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
    • LIFEBOOK AH50/K1 Intel® Core™ i7 i7-1255U Laptop:Blue, Metallic
    • LIFEBOOK PH77/J3 Intel Core Ultra 7 155H Laptop:Grey
  • Processor family
    • LIFEBOOK AH50/K1 Intel® Core™ i7 i7-1255U Laptop:Intel® Core™ i7
    • LIFEBOOK PH77/J3 Intel Core Ultra 7 155H Laptop:Intel Core Ultra 7
  • Processor model
    • LIFEBOOK AH50/K1 Intel® Core™ i7 i7-1255U Laptop:i7-1255U
    • LIFEBOOK PH77/J3 Intel Core Ultra 7 155H Laptop:155H
  • Processor cores
    • LIFEBOOK AH50/K1 Intel® Core™ i7 i7-1255U Laptop:10
    • LIFEBOOK PH77/J3 Intel Core Ultra 7 155H Laptop:16
  • Processor threads
    • LIFEBOOK AH50/K1 Intel® Core™ i7 i7-1255U Laptop:12
    • LIFEBOOK PH77/J3 Intel Core Ultra 7 155H Laptop:22
  • Processor boost frequency
    • LIFEBOOK AH50/K1 Intel® Core™ i7 i7-1255U Laptop:4.7 GHz
    • LIFEBOOK PH77/J3 Intel Core Ultra 7 155H Laptop:4.8 GHz
  • Performance cores
    • LIFEBOOK AH50/K1 Intel® Core™ i7 i7-1255U Laptop:2
    • LIFEBOOK PH77/J3 Intel Core Ultra 7 155H Laptop:6
  • Performance-core Max Turbo Frequency
    • LIFEBOOK AH50/K1 Intel® Core™ i7 i7-1255U Laptop:4.7 GHz
    • LIFEBOOK PH77/J3 Intel Core Ultra 7 155H Laptop:4.8 GHz

Side by side

Differences highlightedShow differences only (off)
Comparison of AH50/K1, PH77/J3
101 specifications
Design1 differ
Product typeLaptopLaptop
Product colourDiffersBlue, MetallicGrey
Form factorClamshellClamshell
Certified refurbishedNoNo
Displayidentical
Display diagonal40.6 cm (16")40.6 cm (16")
Display resolution1920 x 1200 pixels1920 x 1200 pixels
TouchscreenNoNo
HD typeWUXGAWUXGA
LED backlightYesYes
Processor13 differ
Processor manufacturerIntelIntel
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
Efficient cores88
Low Power Efficient-coresKnown for oneUnknown — not stated by the source2
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 oneUnknown — not stated by the source2.5 GHz
Performance-core base frequencyKnown for oneUnknown — not stated by the source1.4 GHz
Efficient-core base frequencyKnown for oneUnknown — not stated by the source0.9 GHz
Low Power Efficient-core Base FrequencyKnown for oneUnknown — not stated by the source700 MHz
Processor cacheDiffers12 MB24 MB
Processor cache typeSmart CacheSmart Cache
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 oneUnknown — not stated by the sourceIntel AI Boost
Sparsity supportKnown for oneUnknown — not stated by the sourceYes
Windows Studio effects supportKnown for oneUnknown — not stated by the sourceYes
AI software frameworks supported by NPUKnown for oneUnknown — not stated by the sourceDirectML, ONNX RT, OpenVINO, Windows ML
Total processor performance up toKnown for oneUnknown — not stated by the source33 TOPs
NPU performance up toKnown for oneUnknown — not stated by the source11 TOPs
GPU performance up toKnown for oneUnknown — not stated by the source18 TOPs
Memory3 differ
Internal memory16 GB16 GB
Internal memory typeDiffersDDR5-SDRAMLPDDR5-SDRAM
Memory clock speedDiffers4800 MHz6400 MHz
Maximum internal memoryDiffers64 GB16 GB
Memory form factorKnown for oneSO-DIMMUnknown — not stated by the source
Storage1 differ
Total storage capacity512 GB512 GB
Storage mediaSSDSSD
Total SSDs capacity512 GB512 GB
SSD interfacePCI Express 4.0PCI Express 4.0
Optical drive typeDiffersDVD Super Multi DLNo
Card reader integratedKnown for oneYesUnknown — not stated by the source
Graphics1 differ
On-board graphics cardYesYes
Discrete graphics cardNoNo
Discrete graphics card modelNot availableNot available
On-board GPU manufacturerIntelIntel
On-board graphics card familyKnown for oneUnknown — not stated by the sourceIntel Arc Graphics
On-board graphics card modelDiffersIntel® UHD GraphicsIntel Arc Graphics
Audioidentical
Number of built-in speakers22
Built-in microphoneYesYes
Number of microphones22
Cameraidentical
Front cameraYesYes
Front camera resolution (numeric)Known for oneUnknown — not stated by the source5 MP
Privacy cameraYesYes
Privacy typePrivacy shutterPrivacy shutter
Front camera HD typeKnown for oneFull HDUnknown — not stated by the source
Network3 differ
Mobile network connectionNoNo
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)
BluetoothYesYes
Bluetooth versionDiffers5.35.4
MIMOYesYes
MIMO typeMulti User MIMOMulti User MIMO
Ethernet LANKnown for oneYesUnknown — not stated by the source
Ethernet LAN data ratesKnown for one10,100,1000 Mbit/sUnknown — not stated by the source
Ports & interfaces1 differ
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers12
HDMI ports quantity11
Thunderbolt 4 ports quantityKnown for oneUnknown — not stated by the source2
Combo headphone/mic portYesYes
USB 2.0 ports quantityKnown for one0Unknown — not stated by the source
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantityKnown for one0Unknown — not stated by the source
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantityKnown for one1Unknown — not stated by the source
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityKnown for one1Unknown — not stated by the source
USB4 Gen 3x2 ports quantityKnown for one1Unknown — not stated by the source
Ethernet LAN (RJ-45) portsKnown for one1Unknown — not stated by the source
Keyboardidentical
Numeric keypadYesYes
Keyboard languageJapaneseJapanese
Physical layoutJISJIS
Keyboard number of keysKnown for one108Unknown — not stated by the source
Softwareidentical
Operating system installedWindows 11 HomeWindows 11 Home
Operating system architecture64-bit64-bit
Battery1 differ
Battery technologyLithium-Ion (Li-Ion)Lithium-Ion (Li-Ion)
Battery capacityDiffers50 Wh63 Wh
Poweridentical
USB Type-C charging portYesYes
USB Power Delivery (USB PD)YesYes
Securityidentical
Windows HelloKnown for oneUnknown — not stated by the sourceYes
Operational conditionsidentical
Operating temperature (T-T)5 - 35 °C5 - 35 °C
Storage temperature (T-T)-10 - 60 °C-10 - 60 °C
Operating relative humidity (H-H)20 - 80%20 - 80%
Storage relative humidity (H-H)20 - 80%20 - 80%
Weight & dimensions4 differ
WeightDiffers1.9 kg1.68 kg
WidthDiffers360 mm355 mm
DepthDiffers243.5 mm243 mm
HeightDiffers26.8 mm19.7 mm
Packaging contentidentical
AC adapter includedYesYes

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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