728374-B21 HP® Xeon® E5-4640 v3 1.9GHz BL660c G9 Wholesale 728374-B21 HP® Xeon® E5-4640 v3 1.9GHz BL660c G9, Price 728374-B21

Description:
HP Intel® Xeon® E5-4640 v3 BL660c G9
(1.9GHz/12-core/30MB/105W)
2-Full Processor Option Kit

Part Number(s)
Manufacturer Part# 728374-B21

This Full Processor Option Kit includes:
Manufacturer Part# 777686-001
BL660c G9 Standard Heatsink for CPU 2
OR
Manufacturer Part# 779547-B21
BL660c G9 Standard Heatsink for CPU 3+4

Note: Please specify required Heatsink (CPU 2 or 3+4)
in comments box at checkout

Manufacturer Part# 791913-001
Intel® Xeon® E5-4640 v3 Twelve-Core 64-bit Processor
1.9GHz (Haswell) 30MB Level-3 Cache
Intel QuickPath Interconnect (QPI) Speed 5.0 GT/s
105 Watt Thermal Design Power (TDP)
Socket LGA2011-3


Overview:
Intel® Xeon® E5-4640 v3 Twelve-Core 64-bit CPU 1.9GHz Haswell 30MB Level-3 Cache 105 Watt TDP Socket LGA2011-3

Specifications:
Category	Proliant Processor
Sub-Category	Intel Xeon
Generation	G9
Part Number	728374-B21
Products ID	1487333
Product Type	Processor Kit
Processor Type	Intel Xeon
Processor Core	Dodeca-Core
Processor Qty	1
Clock Speed	1.9GHz
QuickPath Interconnect	8GT/s
Number of Threads	24
L2 Cache	3MB
L3 Cache	30MB
64-bit Processing	Yes
Process Technology	22nm
Processor Socket	Socket LGA-2011
Thermal Design Power	105W

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	Intel® Xeon® E5-4640 v3 Twelve-Core 64-bit CPU 1.9GHz Haswell 30MB Level-3 Cache 105 Watt TDP Socket LGA2011-3

Genuine HPE Processor Kit*

*Includes Processor(s), Heatsink(s) and Fan(s)

728374-B21 HP® Xeon® E5-4640 v3 1.9GHz BL660c G9

728374-B21 G9 Intel Xeon

Part#: 728374-B21

Quantity: 7 In stock

Warranty: Lifetime

Usually Ships: Same Day

Condition: Refurbished

Other conditions available: New 728374-B21

Price: $625.95

728374-B21 Lifetime Warranty

Part# 728374-B21
and Products ID 1487333
Purchased after January 01 2012 is covered by an
Unconditional Lifetime Warranty
for as long as you own your server

Lifetime Warranty $0.00

Genuine HP 728374-B21

Security ID

1487333

S/C: 714873331 PN: 728374-B21

This product will have a
Genuine HPE security sticker.
We do not sell 3rd party HPE products.

Genuine Hewlett-Packard 728374-B21

This product is a Genuine HP Certified Processor Kit

728374-B21 Compatible Servers and Storage Arrays:

HP Proliant BL Series: BL660c (G9)

728374-B21 Flat Rate Shipping Options


We have 7 pieces of 728374-B21 in stock and ready to ship as of Wednesday 3rd of June 2026

Shipping Options: 728374-B21

Ships Same Day:

This product has a 30 Day return and a Lifetime replacement warranty.

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Manufacturer Part# 728374-B21

Condition :	Refurbished	Usually Ships :	Same Day
Warranty :	Lifetime	Dim weight :	1.00 lbs
Packaging :	Sealed Static Bag	Factory original :	728374-B21

728374-B21 HP® Xeon® E5-4640 v3 1.9GHz BL660c G9

Price: $625.95

BL660c G9 Processor Option Kits

Proliant BL660c G9 - Processor Kits

Proliant BL660c G9 Six-Core Intel Xeon v3 Processor Kits

792028-B21 HP BL660c G9 Six-Core Intel Xeon E5-4655v3 (2.9GHz, 30MB, 135W) 2-processor Kit

Proliant BL660c G9 Eight-Core Intel Xeon v4 Processor Kits

844379-B21 HP BL660c G9 Eight-Core Intel Xeon E5-4655v4 (3.2GHz, 30MB, 135W) 2-Processor Kit

Proliant BL660c G9 Ten-Core Intel Xeon v3 Processor Kits

728378-B21 HP BL660c G9 Ten-Core Intel Xeon E5-4610v3 (1.7GHz, 25MB, 105W) 2-Processor Kit

728376-B21 HP BL660c G9 Ten-Core Intel Xeon E5-4620v3 (2.0GHz, 25MB, 105W) 2-Processor Kit

728384-B21 HP BL660c G9 Ten-Core Intel Xeon E5-4627v3 (2.6GHz, 25MB, 135W) 2-Processor Kit

Proliant BL660c G9 Ten-Core Intel Xeon v4 Processor Kits

844374-B21 HP BL660c G9 Ten-Core Intel Xeon E5-4620v4 (2.4GHz, 25MB, 105W) 2-Processor Kit

844375-B21 HP BL660c G9 Ten-Core Intel Xeon E5-4610v4 (1.8GHz, 25MB, 105W) 2-Processor Kit

844378-B21 HP BL660c G9 Ten-Core Intel Xeon E5-4627v4 (3.2GHz, 25MB, 135W) 2-Processor Kit

Proliant BL660c G9 Twelve-Core Intel Xeon v3 Processor Kits

728374-B21 HP BL660c G9 Twelve-Core Intel Xeon E5-4640v3 (1.9GHz, 30MB, 105W) 2-Processor Kit

728372-B21 HP BL660c G9 Twelve-Core Intel Xeon E5-4650v3 (2.1GHz, 30MB, 105W) 2-Processor Kit

Proliant BL660c G9 Twelve-Core Intel Xeon v4 Processor Kits

844373-B21 HP BL660c G9 Twelve-Core Intel Xeon E5-4640v4 (2.3GHz, 30MB, 105W) 2-Processor Kit

Proliant BL660c G9 Fourteen-Core Intel Xeon v3 Processor Kits

728370-B21 HP BL660c G9 Fourteen-Core Intel Xeon E5-4660v3 (2.1GHz, 35MB, 120W) 2-Processor Kit

Proliant BL660c G9 Fourteen-Core Intel Xeon v4 Processor Kits

844372-B21 HP BL660c G9 Fourteen-Core Intel Xeon E5-4650v4 (2.4GHz, 35MB, 105W) 2-Processor Kit

Proliant BL660c G9 Sixteen-Core Intel Xeon v3 Processor Kits

728382-B21 HP BL660c G9 Sixteen-Core Intel Xeon E5-4667v3 (2.0GHz, 40MB, 135W) 2-Processor Kit

Proliant BL660c G9 Sixteen-Core Intel Xeon v4 Processor Kits

844371-B21 HP BL660c G9 Sixteen-Core Intel Xeon E5-4660v4 (2.5GHz, 40MB, 120W) 2-Processor Kit

Proliant BL660c G9 Eighteen-Core Intel Xeon v3 Processor Kits

728380-B21 HP BL660c G9 Eighteen-Core Intel Xeon E5-4669v3 (2.1GHz, 45MB, 135W) 2-Processor Kit

Proliant BL660c G9 Eighteen-Core Intel Xeon v4 Processor Kits

844377-B21 HP BL660c G9 Eighteen-Core Intel Xeon E5-4667v4 (2.5GHz, 45MB, 135W) 2-Processor Kit

Proliant BL660c G9 Twenty-Two-Core Intel Xeon v3 Processor Kits

844376-B21 HP BL660c G9 Twenty-Two-Core Intel Xeon E5-4669v4 (2.5GHz, 55MB, 135W) 2-Processor Kit

Proliant Processors

Proliant DL Processors
Proliant DL20 G9 G10 G10+ G11	Proliant DL60 G9
Proliant DL80 G9	Proliant DL120 G5 G6 G7 G9
Proliant DL145 G11	Proliant DL160 G5 G5p G6 G8 G9 G10
Proliant DL165 G5 G5p G6 G7	Proliant DL170e G6 h G6
Proliant DL180 G5 G6 G9 G10	Proliant DL320 G5 G5p G6 G8 G11 G12
Proliant DL325 G10 G10+ G11	Proliant DL340 G12
Proliant DL345 G10+ G11 G12	Proliant DL360 G8e G8p G9 G10 G10+ G11 G12
Proliant DL365 G5 G10+ G11	Proliant DL380 G8e G8p G9 G10 G10+ G11 G11a G12 G12a
Proliant DL384 G12	Proliant DL385 G6 G7 G8p G10 G10+ G11
Proliant DL388 G9 G10	Proliant DL560 G8 G9 G10 G11
Proliant DL580 G5 G7 G8 G9 G10 G12	Proliant DL585 G5 G6 G7
Proliant DL785 G5 G6	Proliant DL980 G7

Proliant DX Processors
Proliant DX380 G10

Proliant ML Processors
Proliant ML30 G9 G10 G10+ G11	Proliant ML110 G5 G7 G9 G10 G11
Proliant ML115 G5	Proliant ML150 G5 G6 G9
Proliant ML310 G5 G5p G8e	Proliant ML330 G6
Proliant ML350 G8e G8p G9 G10 G11 G12	Proliant ML370 G5 G6
Proliant ML570 G5

Proliant RL Processors
Proliant RL300 G11

Proliant SL Processors
Proliant SL160z G6	Proliant SL165s G7
Proliant SL165z G6 G7	Proliant SL170s G6
Proliant SL170z G6	Proliant SL230s G8
Proliant SL250s G8	Proliant SL270s G8
Proliant SL2x170z G6	Proliant SL335s G7
Proliant SL390s G7	Proliant SL4540 G8
Proliant SL4545 G7

Proliant BL Processors
Proliant BL280c G6	Proliant BL2x220c G5 G7
Proliant BL420c G8	Proliant BL460c G6 G7 G8 G9 G10
Proliant BL465c G6 G7 G8	Proliant BL620c G7
Proliant BL660c G8 G9	Proliant BL680c G5 G7
Proliant BL685c G6 G7

Proliant XL Processors
Proliant XL170r G9	Proliant XL190r G9
Proliant XL220a G8	Proliant XL230a G9
Proliant XL250a G9	Proliant XL450 G9
Proliant XL730f G9	Proliant XL740f G9
Proliant XL750f G9

Proliant Server Options

Proliant DL Server Options
Proliant DL20 G9 G10 G10+ G11	Proliant DL60 G9
Proliant DL80 G9	Proliant DL120 G5 G6 G7 G9
Proliant DL145 G11	Proliant DL160 G5 G5p G6 G8 G9 G10
Proliant DL165 G5 G5p G6 G7	Proliant DL170e G6 h G6
Proliant DL180 G5 G6 G9 G10	Proliant DL320 G5 G5p G6 G8 G11 G12
Proliant DL325 G10 G10+ G11	Proliant DL340 G12
Proliant DL345 G10+ G11 G12	Proliant DL360 G8e G8p G9 G10 G10+ G11 G12
Proliant DL365 G5 G10+ G11	Proliant DL380 G8e G8p G9 G10 G10+ G11 G11a G12 G12a
Proliant DL384 G12	Proliant DL385 G6 G7 G8p G10 G10+ G11
Proliant DL388 G9 G10	Proliant DL560 G8 G9 G10 G11
Proliant DL580 G5 G7 G8 G9 G10 G12	Proliant DL585 G5 G6 G7
Proliant DL785 G5 G6	Proliant DL980 G7

Proliant DX Server Options
Proliant DX380 G10

Proliant ML Server Options
Proliant ML30 G9 G10 G10+ G11	Proliant ML110 G7 G9 G10 G11
Proliant ML115 G5	Proliant ML150 G6 G9
Proliant ML310 G8e	Proliant ML330 G6
Proliant ML350 G8e G8p G9 G10 G11 G12	Proliant ML370 G5 G6
Proliant ML570 G5

Proliant RL Server Options
Proliant RL300 G11

Proliant SL Server Options
Proliant SL160z G6	Proliant SL165s G7
Proliant SL165z G6 G7	Proliant SL170s G6
Proliant SL170z G6	Proliant SL230s G8
Proliant SL250s G8	Proliant SL270s G8
Proliant SL2x170z G6	Proliant SL335s G7
Proliant SL390s G7	Proliant SL4540 G8
Proliant SL4545 G7

Proliant BL Server Options
Proliant BL280c G6	Proliant BL2x220c G5 G7
Proliant BL420c G8	Proliant BL460c G6 G7 G8 G9 G10
Proliant BL465c G6 G7 G8	Proliant BL620c G7
Proliant BL660c G8 G9	Proliant BL680c G5 G7
Proliant BL685c G6 G7

Proliant XL Server Options
Proliant XL170r G9	Proliant XL190r G9
Proliant XL220a G8	Proliant XL230a G9
Proliant XL250a G9	Proliant XL450 G9
Proliant XL730f G9	Proliant XL740f G9
Proliant XL750f G9