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  3. x15 R2 RTX 3070 Ti (2022) vs Legion Slim 7i Gen 8 RTX 4070 (2023)

Alienware x15 R2 RTX 3070 Ti (2022) vs Lenovo Legion Slim 7i Gen 8 RTX 4070 (2023)

What x15 R2 RTX 3070 Ti (2022) does better (12) and where Legion Slim 7i Gen 8 RTX 4070 (2023) wins (14) — every spec side by side.

Alienware x15 R2 RTX 3070 Ti (2022)
Alienware · 2022x15 R2 RTX 3070 Ti (2022)
7.7Score
12 advantages
vs
Lenovo Legion Slim 7i Gen 8 RTX 4070 (2023)
Lenovo · 2023Legion Slim 7i Gen 8 RTX 4070 (2023)
7.8Score
14 advantages
Higher score
8.0Graphics8.5
7.3Overall performance7.3
4.3Display6.2
6.6Memory & storage5.4
6.2Battery & portability7.9
8.7Features & cooling5.2
Dimensions

Size comparison

x15 R2 RTX 3070 Ti (2022)Legion Slim 7i Gen 8 RTX 4070 (2023)
359.7 × 277.315.9357.7 × 259.319.9
x15 R2 RTX 3070 Ti (2022)Legion Slim 7i Gen 8 RTX 4070 (2023)Difference
Depth277.3 mm259.3 mm+18 mm
Width359.7 mm357.7 mm+2 mm
Thickness15.9 mm19.9 mm−4 mm
Weight2.3 kg2 kg+0.3 kg

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

Why is x15 R2 RTX 3070 Ti (2022) better than Legion Slim 7i Gen 8 RTX 4070 (2023)?

  1. SSD (up to)4,096 GB vs 2,048 GB2×
  2. Cinebench 2024 multi-core1,065 vs 807+32%
  3. Thickness15.9 mm vs 19.9 mm+25%
  4. GPU shader cores5,632 vs 4,608+22%
  5. RAM typeLPDDR5 vs DDR5
  6. Cooling fans4 vs 22×
  7. Vapor chamber coolingYes · Legion Slim 7i Gen 8 RTX 4070 (2023): No
  8. IR camera (face login)Yes · Legion Slim 7i Gen 8 RTX 4070 (2023): No
  9. Dolby AtmosYes · Legion Slim 7i Gen 8 RTX 4070 (2023): No
  10. CPU cores14 vs 12+17%
  11. CPU threads20 vs 16+25%
  12. Fan noise (max. load)53 dB vs 54.4 dB+3%

Why is Legion Slim 7i Gen 8 RTX 4070 (2023) better than x15 R2 RTX 3070 Ti (2022)?

  1. Resolution classFull HD (1080p/1200p) vs QHD (1440p/1600p)
  2. Battery capacity87 Wh vs 100 Wh+15%
  3. GPU compute (FP32)18.3 TFLOPS vs 21.8 TFLOPS+19%
  4. Weight2.27 kg vs 2 kg+14%
  5. 3DMark Steel Nomad Light11,731 vs 12,920+10%
  6. Response time19 ms vs 5 ms3.8×
  7. USB-A ports1 vs 33×
  8. Geekbench 6 multi-core11,359 vs 11,653+3%
  9. Upgradable RAMNo · x15 R2 RTX 3070 Ti (2022): Yes
  10. SSD (base)256 GB vs 512 GB2×
  11. Webcam720p vs 1,080p+50%
  12. Pixel density141 ppi vs 189 ppi+34%
Specifications

Side by side

Alienware x15 R2 RTX 3070 Ti (2022)Alienware x15 R2 RTX 3070 Ti (2022)7.7
Lenovo Legion Slim 7i Gen 8 RTX 4070 (2023)Lenovo Legion Slim 7i Gen 8 RTX 4070 (2023)7.8
Graphics
Graphics cardGeForce RTX 3070 Ti LaptopGeForce RTX 4070 Laptop
GPU makerNVIDIANVIDIA
GPU power (TGP)140 W140 W
Video memory8 GB8 GB
Video memory typeGDDR6GDDR6
GPU shader cores5,6324,608
GPU compute (FP32)18.3 TFLOPS21.8 TFLOPS
3DMark Steel Nomad Light11,73112,920
Processor
ProcessorCore i7-12700HCore i5-13500H
CPU makerIntelIntel
CPU cores1412
CPU threads2016
Max CPU clock4.7 GHz4.7 GHz
Processor optionsCore i7-12700H, Core i9-12900HCore i5-13500H, Core i7-13700H, Core i9-13900H
Geekbench 6 multi-core11,35911,653
Geekbench 6 single-core2,3492,537
Cinebench 2024 multi-core1,065807
Display
Screen size15.6″16″
Resolution1920 × 10802560 × 1600
Resolution classFull HD (1080p/1200p)QHD (1440p/1600p)
Refresh rate165 Hz165 Hz
Panel typeIPSIPS
Brightness300 nits300 nits
sRGB coverage100%100%
Response time19 ms5 ms
Pixel density141 ppi189 ppi
Aspect ratio16:916:10
G-Sync / FreeSyncYesYes
Advanced OptimusYesYes
MUX switchYesYes
HDRYesYes
TouchscreenNoNo
Memory & storage
RAM (up to)32 GB32 GB
RAM (base)16 GB16 GB
RAM typeLPDDR5DDR5
RAM speed5,200 MHz5,200 MHz
Max. supported RAM—32 GB
RAM slots—1
Upgradable RAMNoYes
SSD (up to)4,096 GB2,048 GB
SSD (base)256 GB512 GB
M.2 SSD slots22
SSD interfacePCIe 4.0 x4PCIe 4.0 x4
Battery & power
Battery capacity87 Wh100 Wh
Power adapter240 W330 W
USB-C charging (Power Delivery)YesYes
Design & cooling
Weight2.27 kg2 kg
Thickness15.9 mm19.9 mm
Width359.7 mm357.7 mm
Depth277.3 mm259.3 mm
Body materialPlasticAluminium
ColoursWhiteWhite, Gray
Cooling fans42
Vapor chamber coolingYesNo
Liquid metal (CPU)NoNo
Fan noise (max. load)53 dB54.4 dB
Ports & wireless
Thunderbolt / USB4Thunderbolt 4Thunderbolt 4
Thunderbolt or USB4YesYes
USB-C ports22
USB-A ports13
HDMIHDMI 2.1HDMI 2.1
HDMI 2.1YesYes
(Mini) DisplayPortNoNo
Ethernet portNoNo
SD card readerYesYes
3.5 mm audio jackYesYes
Wi-Fi standardWi-Fi 6EWi-Fi 6E
Bluetooth5.25.3
Keyboard & camera
Backlit keyboardYesYes
Numeric keypadNoYes
Key travel1.5 mm1.5 mm
Webcam720p1,080p
IR camera (face login)YesNo
Fingerprint readerNoYes
Audio
Speakers2.22.0
Dolby AtmosYesNo

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