Product comparison · 2 cpus

HP Intel Xeon E7420 vs HP Intel Xeon L7455

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  • 30specifications compared
  • 7differ
  • 23identical
  • 0known for one product only

Key differences

The HP Intel Xeon L7455 has 2 more processor cores than the HP Intel Xeon E7420 (6 vs 4). The HP Intel Xeon L7455 has 4 MB more processor cache than the HP Intel Xeon E7420 (12 MB vs 8 MB). The HP Intel Xeon E7420 has 25 W more thermal Design Power (TDP) than the HP Intel Xeon L7455 (90 W vs 65 W). Processor model: E7420 on the HP Intel Xeon E7420, L7455 on the HP Intel Xeon L7455. VID Voltage Range: 0.900 - 1.450 V on the HP Intel Xeon E7420, 0.9000 - 1.4500 V on the HP Intel Xeon L7455.

  • Processor model
    • Intel Xeon E7420:E7420
    • Intel Xeon L7455:L7455
  • Processor cores
    • Intel Xeon E7420:4
    • Intel Xeon L7455:6
  • Processor cache
    • Intel Xeon E7420:8 MB
    • Intel Xeon L7455:12 MB
  • Thermal Design Power (TDP)
    • Intel Xeon E7420:90 W
    • Intel Xeon L7455:65 W
  • VID Voltage Range
    • Intel Xeon E7420:0.900 - 1.450 V
    • Intel Xeon L7455:0.9000 - 1.4500 V
  • Tcase
    • Intel Xeon E7420:68 °C
    • Intel Xeon L7455:73 °C
  • Compatibility
    • Intel Xeon E7420:DL580 G5
    • Intel Xeon L7455:BL680C G5 2P

Side by side

Differences highlightedShow differences only (off)
Comparison of Intel Xeon E7420, Intel Xeon L7455
30 specifications
Processor5 differ
Processor familyIntel® Xeon® 7000 SequenceIntel® Xeon® 7000 Sequence
Processor modelDiffersE7420L7455
Processor base frequency2.13 GHz2.13 GHz
Processor coresDiffers46
Processor socketSocket 604 (mPGA604)Socket 604 (mPGA604)
Processor lithography45 nm45 nm
Component forServer/workstationServer/workstation
Processor operating modes64-bit64-bit
Processor cacheDiffers8 MB12 MB
Processor cache typeL2L2
Processor front side bus1066 MHz1066 MHz
Thermal Design Power (TDP)Differs90 W65 W
VID Voltage RangeDiffers0.900 - 1.450 V0.9000 - 1.4500 V
FSB ParityYesYes
Graphicsidentical
On-board graphics cardNoNo
Featuresidentical
Execute Disable BitYesYes
Idle StatesNoNo
Market segmentServerServer
Number of Processing Die Transistors1900 M1900 M
Processing Die size503 mm²503 mm²
Embedded options availableNoNo
Processor special featuresidentical
Enhanced Intel SpeedStep TechnologyNoNo
Intel Trusted Execution TechnologyNoNo
Intel® Hyper Threading Technology (Intel® HT Technology)NoNo
Intel® Turbo Boost TechnologyNoNo
Intel Demand Based SwitchingYesYes
Intel Virtualization Technology (VT-x)YesYes
Operational conditions1 differ
TcaseDiffers68 °C73 °C
Other features1 differ
Intel® Virtualization Technology (Intel® VT)VT-xVT-x
CompatibilityDiffersDL580 G5BL680C G5 2P

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