Lenovo ThinkPad L15 Gen 3 (21C4) vs. HP EliteBook 645 G10 Notebook

Laptop Comparison, Reviews and Tests

Side by side comparison and review of Lenovo ThinkPad L15 Gen 3 (21C4) and HP EliteBook 645 G10 Notebook. Compare dimensions, processors, batteries, storage capacities and other key specifications and features to simplify the choice of your perfect laptop. Our goal is to make it easier for you to decide on the laptop that will best meet your expectations by revealing the main differences between the products.

Lenovo ThinkPad L15 Gen 3 (21C4) Review

Advantages and disadvantages of Lenovo ThinkPad L15 Gen 3 (21C4) based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

excellent keyboard comfort

good battery life

solid performance

adequate port selection

average display brightness

heavier than competitors

limited graphics performance

no thunderbolt support

HP EliteBook 645 G10 Notebook Review

Advantages and disadvantages of HP EliteBook 645 G10 Notebook based on its technical characteristics, features, user experience, expert reviews and price level.

robust security features

responsive keyboard design

long battery life

lightweight and portable

powerful AMD processor

limited storage capacity

no 4K display option

average sound quality

higher price point

Laptop Comparison and Tests

Difference between Lenovo ThinkPad L15 Gen 3 (21C4) and HP EliteBook 645 G10 Notebook
85 % - Design
72 % - Display
75 % - Performance
86 % - Connectivity
74 % - Battery
85 % - Design
75 % - Display
80 % - Performance
85 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad L15 Gen 3 (21C4) vs. HP EliteBook 645 G10 Notebook Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad L15 Gen 3 (21C4) HP EliteBook 645 G10 Notebook
Product Type Notebook - 180-degree hinge design Notebook - 180-degree hinge design
Dimensions (WxDxH) 36.02 cm x 23.7 cm x 1.993 cm 32.19 cm x 21.39 cm x 1.99 cm
Weight 1.76 kg 1.4 kg
Case Material Polycarbonate ABS (bottom), polycarbonate ABS (top) -
Colour Thunder black Pike silver aluminium
DISPLAY Lenovo ThinkPad L15 Gen 3 (21C4) HP EliteBook 645 G10 Notebook
Screen Size (Type) 15.6" - IPS 14"
LCD Backlight Technology LED backlight WLED backlight
Screen Resolution 1920 x 1080 (Full HD) -
V-Sync Rate at Max Res. - 60 Hz
Widescreen Yes Yes
Image Aspect Ratio 16:9 -
Image Brightness 250 cd/m² -
Colour Gamut 45% NTSC -
Features Anti-glare, 170° viewing angle -
PROCESSOR Lenovo ThinkPad L15 Gen 3 (21C4) HP EliteBook 645 G10 Notebook
CPU Intel Core i5 (12th Gen) 1235U / 1.3 GHz AMD Ryzen 5 Pro 7530U / 2 GHz
Max Turbo Speed 4.4 GHz 4.5 GHz
Number of Cores 10-core 6-core
Cache 12 MB L3 - 16 MB
Features Integrated memory controller AMD Simultaneous Multithreading (SMT), AMD Precision Boost 2 Technology
MEMORY Lenovo ThinkPad L15 Gen 3 (21C4) HP EliteBook 645 G10 Notebook
RAM 16 GB (1 x 16 GB) 0 GB
Max RAM Supported 64 GB 64 GB
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed 3200 MHz -
Rated Speed 3200 MHz -
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 2 2
Empty Slots 1 2
STORAGE Lenovo ThinkPad L15 Gen 3 (21C4) HP EliteBook 645 G10 Notebook
Main Storage Size (HDD/SSD) 512 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption - Kioxia -
AUDIO & VIDEO Lenovo ThinkPad L15 Gen 3 (21C4) HP EliteBook 645 G10 Notebook
Graphics Processor (GPU) Intel Iris Xe Graphics AMD Radeon Graphics
Max Monitors Supported 3 external monitor(s) -
Camera Yes - 1080p -
Camera Features Privacy shutter, IR camera, Windows Hello, fixed focus -
Sound Stereo speakers, dual array microphone Dual stereo speakers, dual array microphone
Codec Realtek ALC3287 Realtek ALC3247-CG
Compliant Standards High Definition Audio, Dolby Audio -
COMMUNICATIONS Lenovo ThinkPad L15 Gen 3 (21C4) HP EliteBook 645 G10 Notebook
Wireless 802.11a/b/g/n/ac/ax, Bluetooth 5.2 -
Wireless Controller Intel Wi-Fi 6 AX 201 -
Network Interface Gigabit Ethernet -
BATTERY Lenovo ThinkPad L15 Gen 3 (21C4) HP EliteBook 645 G10 Notebook
Technology 3-cell lithium polymer 3-cell lithium polymer
Battery Capacity (Size) 57 Wh -
AC ADAPTER Lenovo ThinkPad L15 Gen 3 (21C4) HP EliteBook 645 G10 Notebook
Input AC 100-240 V (50/60 Hz) -
Output 65 Watt, 5 / 9 / 15 / 20 V -
INPUT Lenovo ThinkPad L15 Gen 3 (21C4) HP EliteBook 645 G10 Notebook
Type Keyboard, TrackPoint, UltraNav Keyboard, ClickPad
Numeric Keypad Yes -
Keyboard Backlight Yes -
Features Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls Multi-touch clickpad, gesture function, spill-resistant
CONNECTIONS & EXPANSIONS Lenovo ThinkPad L15 Gen 3 (21C4) HP EliteBook 645 G10 Notebook
Interfaces USB 3.2 Gen 1
USB 3.2 Gen 1 (Always On)
USB-C 3.2 Gen 1 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
Headphone/microphone combo jack
LAN
USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery)
LAN (RJ-45)
2 x USB 3.2 Gen 1
HDMI 2.1
Headphone/microphone combo jack
USB 3.2 Gen 1 (powered)
Memory Card Reader Yes (microSD) -
SOFTWARE Lenovo ThinkPad L15 Gen 3 (21C4) HP EliteBook 645 G10 Notebook
Operating System (OS) Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence No operating system
MISCELLANEOUS Lenovo ThinkPad L15 Gen 3 (21C4) HP EliteBook 645 G10 Notebook
Included Accessories USB-C power adapter -
Integrated Options - HP Tamper Lock
Security Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader Trusted Platform Module (TPM 2.0) Security Chip
Security Slot Type Kensington nano security slot Kensington nano security slot
Theft/Intrusion Protection Security lock slot (cable lock sold separately) Security lock slot (cable lock sold separately), chassis intrusion sensor
Features Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password BIOS Absolute Persistence, HP Fast Charge, BIOS Update via Network, MIL-STD-810H tested, Secured-core PC enabled
Compliant Standards RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified CSA, VCCI, BSMI, GOST, GS, SABS, CCC, FIPS 140-2 Level 2, FCC, A-Tick, ICES, Common Criteria EAL4+, KC, CECP, SRRC, CIT, low halogen, UL 62368-1, ICCP, TEC, KES, BNCI, Ukraine NSoC, EAEU Compliance, Saudi Arabian Compliance
ENERGY STAR Certified Yes -
EPEAT Compliant EPEAT Gold -
Max Operating Temperature 35 °C 35 °C
Min Operating Temperature 5 °C 0 °C
Humidity Range Operating 8 - 95% 10 - 90% (non-condensing)
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