| | FortiGate 120G | FortiGate 121G |
|---|
| Hardware Accelerated GE RJ45 Ports | 16 | 16 |
| Hardware Accelerated GE RJ45 Management / HA Ports | 2 | 2 |
| Hardware Accelerated GE SFP Slots | 8 | 8 |
| Hardware Accelerated 10 GE SFP+ FortiLink Slots (default) | 4 | 4 |
| USB Ports | 1 | 1 |
| Console (RJ45) | 1 | 1 |
| Internal Storage | - | 1 x 480 GB SSD |
| Trusted Platform Module (TPM) | Yes | Yes |
| Bluetooth Low Energy (BLE) | Yes | Yes |
| IPS Throughput | 5.3 Gbps |
| NGFW Throughput | 3.1 Gbps |
| Threat Protection Throughput | 2.8 Gbps |
| Firewall Throughput (1518 / 512 / 64 byte UDP packets) | 39 / 39 / 28 Gbps |
| Firewall Latency (64 byte UDP packets) | 3.17 μs |
| Firewall Throughput (Packets Per Second) | 42 Mpps |
| Concurrent Sessions (TCP) | 3 M |
| New Sessions/Second (TCP) | 140 000 |
| Firewall Policies | 10 000 |
| IPsec VPN Throughput (512 byte) | 35 Gbps |
| Gateway-to-Gateway IPsec VPN Tunnels | 2000 |
| Client-to-Gateway IPsec VPN Tunnels | 16 000 |
| SSL-VPN Throughput | 1.5 Gbps |
| Concurrent SSL-VPN Users (Recommended Maximum, Tunnel Mode) | 500 |
| SSL Inspection Throughput (IPS, avg. HTTPS) | 3 Gbps |
| SSL Inspection CPS (IPS, avg. HTTPS) | 2100 |
| SSL Inspection Concurrent Session (IPS, avg. HTTPS) | 315 000 |
| Application Control Throughput (HTTP 64K) | 6.7 Gbps |
| CAPWAP Throughput (HTTP 64K) | 35 Gbps |
| Virtual Domains (Default / Maximum) | 10 / 10 |
| Maximum Number of FortiSwitches Supported | 32 |
| Maximum Number of FortiAPs (Total / Tunnel Mode) | 128 / 64 |
| Maximum Number of FortiTokens | 5000 |
| High Availability Configurations | Active-Active, Active-Passive, Clustering |
| Height x Width x Length (inches) | 1.73 x 17 x 10 |
| Height x Width x Length (mm) | 44 x 432 x 254 |
| Weight | 12.17 lbs (5.52 kg) |
| Form Factor | Rack Mount, 1RU |
| Input Rating | 100-120VAC, 1A-.5A Max, 50-60Hz |
| Redundant Power Supplies | Yes (Default dual non-swappable AC PSU for 1+1 Redundancy) |
| Power Supply Efficiency Rating | N/A |
| Maximum Current | 100VAC@1A, 120V@0.5A |
| Power Consumption (Average / Maximum) | 38 W / 40 W | 43 W / 47 W |
| Heat Dissipation | 138 BTU/hr | 159 BTU/h |
| Operating Temperature | 32°–104°F (0°–40°C) |
| Storage Temperature | -31°–158°F (-35°–70°C) |
| Humidity | 20%–90% noncondensing | 10–90% non-condensing |
| Noise Level | 49 dBA |
| Air Flow | Side to back |
| Operating Altitude | Up to 10 000 ft (3048 m) |
| Compliance | FCC Part 15B, Class A, CE, RCM, VCCI, UL/cUL, CB, BSMI |
| Certifications | USGv6/IPv6 |