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XPS 16 9640 RTX 4070 (2024) vs Legion 7 16 RTX 4080 (2024)

Dell XPS 16 9640 RTX 4070 (2024) vs Lenovo Legion 7 16 RTX 4080 (2024)

What XPS 16 9640 RTX 4070 (2024) does better (5) and where Legion 7 16 RTX 4080 (2024) wins (8) — every spec side by side.

Dell · 2024XPS 16 9640 RTX 4070 (2024)

6.5Score

5 advantages≈ $3,900

Lenovo · 2024Legion 7 16 RTX 4080 (2024)

6.6Score

8 advantages≈ $4,700

Higher score

7.1Display9.4

4.0Memory & storage3.2

7.6Battery & portability4.6

8.6Features & cooling4.5

Dimensions

Size comparison

XPS 16 9640 RTX 4070 (2024)Legion 7 16 RTX 4080 (2024)

	XPS 16 9640 RTX 4070 (2024)	Legion 7 16 RTX 4080 (2024)	Difference
Depth	240 mm	263 mm	−23 mm
Width	358 mm	358 mm	=
Thickness	18 mm	20 mm	−2 mm
Weight	2.1 kg	2.2 kg	−0.1 kg

Drawn to the same scale from the official dimensions (front and side).

Why is XPS 16 9640 RTX 4070 (2024) better than Legion 7 16 RTX 4080 (2024)?

Resolution class4K (2160p/2400p) vs QHD (1440p/1600p)
Weight2.13 kg vs 2.24 kg+5%
Wi-Fi standardWi-Fi 7 vs Wi-Fi 6+17%
Brightness500 nits vs 430 nits+16%
Thickness18 mm vs 20 mm+11%

Why is Legion 7 16 RTX 4080 (2024) better than XPS 16 9640 RTX 4070 (2024)?

Refresh rate120 Hz vs 240 Hz2×
SSD (up to)1,000 GB vs 2,000 GB2×
GPU shader cores4,608 vs 7,424+61%
Video memory8 GB vs 12 GB+50%
CPU cores16 vs 24+50%
SSD (base)1,000 GB vs 2,000 GB2×
HDMI 2.1No · XPS 16 9640 RTX 4070 (2024): Yes
Max CPU clock5.1 GHz vs 5.6 GHz+10%

Specifications

Side by side

Only differences	Dell XPS 16 9640 RTX 4070 (2024)≈ $3,9006.5	Lenovo Legion 7 16 RTX 4080 (2024)≈ $4,7006.6
Graphics
Graphics card	GeForce RTX 4070 Laptop	GeForce RTX 4080 Laptop
GPU maker	NVIDIA	NVIDIA
GPU power (TGP)	60 W	—
Video memory	8 GB	12 GB
Video memory type	GDDR6	—
GPU shader cores	4,608	7,424
GPU compute (FP32)	13.5 TFLOPS	—
3DMark Steel Nomad Light	9,835	—
Processor
Processor	Core Ultra 9 185H	Core i9-14900HX
CPU maker	Intel	Intel
CPU cores	16	24
Max CPU clock	5.1 GHz	5.6 GHz
Processor options	Core Ultra 7 155H, Core Ultra 7 165H, Core Ultra 9 185H	—
Display
Screen size	16.3″	16″
Resolution	3840 × 2400	2560 × 1600
Resolution class	4K (2160p/2400p)	QHD (1440p/1600p)
Refresh rate	120 Hz	240 Hz
Panel type	OLED	—
Brightness	500 nits	430 nits
sRGB coverage	100%	—
Pixel density	139 ppi	—
Aspect ratio	16:10	16:10
G-Sync / FreeSync	No	—
Advanced Optimus	No	—
MUX switch	Yes	—
HDR	Yes	—
Touchscreen	Yes	—
Memory & storage
RAM (up to)	32 GB	32 GB
RAM (base)	32 GB	32 GB
RAM type	LPDDR5X	—
RAM speed	6,400 MHz	—
Upgradable RAM	No	—
SSD (up to)	1,000 GB	2,000 GB
SSD (base)	1,000 GB	2,000 GB
M.2 SSD slots	2	—
SSD interface	PCIe 4.0 x4	—
Battery & power
Battery capacity	100 Wh	100 Wh
Power adapter	130 W	230 W
USB-C charging (Power Delivery)	Yes	—
Design & cooling
Weight	2.13 kg	2.24 kg
Thickness	18 mm	20 mm
Width	358 mm	358 mm
Depth	240 mm	263 mm
Body material	Aluminium	—
Colours	Silver	Black
Cooling fans	2	—
Vapor chamber cooling	Yes	—
Liquid metal (CPU)	No	—
Fan noise (max. load)	50.5 dB	—
Ports & wireless
Thunderbolt / USB4	Thunderbolt 4	Thunderbolt 4
Thunderbolt or USB4	Yes	Yes
USB-C ports	3	—
USB-A ports	0	—
HDMI	—	HDMI 2.1
HDMI 2.1	No	Yes
(Mini) DisplayPort	No	—
Ethernet port	Yes	Yes
SD card reader	Yes	Yes
3.5 mm audio jack	Yes	Yes
Wi-Fi standard	Wi-Fi 7	Wi-Fi 6
Bluetooth	5.4	5.3
Keyboard & camera
Backlit keyboard	Yes	—
Numeric keypad	No	—
Key travel	1 mm	—
Webcam	1,080p	1,080p
IR camera (face login)	Yes	—
Fingerprint reader	Yes	—
Audio
Speakers	4 speakers	2 speakers
Dolby Atmos	Yes	—