Lenovo Yoga Slim 9i 14" (Gen 10) vs Dell Latitude 7640
Performance Scores
Metric
Lenovo Yoga Slim 9i 14" (Gen 10)
Dell Latitude 7640
Battery Life
59.00
60.00
Cinebench R23 (Multi-Core)
10275.00
8932.00
Cinebench R23 (Single-Core)
1847.00
1685.00
Connectivity
73.00
71.00
Display
90.00
33.00
GPU performance
4.00
1.00
Gaming
25.00
19.00
Geekbench 6 (Multi-Core)
10397.00
8316.00
Geekbench 6 (Single-Core)
2607.00
2137.00
Max. brightness
750.00
250.00
NanoReview Score
67.00
49.00
Performance
70.00
58.00
Portability
94.00
68.00
Specifications
Specification
Lenovo Yoga Slim 9i 14" (Gen 10)
Dell Latitude 7640
Adaptive refresh rate
Yes (60-120 Hz)
N/A
Adobe RGB profile
87.6%
N/A
Ambient light sensor
Yes
Yes
Area
637 cm2 (98.7 inches2)
897 cm2 (138.9 inches2)
Aspect ratio
16:10
16:10
Audio chip
Realtek ALC3306
Realtek ALC3281
Audio jack (3.5 mm)
No
Yes
Backlight
Yes
Optional
Base frequency
2.2 GHz
1.3 GHz
Battery
N/A
-
38 Wh57 Wh
Battery type
Li-Po
Li-Ion
Bluetooth
v5.4
v5.3
Bus
PCI-E Gen 4.0 (4x)
PCI-E Gen 4.0 (4x)
CPU
Intel Core Ultra 7 256VIntel Core Ultra 7 258V
Intel Core i5 1335UIntel Core i5 1340PIntel Core i5 1345UIntel Core i5 1350PIntel Core i7 1355UIntel Core i7 1365UIntel Core i7 1370P
Cable length
N/A
1 meters
Channels
1x512 GB
1x256 GB
Charge power
65 W
60 / 65 / 100 W
Charging port position
Left, Right
Left
Charging via USB (Power Delivery)
Yes
Yes
Clock
8533 MHz
4800 MHz
Coating
Glossy
Matte
Colors
Green
Gray
Contrast
1000000:1
800:1
Cooling system
Active
Active
Cores
8 (4P + 4E)
10 (2P + 8E)
DCI-P3 color gamut
100%
N/A
Dimensions
312.93 x 203.5 x 14.55 mm 12.32 x 8.01 x 0.57 inches
358 x 250.42 x 18.4-19.5 mm 14.09 x 9.86 x 0.72-0.77 inches
Display
N/A
-
1920 x 1200 (Non-Touch)1920 x 1200 (Touch)
DisplayPort
No
No
Dolby Atmos
Yes
No
Ethernet (RJ45)
No
No
FLOPS
4 TFLOPS
1.6 TFLOPS
Fabrication process
3 nm
10 nm
Fast charging
Yes
Yes
Fingerprint
Yes
Optional
Full charging time
1:55 hr
N/A
GPU base clock
600 MHz
300 MHz
GPU boost clock
1950 MHz
1250 MHz
HDMI
No
1x HDMI 2.0
HDR support
Yes, Dolby Vision
No
Infrared sensor
No
Optional
Integrated GPU
Intel Arc Graphics 140V
Intel Iris Xe Graphics (80EU)
Key travel
1.5 mm
N/A
Keyboard type
Island
Island
L3 Cache
12 MB
12 MB
Liquid metal
No
No
Loudness
~84.9 dB
N/A
Material
Aluminum
Top: Aluminum Middle: Plastic Bottom: Plastic
Memory size
System Shared
System Shared
Memory speed
8.53 Gbps
4.8 Gbps
Memory type
LPDDR5X
LPDDR5
Microphones
4
2
NVMe
Yes
Yes
Noise level (max. load)
39.6 dB
N/A
Number of fans
2
1
Numpad
No
No
Opening angle
140°
180°
Optical drive
No
No
PPI
323 ppi
142 ppi
Power
2x2W, 2x3W
4x2W
Proprietary charging port
No
No
RAM
-
16GB32GB
-
8GB16GB32GB
Raster operations pipelines (ROPs)
-
20
Refresh rate
120 Hz
60 Hz
Replaceable
No
No
Resolution
3840 x 2400 pixels
1920 x 1200 pixels
Response time
1 ms
35 ms
SD card reader
No
No
Screen-to-body ratio
~89.2%
~82.8%
Shading units (cores)
1024
640
Side bezels
5.7 mm
6.7 mm
Size
10.4 x 6.9 cm
13.3 x 9.0 cm
Speakers
2.2 (2 tweeters and 2 woofers)
4.0
Storage
-
512GB1024GB
-
256GB512GB1024GB2048GB
Storage type
SSD (M2)
SSD (M2)
Surface
Glass
Plastic
Sync technology
No
No
TGP
30 W
15 W
Texture mapping units (TMUs)
-
40
Threads
8
12
Thunderbolt
Thunderbolt 4
Thunderbolt 4
Total slots
1
1
Touchscreen
Yes
No
Transformer
No
No
Turbo frequency
4.8 GHz
4.6 GHz
Type
LPDDR5X
LPDDR5
USB Type-C
2x USB 4.0
2x USB 4.0
USB-A
No
2x USB 3.2
Upgradable
Yes
Yes
VGA
No
No
Vapor chamber
No
No
Voltage
N/A
7.6 V
Webcam
Above the display
Above the display
Webcam resolution
1920 x 1080
1920 x 1080
Weight
1.23 kg (2.71 lbs)
1.83 kg (4.04 lbs)
Weight of AC adapter
181 grams
275 / 288 / 350 grams
Wi-Fi standard
v7
v6E
Windows Precision
Yes
Yes
sRGB color space
100%
N/A