HP D78CHPA PC/workstation Intel Core Ultra 9 285K
HP

D78CHPA PC/workstation Intel Core Ultra 9 285K

64 GB DDR5-SDRAM NVIDIA GeForce RTX 5090 Windows 11 Pro Tower Liquid cooling system AI PC Black

Model D78CHPA

79 specifications
  • ProcessorIntel Core Ultra 9
  • Memory64 GB
  • GraphicsNVIDIA GeForce RTX 5090
  • SpeedWi-Fi 7 (802.11be)
  • TypePC
  • OSWindows 11 Pro
See all specifications

Overview

Processor
Intel Core Ultra 9
Memory
64 GB
Graphics
NVIDIA GeForce RTX 5090
Speed
Wi-Fi 7 (802.11be)
Type
PC
OS
Windows 11 Pro
Brand
HP
Model
D78CHPA
Part number
D78CHPA
Also known as
HP D78CHPA PC/workstation Intel Core Ultra 9 285K 64 GB DDR5-SDRAM NVIDIA GeForce RTX 5090 Windows 11 Pro Tower Liquid cooling system AI PC Black

Specifications

79 specifications in 19 groups

Processor

SpecificationValue
Processor manufacturerIntel
Processor familyIntel Core Ultra 9
Processor model285K
Processor cores24
Processor threads24
Processor boost frequency5.7 GHz
Processor cache36 MB
Processor cache typeL3

Neural processor unit (NPU)

SpecificationValue
Neural processor unit (NPU)Intel AI Boost
NPU performance up to13 TOPs

Memory

SpecificationValue
Internal memory64 GB
Maximum internal memory128 GB
Internal memory typeDDR5-SDRAM
Memory layout (slots x size)2 x 32 GB
Memory slots4x DIMM
Memory clock speed6000 MHz
Internal memory manufacturerKingston
Memory module typeUDIMM

Storage

SpecificationValue
Number of storage drives installed1

Graphics

SpecificationValue
Discrete graphics cardYes
On-board graphics cardYes
Discrete GPU manufacturerNVIDIA
Discrete graphics card modelNVIDIA GeForce RTX 5090
Discrete graphics card memory32 GB
Discrete graphics memory typeGDDR7
Number of discrete graphics cards1
On-board GPU manufacturerIntel
On-board graphics card familyIntel® Graphics
On-board graphics card modelIntel® Graphics

Performance

SpecificationValue
Product typePC
Market positioningGaming
Motherboard chipsetIntel Z890
Motherboard form factormicro ATX
Password protectionYes
Password protection typeBIOS, Power on
Audio output channels5.1 channels

Network

SpecificationValue
Ethernet LANYes
Ethernet LAN data rates2500,10,100,1000 Mbit/s
Cabling technology10/100/1000Base-T(X)
Wi-FiYes
Top Wi-Fi standardWi-Fi 7 (802.11be)
WLAN controller manufacturerIntel
Wi-Fi standardsWi-Fi 7 (802.11be)
WLAN controller modelIntel Wi-Fi 7 BE200
Antenna type2x2
BluetoothYes
Bluetooth version5.4

Ports & interfaces

SpecificationValue
Intel® Thunderbolt 4Yes
Thunderbolt 4 ports quantity1
DisplayPorts quantity3
DisplayPort version2.1b
Ethernet LAN (RJ-45) ports1
Combo headphone/mic portYes

Expansion slots

SpecificationValue
PCI Express x4 slots4
PCI Express x16 slots1

Power

SpecificationValue
80 PLUS certification80 PLUS Gold

Design

SpecificationValue
Chassis typeTower
Colour nameBlack
Cable lock slotYes
Liquid cooling systemYes
Product colourBlack
RGB memory lightingYes

Software

SpecificationValue
Operating system installedWindows 11 Pro

Processor special features

SpecificationValue
Intel Extreme Memory Profile (XMP)Yes
Intel® Turbo Boost TechnologyYes

Brand-specific features

SpecificationValue
HP Security toolsChassis side cover lock
HP Artificial IntelligenceAI PC
HP segmentHome

Audio

SpecificationValue
Audio systemDTS:X Ultra

Weight & dimensions

SpecificationValue
Width204 mm
Depth470 mm
Height204 mm
Weight22.6 kg

Packaging data

SpecificationValue
Package width592 mm
Package depth328 mm
Package height672 mm
Package weight25.2 kg

Sustainability

SpecificationValue
Sustainable technologies and materialsMolded paper pulp cushion inside box is 100% sustainably sourced and recyclable; 10% post-consumer recycled plastic; Water based paint

Other features

SpecificationValue
UNSPSC-code43211507

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