COMPARE / GB200 VS GB300
GB200 vs GB300
Specs from the chip makers' datasheets; prices from the live Compute Cafe panel, refreshed hourly. Every rate is an on-demand published price with a source receipt.
CHEAPEST GB200
$8.000/hr
GMI Cloud · median $16.00 · 2 providers
CHEAPEST GB300
$9.623/hr
Verda (formerly DataCrunch) · median $9.63 · 3 providers
CHEAPER RIGHT NOW
GB200
live panel, 2026-09-27
| GB200 | GB300 | |
|---|---|---|
| MAKER | NVIDIA | NVIDIA |
| ARCHITECTURE | Blackwell | Blackwell Ultra |
| LAUNCHED | 2025 | 2025 |
| MEMORY | 186 GB HBM3E per GPU (13.4 TB per NVL72 rack) | 288 GB HBM3e per GPU |
| MEMORY BANDWIDTH | 8 TB/s per GPU | 8 TB/s |
| TENSOR COMPUTE | Grace + Blackwell superchip module; NVL72 rack: 360 PFLOPS FP16/BF16, 720 PFLOPS FP8 | Blackwell Ultra tensor cores with FP4 (per-GPU figures mirror the B300) |
| POWER DRAW | Rack-scale, liquid-cooled | platform-dependent (NVL72 rack) |
| INTERCONNECT | NVLink 5, 1.8 TB/s per GPU (130 TB/s NVL72 domain) | NVLink 5.0 |
HOW TO CHOOSE
GB200 vs GB300
The GB300 (Blackwell Ultra) is the refresh: more HBM per GPU and higher throughput. Where both appear on the panel, the GB300 wins on spec and the GB200 should win on price - check the spread before booking.
Workload fit
GB200: frontier llm training, massive-scale inference, anything small. GB300: frontier training, reasoning-model serving, anything small.
GB200 VS GB300 - FAQ
Which is cheaper to rent, GB200 or GB300?
By today's published on-demand rates: GB200 starts at $8.000/GPU/hr (median $16.00, 2 providers) and GB300 starts at $9.623/GPU/hr (median $9.63, 3 providers). The cheapest live listing is the GB200 at GMI Cloud. Figures recompute from the panel on every refresh.
GB200 or GB300 - which should I rent?
GB200: GB200 is not a card but a module - one Grace CPU plus two Blackwell GPUs - and the NVL72 rack built from 36 of them is the 2025-2026 frontier training system. GB300: GB300 is the Grace-Blackwell Ultra superchip: B300-class GPUs paired with Grace CPUs, sold as NVL72 racks rather than cards. The side-by-side spec table and live price rows above give the full picture.
Where can I rent GB200 and GB300?
2 providers publish GB200 rates and 3 publish GB300 rates on Compute Cafe. Every row links to the provider's own published price - committed-use and reserved rates are excluded.
Full pricing: GB200 · GB300 · all comparisons