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Product comparison · 2 laptops

Fujitsu LIFEBOOK AH50/K1 Intel® Core™ i7 i7-1255U Laptop vs Fujitsu LIFEBOOK PH77/J3 Intel Core Ultra 7 155H Laptop

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  • 73specifications compared
  • 28differ
  • 45identical
  • 28known for one product only

Key differences

  • Product colour
    • Blue, Metallic
    • Grey
  • Processor family
    • Intel® Core™ i7
    • Intel Core Ultra 7
  • Processor model
    • i7-1255U
    • 155H
  • Processor cores
    • 10
    • 16
  • Processor threads
    • 12
    • 22
  • Processor boost frequency
    • 4.7 GHz
    • 4.8 GHz
  • Performance cores
    • 2
    • 6
  • Performance-core Max Turbo Frequency
    • 4.7 GHz
    • 4.8 GHz

Side by side

Differences highlightedShow differences only
101 specifications
A

Fujitsu

LIFEBOOK AH50/K1 Intel® Core™ i7 i7-1255U Laptop

Model AH50/K1

View product
B

Fujitsu

LIFEBOOK PH77/J3 Intel Core Ultra 7 155H Laptop

Model PH77/J3

View product
Design1 differ
Product colourDiffersBlue, MetallicGrey
Processor13 differ
Processor familyDiffersIntel® Core™ i7Intel Core Ultra 7
Processor generationDiffers12th gen Intel® Core™ i7Intel® Core™ Ultra (Series 1)
Processor modelDiffersi7-1255U155H
Processor coresDiffers1016
Processor threadsDiffers1222
Processor boost frequencyDiffers4.7 GHz4.8 GHz
Performance coresDiffers26
Low Power Efficient-coresKnown for one2
Performance-core Max Turbo FrequencyDiffers4.7 GHz4.8 GHz
Efficient-core Max Turbo FrequencyDiffers3.5 GHz3.8 GHz
Low Power Efficient-core Max Turbo FrequencyKnown for one2.5 GHz
Performance-core base frequencyKnown for one1.4 GHz
Efficient-core base frequencyKnown for one0.9 GHz
Low Power Efficient-core Base FrequencyKnown for one700 MHz
Processor cacheDiffers12 MB24 MB
Processor socketDiffersBGA 1744BGA 2049
Maximum turbo powerDiffers55 W115 W
Processor base powerDiffers15 W28 W
Neural processor unit (NPU)identical
Neural processor unit (NPU)Known for oneIntel AI Boost
Sparsity supportKnown for oneYes
Windows Studio effects supportKnown for oneYes
AI software frameworks supported by NPUKnown for oneDirectML, ONNX RT, OpenVINO, Windows ML
Total processor performance up toKnown for one33 TOPs
NPU performance up toKnown for one11 TOPs
GPU performance up toKnown for one18 TOPs
Memory3 differ
Internal memory typeDiffersDDR5-SDRAMLPDDR5-SDRAM
Memory clock speedDiffers4800 MHz6400 MHz
Maximum internal memoryDiffers64 GB16 GB
Memory form factorKnown for oneSO-DIMM
Storage1 differ
Optical drive typeDiffersDVD Super Multi DLNo
Card reader integratedKnown for oneYes
Graphics1 differ
On-board graphics card familyKnown for oneIntel Arc Graphics
On-board graphics card modelDiffersIntel® UHD GraphicsIntel Arc Graphics
Cameraidentical
Front camera resolution (numeric)Known for one5 MP
Front camera HD typeKnown for oneFull HD
Network3 differ
Top Wi-Fi standardDiffersWi-Fi 6E (802.11ax)Wi-Fi 7 (802.11be)
Wi-Fi standardsDiffers802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6E (802.11ax)802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6E (802.11ax), Wi-Fi 7 (802.11be)
Bluetooth versionDiffers5.35.4
Ethernet LANKnown for oneYes
Ethernet LAN data ratesKnown for one10,100,1000 Mbit/s
Ports & interfaces1 differ
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers12
Thunderbolt 4 ports quantityKnown for one2
USB 2.0 ports quantityKnown for one0
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantityKnown for one0
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantityKnown for one1
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityKnown for one1
USB4 Gen 3x2 ports quantityKnown for one1
Ethernet LAN (RJ-45) portsKnown for one1
Keyboardidentical
Keyboard number of keysKnown for one108
Battery1 differ
Battery capacityDiffers50 Wh63 Wh
Securityidentical
Windows HelloKnown for oneYes
Weight & dimensions4 differ
WeightDiffers1.9 kg1.68 kg
WidthDiffers360 mm355 mm
DepthDiffers243.5 mm243 mm
HeightDiffers26.8 mm19.7 mm

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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