Introduction
HP's best-selling workhorse, now more powerful
This high-performance desktop workstation does it all. Tackle advanced workflows—from rendering and simulation to advanced video editing and massive dataset preparation. The Z4 G5 accelerates workflows across a wide range of professional apps and provides plenty of room to expand as work evolves.
Processor
Processor manufacturer
Intel
Processor family
Intel Xeon W
Processor model
W5-2455X
Processor cores
12
Performance cores
12
Processor frequency
3.2 GHz
Processor boost frequency
4.4 GHz
Processor cache
30 MB
Processor cache type
L3
Processor threads
24
Processor base power
200 W
Maximum turbo power
240 W
Memory
Internal memory
64 GB
Maximum internal memory
512 GB
Internal memory type
DDR5-SDRAM
Memory layout (slots x size)
4 x 16 GB
Memory slots
8x DIMM
Memory clock speed
4800 MHz
ECC
Yes
Storage
Total storage capacity
512 GB
Storage media
SSD
Optical drive type
No
Number of storage drives installed
1
Total SSDs capacity
512 GB
Number of SSDs installed
1
SSD capacity
512 GB
SSD memory type
TLC
SSD interface
PCI Express
NVMe
Yes
SSD form factor
M.2
Graphics
Discrete graphics card
Yes
Discrete GPU manufacturer
NVIDIA
On-board graphics card
Yes
Discrete graphics card model
NVIDIA RTX A2000
Discrete graphics memory type
GDDR6
Discrete graphics card memory
12 GB
Number of discrete graphics cards
1
On-board graphics card model
Not available
Network
Ethernet LAN
Yes
Ports & interfaces
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
6
USB 3.2 Gen 2x2 Type-C ports quantity
2
USB Power Delivery
Yes
Ethernet LAN (RJ-45) ports
1
Line-out
Yes
Line-in
Yes
Combo headphone/mic port
Yes
Design
Chassis type
Tower
Placement supported
Vertical
Number of 3.5" bays
1
Product colour
Black
Introduction year
2023
Performance
Market positioning
Performance
Password protection
Yes
Product type
Workstation
Software
Operating system installed
Windows 11 Pro
Brand-specific features
HP Support Assistant
Yes
HP Software provided
HP PC Hardware Diagnostics UEFI; HP Performance Advisor; HP PC Hardware Diagnostics Windows; HP Image Assistant; HP Manageability Integration Kit; HP Anyware; HP Data Science Stac
HP segment
Business
Power
Power supply
525 W
Power supply input voltage
100 - 240 V
Power supply input frequency
50/60 Hz
Weight & dimensions
Width
168.9 mm
Depth
444.5 mm
Height
386.1 mm
Weight
10.5 kg
Package width
314 mm
Package depth
572 mm
Package height
563 mm
Package weight
14.3 kg
Packaging content
Display included
No
Mouse included
Yes
Mouse connectivity
Wired
Keyboard included
Yes
Keyboard connectivity
Wired
