Cisco switch comparison

N9K-C93108TC-FX3 vs N9K-C93108TC-FX

Both are 48-port 100M/1/10GBASE-T Nexus 9300 switches, but they are different platform generations. N9K-C93108TC-FX3 starts at NX-OS 10.4(2), uses the shorter chassis and has a different memory and power profile; N9K-C93108TC-FX starts at NX-OS 7.0(3)I7(1) and publishes a slightly different forwarding rate. Confirm software support, rack depth, airflow and power rather than choosing on the small headline forwarding-rate difference alone.

2models compared
67specs shown for every model
9differences found
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At-a-glance comparison

Key performance and configuration differences

Start with the differences that have the greatest effect on capacity, connectivity, software, power and deployment fit.

Forwarding Rate (Standalone)
N9K-C93108TC-FX3

1,200 Mpps

N9K-C93108TC-FX

1,250 Mpps

Maximum System Power
N9K-C93108TC-FX3

464 W

N9K-C93108TC-FX

460 W

Typical Power Consumption
N9K-C93108TC-FX3

420 W

N9K-C93108TC-FX

276 W

Minimum Software Release
N9K-C93108TC-FX3

Cisco NX-OS 10.4(2)

N9K-C93108TC-FX

Cisco NX-OS 7.0(3)I7(1)

DRAM
N9K-C93108TC-FX3

32 GB

N9K-C93108TC-FX

24 GB

Dimensions (H × W × D)
N9K-C93108TC-FX3

44 × 439 × 455 mm

N9K-C93108TC-FX

44 × 439 × 571 mm

Buying decision

How to choose between N9K-C93108TC-FX3 and N9K-C93108TC-FX

Review the differences in this order to identify the model that best fits the intended deployment.

  1. 01

    Ports and uplinks

    Match access media, port count and speed first, then confirm that the uplink design fits the distribution layer.

  2. 02

    PoE and power

    Total the power required by connected devices and verify the PoE standard, budget, power supplies and redundancy.

  3. 03

    Performance and software

    Compare forwarding, stacking and scale in the intended topology, then confirm the license tier and software release.

Before ordering Confirm the exact Product ID, license tier, power supplies, accessories and regional requirements.
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Detailed comparison

Full specification comparison

Comparison parameter
Product ID N9K-C93108TC-FX3N9K-C93108TC-FX
Product and ordering
Product Type N9K-C93108TC-FX3 Cisco Nexus 9300 Series fixed data-center switch N9K-C93108TC-FX Cisco Nexus 9300 Series fixed data-center switch
Form Factor N9K-C93108TC-FX3 1RU N9K-C93108TC-FX 1RU
Switch Role N9K-C93108TC-FX3 Data-center leaf / top-of-rack switch N9K-C93108TC-FX Data-center leaf / top-of-rack switch
Network License N9K-C93108TC-FX3 Cisco Data Center Networking Essentials, Advantage or Premier tier N9K-C93108TC-FX Cisco Data Center Networking Essentials, Advantage or Premier tier
Configuration, licensing and management
Management Model N9K-C93108TC-FX3 Cisco Nexus Dashboard; Cisco NX-OS CLI and APIs; Cisco APIC in ACI mode N9K-C93108TC-FX Cisco Nexus Dashboard; Cisco NX-OS CLI and APIs; Cisco APIC in ACI mode
Ports and interfaces
Downlink Port Count N9K-C93108TC-FX3 48 N9K-C93108TC-FX 48
Access / Downlink Ports N9K-C93108TC-FX3 48 x 100M/1/10GBASE-T RJ-45 N9K-C93108TC-FX 48 x 100M/1/10GBASE-T RJ-45
Downlink Type N9K-C93108TC-FX3 100M/1/10GBASE-T RJ-45 N9K-C93108TC-FX 100M/1/10GBASE-T RJ-45
Uplink Interfaces N9K-C93108TC-FX3 6 x 40/100G QSFP28 N9K-C93108TC-FX 6 x 40/100G QSFP28
Maximum Uplink Speed N9K-C93108TC-FX3 100 Gbps N9K-C93108TC-FX 100 Gbps
Supported Network Modules N9K-C93108TC-FX3 Not applicable N9K-C93108TC-FX Not applicable
Management Ports N9K-C93108TC-FX3 1 x 10/100/1000BASE-T RJ-45 and 1 x 1G SFP unless model table states otherwise N9K-C93108TC-FX 1 x 10/100/1000BASE-T RJ-45 and 1 x 1G SFP unless model table states otherwise
Console Ports N9K-C93108TC-FX3 1 x RS-232 serial console N9K-C93108TC-FX 1 x RS-232 serial console
USB Ports N9K-C93108TC-FX3 1 x USB port N9K-C93108TC-FX 1 x USB port
PoE-capable Ports N9K-C93108TC-FX3 Not applicable N9K-C93108TC-FX Not applicable
Connector Types N9K-C93108TC-FX3 Model-specific RJ-45, SFP28, QSFP28 and/or QSFP-DD interfaces N9K-C93108TC-FX Model-specific RJ-45, SFP28, QSFP28 and/or QSFP-DD interfaces
Total System Ports N9K-C93108TC-FX3 54 N9K-C93108TC-FX 54
Performance and scale
Switching Capacity (Standalone) N9K-C93108TC-FX3 2,160 Gbps N9K-C93108TC-FX 2,160 Gbps
Forwarding Rate (Standalone)Different N9K-C93108TC-FX3 1,200 Mpps N9K-C93108TC-FX 1,250 Mpps
MAC Address Scale N9K-C93108TC-FX3 512,000 N9K-C93108TC-FX 512,000
IPv4 Route Scale N9K-C93108TC-FX3 1,792,000 N9K-C93108TC-FX 1,792,000
IPv6 Route Scale N9K-C93108TC-FX3 896,000 N9K-C93108TC-FX 896,000
Multicast Route Scale N9K-C93108TC-FX3 128,000 N9K-C93108TC-FX 128,000
VLAN Scale N9K-C93108TC-FX3 4,096 N9K-C93108TC-FX 4,096
ACL Scale N9K-C93108TC-FX3 5,000 N9K-C93108TC-FX 5,000
Packet Buffer N9K-C93108TC-FX3 40 MB N9K-C93108TC-FX 40 MB
IGMP Multicast Groups N9K-C93108TC-FX3 32,000 N9K-C93108TC-FX 32,000
Port Channel Support N9K-C93108TC-FX3 512 port channels; up to 32 links per channel N9K-C93108TC-FX 512 port channels; up to 32 links per channel
PoE and power
PoE Support N9K-C93108TC-FX3 Not supported N9K-C93108TC-FX Not supported
PoE Standard N9K-C93108TC-FX3 Not applicable N9K-C93108TC-FX Not applicable
Default PoE Budget N9K-C93108TC-FX3 Not applicable N9K-C93108TC-FX Not applicable
Maximum PoE Budget N9K-C93108TC-FX3 Not applicable N9K-C93108TC-FX Not applicable
Default Power Supply N9K-C93108TC-FX3 Power supply selected separately from the compatible options N9K-C93108TC-FX Power supply selected separately from the compatible options
Power Supply Slots N9K-C93108TC-FX3 2 N9K-C93108TC-FX 2
Power Supply Options N9K-C93108TC-FX3 500W AC; 930W DC; 1200W HVAC/HVDC; up to 2 supplies N9K-C93108TC-FX 500W AC; 930W DC; 1200W HVAC/HVDC; up to 2 supplies
Maximum System PowerDifferent N9K-C93108TC-FX3 464 W N9K-C93108TC-FX 460 W
AC Input Voltage N9K-C93108TC-FX3 100 to 240 V N9K-C93108TC-FX 100 to 240 V
DC Input Voltage N9K-C93108TC-FX3 -48 to -60 V N9K-C93108TC-FX -48 to -60 V
AC Input Frequency N9K-C93108TC-FX3 50 to 60 Hz N9K-C93108TC-FX 50 to 60 Hz
Power Input Type N9K-C93108TC-FX3 Hot-swappable AC and model-dependent DC/HVAC/HVDC supplies N9K-C93108TC-FX Hot-swappable AC and model-dependent DC/HVAC/HVDC supplies
Typical Power ConsumptionDifferent N9K-C93108TC-FX3 420 W N9K-C93108TC-FX 276 W
Power Redundancy N9K-C93108TC-FX3 N+1 power-supply redundancy with supported dual-supply configurations N9K-C93108TC-FX N+1 power-supply redundancy with supported dual-supply configurations
Stacking and resiliency
Stacking Technology N9K-C93108TC-FX3 No physical switch stacking; vPC provides multichassis link resiliency N9K-C93108TC-FX No physical switch stacking; vPC provides multichassis link resiliency
Stack Bandwidth N9K-C93108TC-FX3 Not applicable N9K-C93108TC-FX Not applicable
Maximum Stack Members N9K-C93108TC-FX3 Not applicable N9K-C93108TC-FX Not applicable
StackPower N9K-C93108TC-FX3 Not applicable N9K-C93108TC-FX Not applicable
Fan Modules N9K-C93108TC-FX3 4 hot-swappable fans N9K-C93108TC-FX 4 hot-swappable fans
Memory and software
Operating System N9K-C93108TC-FX3 Cisco NX-OS; Cisco ACI mode on supported models N9K-C93108TC-FX Cisco NX-OS; Cisco ACI mode on supported models
Minimum Software ReleaseDifferent N9K-C93108TC-FX3 Cisco NX-OS 10.4(2) N9K-C93108TC-FX Cisco NX-OS 7.0(3)I7(1)
DRAMDifferent N9K-C93108TC-FX3 32 GB N9K-C93108TC-FX 24 GB
Flash Memory N9K-C93108TC-FX3 128 GB N9K-C93108TC-FX 128 GB
CPU N9K-C93108TC-FX3 4 cores N9K-C93108TC-FX 4 cores
Physical and environmental
Dimensions (H × W × D)Different N9K-C93108TC-FX3 44 × 439 × 455 mm N9K-C93108TC-FX 44 × 439 × 571 mm
WeightDifferent N9K-C93108TC-FX3 7.1 kg N9K-C93108TC-FX 7.9 kg
Operating Temperature N9K-C93108TC-FX3 0 to 40 °C N9K-C93108TC-FX 0 to 40 °C
Storage Temperature N9K-C93108TC-FX3 -40 to 70 °C N9K-C93108TC-FX -40 to 70 °C
Storage Humidity N9K-C93108TC-FX3 5% to 95% N9K-C93108TC-FX 5% to 95%
Operating Humidity N9K-C93108TC-FX3 5% to 95% N9K-C93108TC-FX 5% to 95%
Operating Altitude N9K-C93108TC-FX3 0–4,000 m N9K-C93108TC-FX 0–4,000 m
MTBFDifferent N9K-C93108TC-FX3 315,600 hours N9K-C93108TC-FX 319,790 hours
Warranty N9K-C93108TC-FX3 1-year limited hardware warranty N9K-C93108TC-FX 1-year limited hardware warranty
Acoustic RatingDifferent N9K-C93108TC-FX3 68.6 dBA at 50% fan speed; 76 dBA at 70%; 85.9 dBA at 100% with port-side exhaust N9K-C93108TC-FX 64.2 dBA at 40% fan speed; 68.9 dBA at 70%; 77.8 dBA at 100%
Environmental Compliance N9K-C93108TC-FX3 RoHS compliant N9K-C93108TC-FX RoHS compliant
Safety Certifications N9K-C93108TC-FX3 UL 60950-1; CAN/CSA-C22.2 No. 60950-1; EN/IEC 60950-1 N9K-C93108TC-FX UL 60950-1; CAN/CSA-C22.2 No. 60950-1; EN/IEC 60950-1
EMC Certifications N9K-C93108TC-FX3 FCC Part 15 Class A; CISPR 22/32 Class A; EN 55022/55032 Class A N9K-C93108TC-FX FCC Part 15 Class A; CISPR 22/32 Class A; EN 55022/55032 Class A
Mounting N9K-C93108TC-FX3 19-inch rack mount N9K-C93108TC-FX 19-inch rack mount
Airflow N9K-C93108TC-FX3 Orderable port-side intake or port-side exhaust airflow N9K-C93108TC-FX Orderable port-side intake or port-side exhaust airflow

“Not listed” means that no confirmed value is currently available for that model and parameter.

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