Acer ConceptD 7 (CN715-71) vs. Lenovo ThinkPad X1 Extreme Gen 5 (21DE)

Laptop Comparison, Reviews and Tests

In depth comparison and review of Acer ConceptD 7 (CN715-71) and Lenovo ThinkPad X1 Extreme Gen 5 (21DE). Compare sizes, performance, storage capacities, batteries and other important specifications and features to easily choose the right laptop for you. Our goal is to help you uncover differences between the products and find the laptop that will best fit your needs.

Acer ConceptD 7 (CN715-71) Review

Advantages and disadvantages of Acer ConceptD 7 (CN715-71) based on its technical characteristics, features, user experience, expert reviews and price level.

powerful i7 processor

4K UHD display

accurate color reproduction

ample storage capacity

robust design

heavy build

high price point

average battery life

limited port selection

Lenovo ThinkPad X1 Extreme Gen 5 (21DE) Review

Advantages and disadvantages of Lenovo ThinkPad X1 Extreme Gen 5 (21DE) based on its technical characteristics, features, user experience, expert reviews and price level.

powerful intel processors

robust build quality

excellent 4k display

advanced security features

wide connectivity options

high price point

heavier than competitors

average battery life

loud under load

Laptop Comparison and Tests

Difference between Acer ConceptD 7 (CN715-71) and Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
82 % - Design
87 % - Display
85 % - Performance
85 % - Connectivity
75 % - Battery
82 % - Design
85 % - Display
92 % - Performance
86 % - Connectivity
82 % - Battery

Laptop Specifications Comparison

Acer ConceptD 7 (CN715-71) vs. Lenovo ThinkPad X1 Extreme Gen 5 (21DE) Comparison Chart
DESIGN AND DIMENSIONS Acer ConceptD 7 (CN715-71) Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
Product Type Notebook Notebook
Dimensions (WxDxH) 35.85 cm x 25.5 cm x 1.79 cm 35.95 cm x 25.38 cm x 1.79 cm
Weight 2.1 kg 1.88 kg
Case Material - Aluminium (bottom), carbon fibre (top)
Colour White Black paint
DISPLAY Acer ConceptD 7 (CN715-71) Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
Screen Size (Type) 15.6" - IPS 16" - IPS
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 3840 x 2160 (Ultra HD 4K) 2560 x 1600 (WQXGA)
V-Sync Rate at Max Res. - 165 Hz
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:10
Image Brightness 400 cd/m² 500 cd/m²
Colour Gamut 100% Adobe RGB 100% sRGB
Features Anti-glare, ComfyView, 30 ms response rate, Narrow Border Display, Delta E<2 calibration, Pantone Validated Anti-glare, 178° viewing angle, Low Blue Light technology, X-Rite Pantone factory color calibration
PROCESSOR Acer ConceptD 7 (CN715-71) Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
CPU Intel Core i7 (9th Gen) 9750H / 2.6 GHz Intel Core i7 (12th Gen) 12700H / 2.3 GHz
Max Turbo Speed 4.5 GHz 4.7 GHz
Number of Cores 6-core 14-core
Cache L3 - 12 MB 24 MB
64-bit Computing Yes -
Chipset Mobile Intel HM370 -
Features Intel Turbo Boost Technology 2.0 Integrated memory controller
MEMORY Acer ConceptD 7 (CN715-71) Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
RAM 16 GB (2 x 8 GB) 16 GB (1 x 16 GB)
Max RAM Supported 32 GB 64 GB
RAM Type DDR4 SDRAM DDR5 SDRAM
Speed - 4800 MHz
Rated Speed - 4800 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 262-pin
Slots Qty 2 2
Empty Slots 0 1
STORAGE Acer ConceptD 7 (CN715-71) Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
Main Storage Size (HDD/SSD) 512 GB SSD M.2 2280 PCIe - NVM Express (NVMe) - SanDisk 512 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe), Performance
AUDIO & VIDEO Acer ConceptD 7 (CN715-71) Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
Multi-GPU Configuration - 1 single GPU card / integrated GPU
Graphics Processor (GPU) NVIDIA GeForce RTX 2080 NVIDIA GeForce RTX 3050 Ti / Intel Iris Xe Graphics
Max Monitors Supported - 4 external monitor(s)
Video Memory 8 GB GDDR6 SDRAM 4 GB GDDR6 SDRAM
Camera Yes - HD Yes - 1080p
Camera Features - Privacy shutter, IR camera, Windows Hello, fixed focus
Sound Stereo speakers, two microphones Stereo speakers, dual array microphone
Codec - Realtek ALC3306
Compliant Standards - High Definition Audio, Dolby Audio Premium, Dolby Voice
Audio Features MaxxAudio, MaxxBass, MaxxDialog -
COMMUNICATIONS Acer ConceptD 7 (CN715-71) Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
Wireless 802.11a/b/g/n/ac, Bluetooth 5.0 NFC, Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E)
Wireless Controller Killer Wireless-AC 1550i - M.2 Card Intel Wi-Fi 6E AX 211
Network Interface Gigabit Ethernet -
Ethernet Controller Killer E3000 -
Features Killer DoubleShot Pro Technology Dual stream (2x2)
BATTERY Acer ConceptD 7 (CN715-71) Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
Technology 4-cell Lithium Ion Lithium polymer
Battery Capacity (Size) 84 Wh 90 Wh
Battery Life Up to 8 hours -
AC ADAPTER Acer ConceptD 7 (CN715-71) Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
Input AC 120/230 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 180 Watt, 19.5 V 170 Watt
INPUT Acer ConceptD 7 (CN715-71) Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
Type Keyboard, touchpad Keyboard, TrackPoint, UltraNav
Numeric Keypad Yes -
Keyboard Backlight Yes Yes
Features Multi-gesture touch pad, precision touchpad Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls, glass touchpad
CONNECTIONS & EXPANSIONS Acer ConceptD 7 (CN715-71) Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
Slots - 2 x M.2 (PCI Express 4.0 x4) (1 free)
Interfaces HDMI
Mini DisplayPort
LAN
USB 3.0 (with power off charging)
USB-C 3.1 Gen 2 (supports Thunderbolt 3)
Microphone input
Headphone output
2 x USB-C 3.1 Gen 1
USB 3.2 Gen 1
USB 3.2 Gen 1 (Always On)
2 x USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
HDMI
Headphone/microphone combo jack
Memory Card Reader - Yes (SD Express Card)
SOFTWARE Acer ConceptD 7 (CN715-71) Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
Operating System (OS) Windows 10 Pro 64-bit Edition Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence - German
Software Included - Glance by Mirametrix
MISCELLANEOUS Acer ConceptD 7 (CN715-71) Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
Included Accessories Power adapter Power adapter
Security - Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader
Security Slot Type Kensington security slot Kensington nano security slot
Theft/Intrusion Protection Security lock slot (cable lock sold separately) Security lock slot (cable lock sold separately)
Features Power capacity indicator, battery life Indicator, AeroBlade fan Administrator password, system password, power-on password, RapidCharge, MIL-STD-810H tested, NVMe password, USB FIDO (Fast Identity Online) device integration, Firmware Resiliency 3.0, certificate based BIOS authentication
Compliant Standards - RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified, TÜV Rheinland Low Blue Light Method 2
ENERGY STAR Certified - Yes
EPEAT Compliant - EPEAT Gold
TCO Certified - TCO Certified Notebooks 9
Max Operating Temperature - 35 °C
Min Operating Temperature - 5 °C
Humidity Range Operating - 8 - 95%
Manufacturer Warranty Limited warranty - 1 year - carry-in
International travellers warranty - 1 year
Base warranty - 3 years - pick-up and return
Base warranty - battery - 1 year
Extended warranty - 3 years - on-site
Model Number 70FF -
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