Model
|
Port Type
|
RX Queue
|
TX Queue
|
Total Buffer
|
RX Buffer
|
TX Buffer
|
Catalyst 6500 bits and pieces
|
WS-SUP720-3B
|
2 x GE
|
1P1Q4T
|
1P2Q2T
|
512 KB
|
80 KB
|
432 KB
|
VS-S720-10G-3C
|
2 x 10GE
|
2Q4T
|
1P3Q4T
|
191 MB
|
105 MB
|
88 MB
|
VS-S720-10G-3C
|
3 x 1GE
|
2Q4T
|
1P3Q4T
|
17.7 MB
|
9.6 MB
|
8.1 MB
|
VS-S2T-10G
|
2 x 10 Gb/s and 3 x 1 Gb/s
|
2Q4T 10 G port
|
1P7Q4T 10 G port
|
512 MB
|
|
not sure
|
C6800-SUP6T
|
8 x 10 Gb/s and 2 x 40 Gb/s
|
2Q4T 10 G port
|
1P7Q4T 10 G port
|
~1 GB
|
40 G port = 5 MB; 10 G port = 1.25 MB
|
40 G port = 1 GB; 10 G port = 250 MB
|
C6800 line cards
|
C6800-8P40G |
8 x 40GE QSFP+
|
8Q4T
|
1P7Q4T
|
|
5 MB regular; 10 MB performance
|
1 GB regular; 2 GB performance
|
CEF720 Modules
|
WS-X6904-40G-2T
|
4 x 40GE CFP modules
|
8Q4T
|
1P7Q4T
|
|
5 MB per 40G CFP
|
88 MB per 40G CFP
|
WS-X6908-10G-2T
|
8 x 10GE X2
|
8Q4T
|
1P7Q4T
|
256 MB per port
|
128 MB per port
|
128 MB per port
|
WS-X6816-10G-2T
|
4 x 10GE X2 performance
|
8Q4T
|
1P7Q4T
|
|
128 MB per port
|
128 MB per port
|
WS-X6816-10G-2T
|
16 x 10GE X2 oversubscribed
|
1p7q2t
|
1P7Q4T
|
90 MB per group
|
|
|
WS-X6816-10T-2T
|
4 x 10GbaseT performance
|
8Q4T
|
1P7Q4T
|
|
128 MB per port
|
128 MB per port
|
WS-X6816-10T-2T
|
16 x 10GbaseT oversubscribed
|
1p7q2t
|
1P7Q4T
|
90 MB per group
|
|
|
WS-X6848-TX-2T
|
48-port 1GbaseT
|
1p7q2t
|
1P7Q4T
|
|
166 KB per port
|
1.17 MB per port
|
WS-X6848-SFP-2T
|
48-port SFP
|
1p7q2t
|
1P7Q4T
|
|
166 KB per port
|
1.17 MB per port
|
WS-X6716-10GE-3C
|
16 x 10GE
|
8Q4T
|
1P7Q4T
|
199 MB
|
109 MB
|
90 MB
|
WS-X6716-10GE-3CXL
|
16 x 10GE
|
8Q4T
|
1P7Q4T
|
199 MB
|
109 MB
|
90 MB
|
WS-X6708-10GE-3CXL
|
8 x 10GE
|
8Q4T
|
1P7Q4T
|
199 MB
|
109 MB
|
90 MB
|
WS-X6708-10GE-3C
|
8 x 10GE
|
8Q4T
|
1P7Q4T
|
199 MB
|
109 MB
|
90 MB
|
WS-X6704-10GE
|
4 x 10GE
|
1Q8T
|
1P7Q8T
|
16 MB
|
2 MB
|
14 MB
|
WS-X6724-SFP
|
24 x GE SFP
|
1Q8T
|
1P3Q8T
|
1.3 MB
|
166 KB
|
1.2 MB
|
WS-X6748-GE-TX
|
48 x GE TX
|
1Q8T
|
1P3Q8T
|
1.3 MB
|
166 KB
|
1.2 MB
|
WS-X6748-SFP
|
48 x GE SFP
|
1Q8T
|
1P3Q8T
|
1.3 MB
|
166 KB
|
1.2 MB
|
WS-X6516-GBIC
|
16 x GE GBIC
|
1P1Q4T
|
1P2Q2T
|
512 KB
|
73 KB
|
439 KB
|
WS-X6516A-GBIC
|
16 x GE GBIC
|
1P1Q4T
|
1P2Q2T
|
1 MB
|
135 KB
|
946 KB
|
WS-X6516-GE-TX
|
16 x 10/100/1000
|
1P1Q4T
|
1P2Q2T
|
512 KB
|
73 KB
|
439 KB
|
WS-X6524-100FX-MM
|
24 x 100FX Multimode
|
1P1Q0T
|
1P3Q1T
|
1.1 MB
|
28 KB
|
1088 KB
|
WS-X6548-RJ-21
|
48 x 10/100
|
1P1Q0T
|
1P3Q1T
|
1.1 MB
|
28 KB
|
1088 KB
|
WS-X6548-RJ-45
|
48 x 10/100
|
1P1Q0T
|
1P3Q1T
|
1.1 MB
|
28 KB
|
1088 KB
|
WS-X6548-GE-TX
|
48 x 10/100/1000
|
1Q2T shared between 8 ports
|
1P2Q2T shared between 8 ports
|
1.4 MB shared between 8 ports
|
185 KB shared between 8 ports
|
1.2 MB shared between 8 ports
|
WS-X6548V-GE-TX
|
48 x 10/100/1000 with Cisco inline power
|
1Q2T shared between 8 ports
|
1P2Q2T shared between 8 ports
|
1.4 MB shared between 8 ports
|
185 KB shared between 8 ports
|
1.2 MB shared between 8 ports
|
WS-X6548-GE-45AF
|
48 x 10/100/1000 with 802.3af inline power
|
1Q2T shared between 8 ports
|
1P2Q2T shared between 8 ports
|
1.4 MB shared between 8 ports
|
185 KB shared between 8 ports
|
1.2 MB shared between 8 ports
|
dCEF256 Modules
|
WS-X6816-GBIC
|
16 x GE GBIC
|
1P1Q4T
|
1P2Q2T
|
512 KB
|
73 KB
|
439 KB
|
Classic Modules
|
WS-X6024-10FL-MT
|
24 x 10Base FL
|
1Q4T
|
2Q2T
|
64 KB
|
8 KB
|
56 KB
|
WS-X6148-RJ-21
|
48 x 10/100
|
1Q4T
|
2Q2T
|
128 KB
|
16 KB
|
112 KB
|
WS-X6148-RJ-21V
|
48 x 10/100 with Cisco inline power
|
1Q4T
|
2Q2T
|
128 KB
|
16 KB
|
112 KB
|
WS-X6148-21AF
|
48 x 10/100 with 802.3AF inline power
|
1Q4T
|
2Q2T
|
128 KB
|
16 KB
|
112 KB
|
WS-X6148-RJ-45
|
48 x 10/100
|
1Q4T
|
2Q2T
|
128 KB
|
16 KB
|
112 KB
|
WS-X6148-RJ-45V
|
48 x 10/100 with Cisco inline power
|
1Q4T
|
2Q2T
|
128 KB
|
16 KB
|
112 KB
|
WS-X6148-45AF
|
48 x 10/100 with 802.3AF inline power
|
1Q4T
|
2Q2T
|
128 KB
|
16 KB
|
112 KB
|
WS-X6148-GE-TX
|
48 x 10/100/1000 no jumbo
|
1Q2T shared between 8 ports
|
1P2Q2T shared between 8 ports
|
1.4 MB shared between 8 ports
|
185 KB shared between 8 ports
|
1.2 MB shared between 8 ports
|
WS-X6148A-GE-TX
|
48 x 10/100/1000 jumbo 9216
|
1Q2T shared between 8 ports
|
1p3q8t shared between 8 ports
|
5.5 MB per port
|
120 KB
|
5.4 MB
|
WS-X6148V-GE-TX
|
48 x 10/100/1000 with Cisco inline power
|
1Q2T shared between 8 ports
|
1P2Q2T shared between 8 ports
|
1.4 MB shared between 8 ports
|
185 KB shared between 8 ports
|
1.2 MB shared between 8 ports
|
WS-X6148-GE-45AF
|
48 x 10/100/1000 with 802.3AF inline power
|
1Q2T shared between 8 ports
|
1P2Q2T shared between 8 ports
|
1.4 MB shared between 8 ports
|
185 KB shared between 8 ports
|
1.2 MB shared between 8 ports
|
WS-X6224-100FX-MT
|
24 x 100FX
|
1Q4T
|
2Q2T
|
64 KB
|
8 KB
|
56 KB
|
WS-X6248-RJ-45
|
48 x 10/100
|
1Q4T
|
2Q2T
|
64 KB
|
8 KB
|
56 KB
|
WS-X6248-TEL
|
48 x 10/100 (RJ21)
|
1Q4T
|
2Q2T
|
64 KB
|
8 KB
|
56 KB
|
WS-X6248A-TEL
|
48 x 10/100 (Telco)
|
1Q4T
|
2Q2T
|
128 KB
|
16 KB
|
112 KB
|
WS-X6316-GE-TX
|
16 x 10/100/1000
|
1P1Q4T
|
1P2Q2T
|
512 KB
|
73 KB
|
439 KB
|
WS-X6324-100FX-MM
|
24 x 100FX
|
1Q4T
|
2Q2T
|
128 KB
|
16 KB
|
112 KB
|
WS-X6324-100FX-SM
|
24 x 100FX
|
1Q4T
|
2Q2T
|
128 KB
|
16 KB
|
112 KB
|
WS-X6348-RJ-45
|
48 x 10/100
|
1Q4T
|
2Q2T
|
128 KB
|
16 KB
|
112 KB
|
WS-X6348-RJ-45V
|
48 x 10/100 with Cisco inline power
|
1Q4T
|
2Q2T
|
128 KB
|
16 KB
|
112 KB
|
WS-X6348-RJ-21V
|
48 x 10/100 with Cisco inline power
|
1Q4T
|
2Q2T
|
128 KB
|
16 KB
|
112 KB
|
WS-X6408-GBIC
|
8 x GE GBIC
|
1P1Q4T
|
1P2Q2T
|
512 KB
|
80 KB
|
432 KB
|
WS-X6408A-GBIC
|
8 x GE GBIC
|
1Q4T
|
2Q2T
|
512 KB
|
73 KB
|
439 KB
|
WS-X6416-GE-MT
|
16 x 10/100/1000
|
1P1Q4T
|
1P2Q2T
|
512 KB
|
73 KB
|
439 KB
|
WS-X6416-GBIC
|
16 x GE GBIC
|
1P1Q4T
|
1P2Q2T
|
512 KB
|
73 KB
|
439 KB
|
C6880-X-16P10G
|
16 x 10GE SFP+
|
1p7q4t
|
1p7q4t
|
about 50 MB per group
|
1.25 MB or 1.5 MB
|
24 MB or 48 MB
|
Opinions herein are solely those of jim warner. The University has no opinions, and if they did, these would not be them.