GPU Comparison
NVIDIA RTX 4090 vs AMD MI300X.
Side-by-side comparison of specs, performance, and cloud rental pricing. NVIDIA RTX 4090 is the cheaper option at $0.36/hr.
TL;DR
Choose AMD MI300X if you need 192GB+ on a single GPU (168GB more than NVIDIA RTX 4090).
Choose AMD MI300X if you need raw FP16 throughput (98% faster than NVIDIA RTX 4090).
Switch comparison
vs
Ada Lovelace
NVIDIA RTX 4090
$0.36/hrCheaper
$0.16-$0.37/hr range · 9 regions
VRAM24GB GDDR6X
FP16165 TFLOPS
Bandwidth1.0 TB/s
CDNA 3
AMD MI300X
$2.50/hr
$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 RTX 4090
24 GB
AMD MI300X
192 GB
Memory Bandwidth
NVIDIA RTX 4090
1.0 TB/s
AMD MI300X
5.3 TB/s
FP16 Performance
NVIDIA RTX 4090
165 TFLOPS
AMD MI300X
326 TFLOPS
Hourly Price
NVIDIA RTX 4090
$0.36/hr
AMD MI300X
$2.50/hr
Full specs
Complete spec sheet.
SpecNVIDIA RTX 4090AMD MI300X
ArchitectureAda LovelaceCDNA 3
VRAM24 GB192 GB●
Memory TypeGDDR6XHBM3
Memory Bandwidth1.0 TB/s5.3 TB/s●
FP32 Performance82.6 TFLOPS163 TFLOPS●
FP16 Performance165 TFLOPS326 TFLOPS●
INT8 Performance661 TOPS2610 TOPS●
TDP450 W750 W
Form FactorConsumerOAM
NVLinkNoNo
Max GPU/Node28
Hourly Price$0.36/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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