List of Intel P6-based Xeon microprocessors

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Main article: Lists of Xeon microprocessors

Pentium II Xeon[]

"Drake" (250 nm)[]

  • All models support: MMX
  • All models support quad-processor configurations
Model
number 		sSpec
number 		Frequency L2
cache 		FSB Mult. Voltage TDP Socket Release date Part
number(s) 		Release
price (USD)
Pentium II Xeon 400
  • SL2RH (B0)
  • SL344 (B0)
  • SL34H (B1)
  • SL35N (B1)
 400 MHz 512 KB 100 MT/s 4× 2.0 V
30.8 W
June 1998
  • 80523KX400512
  • BX80523KX400512
  • BX80523KX40N512
 $1124
Pentium II Xeon 400
  • SL2NB (B0)
  • SL345 (B0)
  • SL34J (B1)
  • SL35P (B1)
 400 MHz 1 MB 100 MT/s 4× 2.0 V
38.1 W
  • Slot 2
 June 1998
  • 80523KX4001M
  • BX80523KX40
  • BX80523KX40
 $2836
Pentium II Xeon 450
  • SL2XJ (B1)
  • SL354 (B1)
  • SL36W (B1)
  • SL33T (B1)
 450 MHz 512 KB 100 MT/s 4.5× 2.0 V
34.5 W
  • Slot 2
 October 1998
  • 80523KX450512
  • BX80523KX450512
  • BX80523KX45G512
 $824
Pentium II Xeon 450
  • SL2XK (B1)
  • SL33U (B1)
 450 MHz 1 MB 100 MT/s 4.5× 2.0 V
42.8 W
  • Slot 2
 January 1999
  • 80523KX4501M
  • BX80523KX4501M
 $1980
Pentium II Xeon 450
  • SL2XL (B1)
  • SL33V (B1)
 450 MHz 2 MB 100 MT/s 4.5× 2.0 V
46.7 W
  • Slot 2
 January 1999
  • 80523KX4502M
  • BX80523KX4502M
 $3692

Pentium III Xeon[]

"Tanner" (250 nm)[]

  • Based on P6 microarchitecture
  • All models support: MMX, SSE
  • All models support quad-processor configurations
  • Die size: 123 mm²
  • Steppings: B0, C0
Model
number 		sSpec
number 		Frequency L2
cache 		FSB Mult. Voltage TDP Socket Release date Part
number(s) 		Release
price (USD)
Pentium III Xeon 500
  • SL2XU (B0)
  • SL3C9 (B0)
  • SL385 (C0)
  • SL3D9 (C0)
 500 MHz 512 KB 100 MT/s 5× 2.0 V
36 W
March 17, 1999
  • 80525KX500512
  • 80525KY500512
 $931
Pentium III Xeon 500
  • SL2XV (B0)
  • SL3CA (B0)
  • SL386 (C0)
  • SL3DA (C0)
 500 MHz 1 MB 100 MT/s 5× 2.0 V
44 W
  • Slot 2
 March 17, 1999
  • 80525KX5001M
  • 80525KY5001M
 $1980
Pentium III Xeon 500
  • SL2XW (B0)
  • SL3CB (B0)
  • SL387 (C0)
  • SL3DB (C0)
 500 MHz 2 MB 100 MT/s 5× 2.0 V
36.2 W
  • Slot 2
 March 17, 1999
  • 80525KX5002M
  • 80525KY5002M
 $3692
Pentium III Xeon 550
  • SL3FK (C0)
  • SL3FR (C0)
  • SL3LM (C0)
  • SL3Y4 (C0)
  • SL3AJ (C0)
 550 MHz 512 KB 100 MT/s 5.5× 2.0 V
34 W
  • Slot 2
 April 7, 1999
  • 80525KY550512
 OEM
Pentium III Xeon 550
  • SL3LN (C0)
  • SL3TW (C0)
  • SL3CE (C0)
 550 MHz 1 MB 100 MT/s 5.5× 2.0 V
34 W
  • Slot 2
 August 23, 1999
  • 80525KY5501M
 OEM
Pentium III Xeon 550
  • SL3CF (C0)
  • SL3LP (C0)
 550 MHz 2 MB 100 MT/s 5.5× 2.0 V
34 W
  • Slot 2
 August 23, 1999
  • 80525KY5502M
 OEM

"Cascades" (180 nm)[]

  • All models support: MMX, SSE
  • Only Xeon 700 and 900 are capable of quad processor configurations
  • ALL models shipped in either 2.8v, 5v, or 12v voltage variants
Model
number 		sSpec
number 		Frequency L2
cache 		FSB Mult. Voltage TDP Socket Release date Part
number(s) 		Release
price (USD)
Pentium III Xeon 600
  • SL3BJ (A2)
  • SL3WM (B0)
  • SL3BK (A2)
  • SL3WN (B0)
  • SL3SS (A2)
 600 MHz 256 KB 133 MT/s 4.5× 2.8–12 V
19.2 W
  • Slot 2
 October 1999
  • 80526KZ600256
  • BX80526KZ600256
 $505
Pentium III Xeon 667
  • SL3BL (A2)
  • SL3WP (B0)
  • SL3DC (A2)
  • SL3WQ (B0)
  • SL3ST (A2)
 667 MHz 256 KB 133 MT/s 5× 2.8–12 V
21.3 W
  • Slot 2
 October 25, 1999
  • 80526KZ667256
 OEM
Pentium III Xeon 700
  • SL3U4, SL4GD, SL3U5, SL4GE (A0)
  • SL49P, SL49Q, SL4RZ (A1)
  • SL4XU (B1)
  • SL5D4, SL4XV (B0)
 700 MHz 1 MB 100 MT/s 7× 2.8–12 V
29.6 W
  • Slot 2
 May 22, 2000
  • 80526KY7001M
 OEM
Pentium III Xeon 700
  • SL49R, SL49S, SL4R3 (A1)
  • SL3WZ, SL4GF, SL3X2, SL4GG (A0)
  • SL4XW, SL5D5, SL4XX (B0)
 700 MHz 2 MB 100 MT/s 7× 2.8–12 V
29.6 W
  • Slot 2
 May 22, 2000
  • 80526KY7002M
 OEM
Pentium III Xeon 733
  • SL3SF (A2)
  • SL3SG (A2)
  • SL3SU (A2)
  • SL3WR (B0)
  • SL3WS (B0)
  • SL4H6 (C0)
  • SL4H7 (C0)
 733 MHz 256 KB 133 MT/s 5.5× 2.8–12 V
23.3 W
  • Slot 2
 October 25, 1999
  • 80526KZ733256
 OEM
Pentium III Xeon 800
  • SL3V2 (A2)
  • SL3V3 (A2)
  • SL3VU (A2)
  • SL3WT (B0)
  • SL3WU (B0)
  • SL4H8 (C0)
  • SL4H9 (C0)
 800 MHz 256 KB 133 MT/s 6× 2.8–12 V
25.4 W
  • Slot 2
 January 12, 2000
  • 80526KZ800256
 OEM
Pentium III Xeon 866
  • SL3WV (B0)
  • SL3WW (B0)
  • SL4PZ (B0)
  • SL4HA (C0)
  • SL4HB (C0)
  • SL4U2 (C0)
 867 MHz 256 KB 133 MT/s 6.5× 2.8–12 V
29.6 W
  • Slot 2
 March 13, 2000
  • 80526KZ866256
  • BX80526KZ866256
  • BX80526KB866256
 OEM
Pentium III Xeon 900
  • SL4XY (B0)
  • SL4XZ (B0)
  • SL5D3 (B0)
 900 MHz 2 MB 100 MT/s 9× 2.8–12 V
39.3 W
  • Slot 2
 March 21, 2001
  • 80526KY9002M
 OEM
Pentium III Xeon 933
  • SL3WX (B0)
  • SL3WY (B0)
  • SL4HC (C0)
  • SL4HD (C0)
  • SL4R9 (C0)
  • SL4U3 (C0)
 933 MHz 256 KB 133 MT/s 7× 2.8–12 V
29.6 W
  • Slot 2
 July 2000
  • 80526KZ933256
  • 80526KB933256
 OEM
Pentium III Xeon 1.00
  • SL4HE (C0)
  • SL4HF (C0)
  • SL4Q2 (C0)
 1000 MHz 256 KB 133 MT/s 7.5× 2.8–12 V
30.8 W
  • Slot 2
 August 22, 2000
  • 80526KZ1000256
  • 80526KB001256
 OEM

References[]

  • "CeBIT: Intel shows 500MHz Pentium III Xeon servers". ZDNet. Retrieved 18 December 2019.
  • "Intel Pentium III Xeon microprocessor family". CPU World. Retrieved 18 December 2019.
  • "Legacy Intel® Xeon® Processors Product Specifications". ark.intel.com. Intel. Retrieved 18 December 2019.
  • "Products formerly Tanner". ark.intel.com. Intel. Retrieved 18 December 2019.
  • "Products formerly Cascades". ark.intel.com. Intel. Retrieved 18 December 2019.
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