Flipping the CoinFlipping the CoinFlipping the CoinFlipping the Coin

Can the HPC sector learn from the Cryptocurrency Miners?Can the HPC sector learn from the Cryptocurrency Miners?Can the HPC sector learn from the Cryptocurrency Miners?Can the HPC sector learn from the Cryptocurrency Miners?

Alan BeresfordAlan BeresfordAlan BeresfordAlan Beresford

Managing DirectorManaging DirectorManaging DirectorManaging Director

EcoCooling LimitedEcoCooling LimitedEcoCooling LimitedEcoCooling Limited

30MW

International

Mining

Operation

Avalon

10MW

20MW

Hydro66

30MW

International

Mining

Operation

Blockbase

16MW

Blockbase

10MW

6 x 2.5MVA

Transformers

Modular

Tranformer and

switchgear

Concurrent

Maintainability

Option

DH1 – 1.2MW IT

DH2 – 2MW IT

DH3 – 4MW IT

75kW per

Rack

200kW

2hr build

time

5MW per

week

deployment

The future?

Pod 1

Open

Compute

Pod 2

HPC/GPU

Pod 3

ASIC

Boden Type Data Centre

Pod 1- Open Compute

Pod 3 - ASICs

100kW

per rack in

August

Pod 3 – Containment PrinciplesCold Aisle

Containment

What really

happens

The most

efficient way!!

Q=MCpΔTFlow ∆T (delta T) Cooling

5.0 m³/s 7.0 42 kW

6 kg/s 9.5 57 kW

6 kW 12.0 72 kW

20.0 120 kW

25.0 150 kW

30.0 180 kW

40.0 240 kW

Fans – energy cube rule 3.3kW

400CΔT

Fan Fan

Flow ∆T (delta T) Speed Power ΔPUE

5.0 m³/s 10°C 100% 3.20 kW 0.0320

6 kg/s 15°C 67% 0.95 kW 0.0095

3.2 kW Fan 20°C 50% 0.40 kW 0.0040

100 kW IT 25°C 40% 0.20 kW 0.0020

30°C 33% 0.12 kW 0.0012

35°C 29% 0.07 kW 0.0007

40°C 25% 0.05 kW 0.0005

Pod 1- Open Compute – HPC research

Holistic Control