GPU Comparison
NVIDIA RTX 5090 vs NVIDIA GB300.
Side-by-side comparison of specs, performance, and cloud rental pricing. NVIDIA RTX 5090 is the cheaper option at $0.55/hr.
TL;DR
Choose NVIDIA GB300 if you need 256GB+ on a single GPU (224GB more than NVIDIA RTX 5090).
Choose NVIDIA RTX 5090 if cost is the priority (87% cheaper).
Switch comparison
vs
Blackwell
NVIDIA RTX 5090
$0.55/hrCheaper
$0.45-$0.65/hr range · 3 regions
VRAM32GB GDDR7
FP16250 TFLOPS
Bandwidth1.8 TB/s
Blackwell
NVIDIA GB300
$4.25/hr
$4.00-$4.50/hr range · 1 regions
VRAM256GB HBM3e
FP16240 TFLOPS
Bandwidth10.0 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 5090
32 GB
NVIDIA GB300
256 GB
Memory Bandwidth
NVIDIA RTX 5090
1.8 TB/s
NVIDIA GB300
10.0 TB/s
FP16 Performance
NVIDIA RTX 5090
250 TFLOPS
NVIDIA GB300
240 TFLOPS
Hourly Price
NVIDIA RTX 5090
$0.55/hr
NVIDIA GB300
$4.25/hr
Full specs
Complete spec sheet.
SpecNVIDIA RTX 5090NVIDIA GB300
ArchitectureBlackwellBlackwell
VRAM32 GB256 GB●
Memory TypeGDDR7HBM3e
Memory Bandwidth1.8 TB/s10.0 TB/s●
FP32 Performance125 TFLOPS●120 TFLOPS
FP16 Performance250 TFLOPS●240 TFLOPS
INT8 Performance1000 TOPS4800 TOPS●
TDP575 W1200 W
Form FactorConsumerSXM
NVLinkNoYes
Max GPU/Node28
Hourly Price$0.55/hr●$4.25/hr
FAQ
Frequently asked.
Pick a GPU and deploy.
Both GPUs available on Runcrate · per-second billing · no commitments
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