| Cost of Electricity ($/kWH) | $0.10 | ||||||||||||||||
| Number of Devices | 100 | ||||||||||||||||
| Device | Consumption | Cost of | Hourly | |
Hourly | Daily | Daily | Weekly | Weekly | Yearly | Yearly | ||||||
| (kW) | Electricity | Savings | Savings | Savings | Savings | Savings | Savings | Savings | Savings | ||||||||
| (/kWH) | (kW) | (kW) | (kW) | (kW) | |||||||||||||
| Cisco Catalyst 2960 | 0.037 | $0.10 | 3.50 | $0.35 | 84.00 | $8.40 | 588.00 | $58.80 | 30,576.00 | $3,057.60 | |||||||
| HP ProCurve 2650 | 0.056 | $0.10 | 5.40 | $0.54 | 129.60 | $12.96 | 907.20 | $90.72 | 47,174.40 | $4,717.44 | |||||||
| Cisco Catalyst 2960G | 0.122 | $0.10 | 12.00 | $1.20 | 288.00 | $28.80 | 2,016.00 | $201.60 | 104,832.00 | $10,483.20 | |||||||
| Cisco Catalyst 3750 | 0.125 | $0.10 | 12.30 | $1.23 | 295.20 | $29.52 | 2,066.40 | $206.64 | 107,452.80 | $10,745.28 | |||||||
| Nortel ERS 4548GT-PWR | 0.127 | $0.10 | 12.50 | $1.25 | 300.00 | $30.00 | 2,100.00 | $210.00 | 109,200.00 | $10,920.00 | |||||||
| Nortel Baystack 5510 | 0.129 | $0.10 | 12.70 | $1.27 | 304.80 | $30.48 | 2,133.60 | $213.36 | 110,947.20 | $11,094.72 | |||||||
| Nortel Secure Router 4134 | 0.151 | $0.10 | 14.90 | $1.49 | 357.60 | $35.76 | 2,503.20 | $250.32 | 130,166.40 | $13,016.64 | |||||||
| Nortel ERS 5520-48T | 0.181 | $0.10 | 17.90 | $1.79 | 429.60 | $42.96 | 3,007.20 | $300.72 | 156,374.40 | $15,637.44 | |||||||
| Cisco Catalyst 3750-E | 0.189 | $0.10 | 18.70 | $1.87 | 448.80 | $44.88 | 3,141.60 | $314.16 | 163,363.20 | $16,336.32 | |||||||
| Cisco Catalyst 3560-E | 0.190 | $0.10 | 18.80 | $1.88 | 451.20 | $45.12 | 3,158.40 | $315.84 | 164,236.80 | $16,423.68 | |||||||
| average PC | 0.200 | $0.10 | 19.80 | $1.98 | 475.20 | $47.52 | 3,326.40 | $332.64 | 172,972.80 | $17,297.28 | |||||||
| Cisco 3845 ISR | 0.203 | $0.10 | 20.10 | $2.01 | 482.40 | $48.24 | 3,376.80 | $337.68 | 175,593.60 | $17,559.36 | |||||||
| 3Com 5500 G-E | 0.205 | $0.10 | 20.30 | $2.03 | 487.20 | $48.72 | 3,410.40 | $341.04 | 177,340.80 | $17,734.08 | |||||||
| HP Procurve 3500 yl | 0.212 | $0.10 | 21.00 | $2.10 | 504.00 | $50.40 | 3,528.00 | $352.80 | 183,456.00 | $18,345.60 | |||||||
| Nortel ERS 8300 | 0.494 | $0.10 | 49.20 | $4.92 | 1,180.80 | $118.08 | 8,265.60 | $826.56 | 429,811.20 | $42,981.12 | |||||||
| Cisco Catalyst 4506-E | 0.551 | $0.10 | 54.90 | $5.49 | 1,317.60 | $131.76 | 9,223.20 | $922.32 | 479,606.40 | $47,960.64 | |||||||
| Cisco Catalyst 4507 | 0.658 | $0.10 | 65.60 | $6.56 | 1,574.40 | $157.44 | 11,020.80 | $1,102.08 | 573,081.60 | $57,308.16 | |||||||
| Nortel ERS 8600 | 1.072 | $0.10 | 107.00 | $10.70 | 2,568.00 | $256.80 | 17,976.00 | $1,797.60 | 934,752.00 | $93,475.20 | |||||||
| Cisco Catalyst 6506-E | 1.759 | $0.10 | 175.70 | $17.57 | 4,216.80 | $421.68 | 29,517.60 | $2,951.76 | 1,534,915.20 | $153,491.52 | |||||||
| Cisco Catalyst 6509 | 2.300 | $0.10 | 229.80 | $22.98 | 5,515.20 | $551.52 | 38,606.40 | $3,860.64 | 2,007,532.80 | $200,753.28 |