On average HP medium processor core notebook PCs have good reviews compared to other brands as do all portable PCs manufactured by HP.
Very Fast On-Board Graphics Adapter Dynamic Frequency
The HP ZBook 15 has one of the fastest on-board graphics adapter dynamic frequencies (1,300 megahertz) amongst portable PCs of this age. The slowest on-board graphics adapter dynamic frequency of notebook PCs of this spec and age is 660MHz and the fastest is 1,300MHz.
16 PCI Express Lanes (max)
The ZBook 15 is a 16 PCI Express lane (max) laptop. Most of the other medium processor core notebook PCs that are a similar age to the ZBook 15 only have between 1 and 15 PCI Express lanes (max).
64-Bit Processor Operating Mode
This laptop supports a 64-bit processor operating mode, which is the most frequently supported processor operating mode on comparable spec portable PCs that were released more than two years ago.
Quite New PCI Express Slot Version
At 3, the ZBook 15 has a fairly new PCI Express slot version compared to most of the other notebook PCs that were released more than two years ago. The PCI Express slot versions of medium processor core notebook PCs that came out around the same time as the ZBook 15 range from 2 to 3, and the average PCI Express slot version is 2.2.
Three USB 3.0 (3.1 Gen 1) Type-A Ports
The ZBook 15 is a three USB 3.0 (3.1 Gen 1) Type-A port laptop. Most of the other notebook PCs of this age and spec have between one and four USB 3.0 (3.1 Gen 1) Type-A ports.
+19 More reasons for
1920 X 1080 Pixels Display Resolution
The HP ZBook 15 has a maximum display resolution of 1920 x 1080 pixels. That's 98% more display resolution than a 1366 x 768 pixels laptop, which is the most common display resolution.
This portable PC's display resolution (1920 x 1080 pixels) is in fact the best display resolution amongst all laptops of this spec and age.
The worst display resolution across similar types of portable PC is 1024 x 768 pixels.
Very Fast Processor Clock Speed
The average processor clock speed of medium processor core notebook PCs that came out more than two years ago is 2.1GHz. The ZBook 15 has one of the fastest processor clock speeds (2.9 gigahertz) amongst medium processor core notebook PCs of this age.
Intel Core I7 Processor Family
The HP ZBook 15 has an Intel Core i7 processor family which is better than most similar spec laptops that are a comparable age to it. Most medium processor core notebook PCs that have been on the market for around the same time as it have an Intel Core i5 processor family. The worst processor family of all medium processor core notebook PCs that are a similar age to the ZBook 15 is AMD C and the best is Intel Core i7-3xxx.
1,600MHz Processor Memory Clock Speed
The ZBook 15 supports a 1,600MHz processor memory clock speed which is faster than the 133MHz processor memory clock speed supported by most comparable spec laptops that have been available for around the same time as it. This portable PC also supports 1 and 333MHz processor memory clock speeds.
A 1,600MHz processor memory clock speed is actually the best supported memory clock speeds supported by processor across all notebook PCs of a comparable spec and age to the ZBook 15.
Across similar types of laptop the worst supported memory clock speeds supported by processor is 133MHz.
Has a Full-Size Keyboard
The ZBook 15 has a full-size keyboard. Most of the other medium processor core notebook PCs that were released more than two years ago also have a full-size keyboard.
Has a Front Camera
The ZBook 15 has a front camera. Most of the other laptops that have been around for more than two years also have a front camera.
64-Bit Operating System Architecture
This notebook PC has a 64-bit operating system architecture, which is the most frequently found operating system architecture on laptops of this age and type.
802.11n WiFi Standard
This laptop has an 802.11a|802.11b|802.11g|802.11n WiFi standard, which is the most commonly found WiFi standard on laptops that are a similar age to it.
Fairly Fast Hard Drive Speed
The average hard drive speed of notebook PCs of a comparable type and age to the ZBook 15 is 5,900 RPM, and the hard drive speeds range from 4,200 RPM to 7,200 RPM. At 7,200 revolutions per minute, the HP ZBook 15 has a fairly fast hard drive speed compared to most of the other portable PCs of this spec and age.
Very Big Maximum Internal Memory
When compared to other portable PCs of a comparable age and type to the ZBook 15, the maximum internal memory of the HP ZBook 15 of 32 gigabytes is one of the biggest. The smallest maximum internal memory of medium processor core notebook PCs that were released more than two years ago is 2GB and the biggest is 32GB.
Very Fast Maximum Turbo Frequency
The maximum turbo frequencies of notebook PCs of a comparable age and spec to the ZBook 15 range from 1.3GHz to 3.7GHz, and the average maximum turbo frequency is 3GHz. At 3.6 gigahertz, the HP ZBook 15 has a very fast maximum turbo frequency compared to most of the other laptops of this spec and age.
Eight Battery Cells
The ZBook 15 is a eight battery cell count notebook PC.
Very Big Battery Capacity
The smallest battery capacity of portable PCs of this age and type is 23Wh, the biggest is 100Wh, and the average battery capacity is 50Wh. When compared to other notebook PCs of this type and age, the battery capacity of the ZBook 15 of 75 watt-hours is one of the biggest.
Fairly Big L3 Cache
Across all the notebook PCs of a similar age and type to the ZBook 15 the L3 caches range from 2MB to 6MB. At 4 megabytes, the ZBook 15 has a very big L3 cache compared to most of the other comparable spec notebook PCs that were released more than two years ago.
Very Big Cache Memory
The cache memories of medium processor core notebook PCs that have been on the market for around the same time as the ZBook 15 range from 1MB to 4MB, and the average cache memory is 3MB. When compared to other medium processor core notebook PCs that have been on the market for around the same time as the ZBook 15 that we have checked, the ZBook 15's cache memory of 4 megabytes is one of the biggest.
Fairly Big Processor Cache
The smallest processor cache of medium processor core notebook PCs that have been around for more than two years is 0.51MB and the biggest is 4MB. The ZBook 15 has one of the bigger processor caches (4 megabytes) amongst similar spec laptops of this age.
2x SO-DIMM Memory Slot
This laptop has a 2x SO-DIMM memory slot, which is the most frequently found memory slot on medium processor core notebook PCs that were launched around the same time as it.
GDDR Discrete Graphics Memory Type
This notebook PC has a GDDR5 discrete graphics memory type, which is the most frequently found discrete graphics memory type on laptops of this age and type.
6 Reasons Against
Only HDD Storage Medium
This portable PC has an HDD storage medium, which is the most commonly found storage medium on notebook PCs of this spec and age. HDD is a traditional storage drive which stores the information on magnetic disks. HDD drives are slower than other forms of storage such as solid state drives (SSD) and flash drives.
If you are looking for a notebook PC with a better storage medium then you might also want to consider the T420s (£1,388.87) (SSD), or the S540 (SSD) both from Lenovo.
Only 10 Mbit/s Ethernet LAN Data Rate
This portable PC Ethernet LAN data rate, which is the most frequently found Ethernet LAN data rate on medium processor core notebook PCs that have been around for more than two years.
Does Not Have a Touch Sensitive Screen
Most laptops that have been around for more than two years do not have a touch sensitive screen. The HP ZBook 15 is no exception to this as it too does not have a touch sensitive screen.
Only Windows 8 Recovery Operating System
This notebook PC has a Windows 8.1 Pro recovery operating system, which is the most frequently found recovery operating system on portable PCs that are a comparable age to it.
+3 More reasons against
With a weight of 2.8 kilograms, the HP ZBook 15 is one of the heavier medium processor core notebook PCs that have been available for around the same time as the ZBook 15 amongst medium processor core notebook PCs of this age. Across all the comparable spec portable PCs that have been around for a similar time to the ZBook 15 the weights range from 300g to 3.8kg, and the average weight is 2.2kg.
Alternative laptops with a heavier weight that you might want to look at include the HP Probook 470 (£765.00) (2.9kg).
Only 4 Bluetooth Version
This laptop supports a 4 Bluetooth version, which is the most commonly supported Bluetooth version on portable PCs that came out more than two years ago.
4 Other reasons to consider the HP ZBook 15
Released Over Two Years Ago
HP released the ZBook 15 over two years ago.
Average Screen Size
With a screen size of 15.6 inches, the HP ZBook 15 has a pretty average screen size compared to most of the other medium processor core notebook PCs that have been around for around the same time as the ZBook 15.
Average Total Storage Capacity
At 500 gigabytes, the ZBook 15 has a fairly typical total storage capacity compared to most of the other laptops of a similar age and spec to the ZBook 15.
If you are looking for a portable PC with a bigger total storage capacity then you might want to consider the Lenovo X1 Carbon (512GB).
+2 Other reasons
Average Internal Memory
With an internal memory of 4 gigabytes, the ZBook 15 has a fairly typical internal memory compared to most of the other notebook PCs that have been around for around the same time as the ZBook 15.
Intel Core i7, Intel Core i7-4xxx
Processor Clock Speed
System Bus Data Transfer Rate
Maximum Turbo Frequency
Processor Memory Channel
Maximum Processor Memory Bandwidth
Processor Memory Clock Speed
333, 1333, 133, 1600
Processor Memory Type
Conflict Free Processor
Maximum Internal Memory Supported by Processor
PCI Express Lane (max)
Processor Operating Mode
PCI Express Slot Version
Thermal Design Power (TDP)
PCI Express Configuration
1x16, 1x1, 2x8, 1x8, 1x8+2x4, 2x4
Processor Cache Type
Maximum Internal Memory
1 x 4
Memory Clock Speed
Total Storage Capacity
Integrated Card Reader
Hard Drive Speed
Hard Drive Interface
Hard Drive Capacity
Hard Drive Installed
1920 x 1080
Touch Sensitive Screen
Full HD, HD
On-Board Graphics Adapter Model
Intel HD Graphics, Intel HD Graphics 4600
Discrete Graphics Memory Type
Discrete Graphics Adapter Memory
Discrete Graphics Adapter Model
NVIDIA Quadro K610M
On-Board Graphics Adapter DirectX Version
11, 11.2, 11.2/12
On-Board Graphics Adapter ID
Display Supported by On-Board Grap
Maximum On-Board Graphics Adapter Memory
On-Board Graphics Adapter Dynamic Frequency
On-Board Graphics Adapter Base Frequency
On-Board Graphics Adapter
Discrete Graphics Adapter
DVD Super Multi, DVD Super Multi DL
DTS Studio Sound
Ethernet LAN Data Rate
Ethernet LAN Connection
802.11a, 802.11b, 802.11g, 802.11n
Wireless LAN Connection
3G Network Access Module
Ports & Interfaces
USB Sleep-and-Charge Port
Combo Headphone/mic Port
S/PDIF Out Port
Microphone in Port
Ethernet LAN Ports
USB 3.0 Port
USB 2.0 Port
USB 3.0 (3.1 Gen 1) Type-A Port
Spill Resistant Keyboard
Windows 7 Professional
HP Recovery Manager,HP Performance Advisor,HP Remote Graphics Software,HP Support Assistant,HP Client Security,HP Hotkey Support,HP Wireless Hotspot,Buy Office,Microsoft Security Essentials,Cyberlink Power DVD,Cyberlink Media Suite,Cyberlink Photo Director,Cyberlink Power Director,Cyberlink Power2Go
Recovery Operating System
Windows 8, Windows 8.1 Pro, Windows 8.1
Operating System Architecture
Processor Special Features
Intel Anti-Theft Technology
Intel VPro Technology
Intel Turbo Boost Technology
Intel Identity Protection Technology
Intel Hyper-Threading Technology
Intel Wireless Display (WiDi) Technology
Enhanced Intel SpeedStep Technology
Intel InTru 3D Technology
Intel Quick Sync Video Technology
Intel Clear Video HD Technology
Intel Trusted Execution Technology
Supported Instruction Set
AVX, AVX 2.0, SSE, SSE4.1, SSE, SSE4.2
Intel FDI Technology
Intel Secure Key
Execute Disable Bit
Intel Secure Key Technology Version
Thermal Monitoring Technology
CPU Configuration (max)
Intel VT-X With Extended Page Tables (EPT)
Intel Smart Cache
Processor Package Size
Intel Virtualization Technology (VT-X)
Intel AES New Instructions
Intel Virtualization Technology for Directed I/O (VT-D)
Intel Identity Protection Technology Version
Processor ARK ID
Battery Cell Count
Lithium-Ion (Li-Ion), Lithium
AC Adapter Power
Trusted Platform Module (TPM)
Cable Lock Slot
Weight & Dimensions
AC Adapter Included
Operating Relative Humidity Range
10 - 90
Storage Temperature Range
10 - 90
Operating Temperature Range
0 - 35
Energy Star Certified
Intel Visual Technology
Intel Clear Video HD, Intel Insider, Intel InTru 3D, Intel Quick Sync Video