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State of GPU Compute 2026

Server compare

NVIDIA DGX H800 vs NVIDIA DGX B300

B has 1,664 GB more GPU memory. A costs €24.00 an hour instead of €48.00.

ANVIDIA · H100
NVIDIA DGX H800
GPU memory
80 GB × 8640 GB
System memory
32 DIMMs · 32x 64GB DDR5 4800MHz
€24.00/server·hr
SpecsRent
Δ GPU memoryB+1,664 GBmore on this side
Δ RateA−€24.00less per server·hr
Δ System memoryA+48 GBmore on this side
BNVIDIA · B300
NVIDIA DGX B300
GPU memory
288 GB × 82,304 GB
System memory
2000GB (DDR5 ECC REG)
€48.00/server·hr
SpecsRent

Side by side

Every spec, line by line.

Values exactly as each builder lists them. Lines that differ are marked; identical lines are dimmed.

11 lines differ · model name and ID not counted

ANVIDIA DGX H800
8× H100 · NVIDIA
BNVIDIA DGX B300
8× B300 · NVIDIA
Server
Model
ANVIDIA DGX H800
BNVIDIA DGX B300
Brand
ANVIDIA
BNVIDIA
GPU(differs)
ANVIDIA DELTA-NEXT Vulcan SXM5 8xNVIDIA H100 640G
B8 x NVIDIA B300 SXM
GPU family(differs)
AH100
BB300
CPU(differs)
A2x Intel Xeon Platinum 8480C (56C 105M Cache 2.00 GHz)
B2x Intel Xeon 6776P (64c/128t, 2.3GHz-3.9GHz, 350W)
System memory(differs)
A32x 64GB DDR5 4800MHz
B2000GB (DDR5 ECC REG)
Local storage(differs)
A8x3.84T NVMe PCIe / 2x960Gb NVMe M.2
BConfigurable on request
Form factor
AConfigurable on request
BConfigurable on request
Model ID
Anvidia-dgx-h800
Bnvidia-dgx-b300
GPU
Architecture(differs)
ANVIDIA Hopper
BNVIDIA Blackwell Ultra
Memory per GPU(differs)
A80 GB HBM3
B288 GB HBM3e
GPU memory per server(differs)
A640 GB
B2,304 GB
GPU interconnect
ANVLink, all-to-all
BNVLink, all-to-all
Rental
On-demand, full server(differs)
A€24.00/hr
B€48.00/hr
On-demand, per GPU(differs)
A€3.00/hr
B€6.00/hr
Reserved, 12 months(differs)
A€16.00/hr
B€40.00/hr
Billing
APer second
BPer second
Rates in EUR excluding VAT. Fields a builder leaves open are configured to order.

Cost and memory

Price the run before you start.

Both panels read the live price list. A and B mark where your two servers sit.

What a run costs.

Pick a plan, how many GPUs and how long. Totals use the same hourly rates as the price list.

Plan
GPUs
Run length
ANVIDIA DGX H800
€576
8× H100 · 24 hours
BNVIDIA DGX B300
€1,152
8× B300 · 24 hours

A costs €576 less for this run (50% lower).

Same run on every family
  • B300B€1,152
  • B200€960
  • H200€768
  • H100A€576
On-demand rates · EUR excl. VAT
GPU memory per server
  • B300B2,304 GB
  • B2001,440 GB
  • H2001,128 GB
  • H100A640 GB
HBM on the GPUs, not system RAM

How much fits.

GPU memory decides which models load without sharding. Compare it per card, per server, or against what you pay.

Metric
Model weights that fit, per server
ServerFP16FP8
A8× H100320B640B
B8× B3001,152B2,304B

Parameters, in billions, whose weights fit in GPU memory at 2 bytes (FP16) or 1 byte (FP8). KV cache and activations need room on top.

More comparisons

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Case studies

How teams chose their server.

Write-ups from teams who picked between servers like these. Shown as a sample until approved stories exist.
All case studies
Sample

Placeholder for a customer story about choosing between these two servers. Real quotes appear here once approved.

Customer nameRole, Company
Before and after · product facts
GPU memory per server
Bbefore2,304 GB
Aafter640 GB
24-hour run, on demand
Bbefore€1,152
Aafter€576

Sample layout: B is the server a team moved from, A the one it moved to.

Ready to pick

Rent the H100 or the B300. Switch any time.

Start on demand, keep the one that fits, and reserve it when the workload settles. Billing is per second, in euros.

Get startedTalk to sales
On-demand ratesEUR · excl. VAT
  • B300€6.00/GPU·hr
  • B200€5.00/GPU·hr
  • H200€4.00/GPU·hr
  • H100€3.00/GPU·hr
RelatedNVIDIA DGX H800NVIDIA DGX B300All serversPricing