
Blackwell
NVIDIA GB300
$4.25/hr
$4.00-$4.50/hr range · 1 regions
VRAM256GB HBM3e
FP16240 TFLOPS
Bandwidth10.0 TB/s
CDNA 3
AMD MI300X
$2.50/hrCheaper
$2.30-$2.70/hr range · 4 regions
VRAM192GB HBM3
FP16326 TFLOPS
Bandwidth5.3 TB/s
At a glance
Spec by spec.
Visual comparison across the four specs that matter most for AI workloads. Green bar marks the winner.
VRAM
NVIDIA GB300
256 GB
AMD MI300X
192 GB
Memory Bandwidth
NVIDIA GB300
10.0 TB/s
AMD MI300X
5.3 TB/s
FP16 Performance
NVIDIA GB300
240 TFLOPS
AMD MI300X
326 TFLOPS
Hourly Price
NVIDIA GB300
$4.25/hr
AMD MI300X
$2.50/hr
Full specs
Complete spec sheet.
SpecNVIDIA GB300AMD MI300X
ArchitectureBlackwellCDNA 3
VRAM256 GB●192 GB
Memory TypeHBM3eHBM3
Memory Bandwidth10.0 TB/s●5.3 TB/s
FP32 Performance120 TFLOPS163 TFLOPS●
FP16 Performance240 TFLOPS326 TFLOPS●
INT8 Performance4800 TOPS●2610 TOPS
TDP1200 W750 W
Form FactorSXMOAM
NVLinkYesNo
Max GPU/Node88
Hourly Price$4.25/hr$2.50/hr●
FAQ
Frequently asked.
Pick a GPU and deploy.
Both GPUs available on Runcrate · per-second billing · no commitments
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