GPU Comparison

NVIDIA RTX 4090 vs NVIDIA GB300.

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 NVIDIA GB300 if you need 256GB+ on a single GPU (232GB more than NVIDIA RTX 4090).

Choose NVIDIA GB300 if you need raw FP16 throughput (45% faster than NVIDIA RTX 4090).

Switch comparison

vs
NVIDIA

Ada Lovelace

NVIDIA RTX 4090

$0.36/hrCheaper

$0.16-$0.37/hr range · 9 regions

VRAM24GB GDDR6X
FP16165 TFLOPS
Bandwidth1.0 TB/s
Deploy NVIDIA RTX 4090Full pricing details
NVIDIA

Blackwell

NVIDIA GB300

$4.25/hr

$4.00-$4.50/hr range · 1 regions

VRAM256GB HBM3e
FP16240 TFLOPS
Bandwidth10.0 TB/s
Deploy NVIDIA GB300Full pricing details

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
NVIDIA GB300
256 GB

Memory Bandwidth

NVIDIA RTX 4090
1.0 TB/s
NVIDIA GB300
10.0 TB/s

FP16 Performance

NVIDIA RTX 4090
165 TFLOPS
NVIDIA GB300
240 TFLOPS

Hourly Price

NVIDIA RTX 4090
$0.36/hr
NVIDIA GB300
$4.25/hr

Full specs

Complete spec sheet.

SpecNVIDIA RTX 4090NVIDIA GB300
ArchitectureAda LovelaceBlackwell
VRAM24 GB256 GB
Memory TypeGDDR6XHBM3e
Memory Bandwidth1.0 TB/s10.0 TB/s
FP32 Performance82.6 TFLOPS120 TFLOPS
FP16 Performance165 TFLOPS240 TFLOPS
INT8 Performance661 TOPS4800 TOPS
TDP450 W1200 W
Form FactorConsumerSXM
NVLinkNoYes
Max GPU/Node28
Hourly Price$0.36/hr$4.25/hr

FAQ

Frequently asked.

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Both GPUs available on Runcrate · per-second billing · no commitments

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