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  3. LOQ 15IAX9 RTX 4050 (2024) vs Katana A15 AI B8 RTX 4070 (2024)

Lenovo LOQ 15IAX9 RTX 4050 (2024) vs MSI Katana A15 AI B8 RTX 4070 (2024)

What LOQ 15IAX9 RTX 4050 (2024) does better (9) and where Katana A15 AI B8 RTX 4070 (2024) wins (9) — every spec side by side.

Lenovo LOQ 15IAX9 RTX 4050 (2024)
5.9Score
9 advantages
Higher score
vs
MSI Katana A15 AI B8 RTX 4070 (2024)
5.8Score
9 advantages≈ $1,600
4.0Graphics6.7
4.2Overall performance6.1
6.0Display4.0
8.6Memory & storage3.2
5.8Battery & portability3.9
5.1Features & cooling3.8
Dimensions

Size comparison

LOQ 15IAX9 RTX 4050 (2024)Katana A15 AI B8 RTX 4070 (2024)
359.9 × 258.723.9359 × 25925
LOQ 15IAX9 RTX 4050 (2024)Katana A15 AI B8 RTX 4070 (2024)Difference
Depth258.7 mm259 mm−0.3 mm
Width359.9 mm359 mm+0.9 mm
Thickness23.9 mm25 mm−1.1 mm
Weight2.4 kg2.2 kg+0.1 kg

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

Why is LOQ 15IAX9 RTX 4050 (2024) better than Katana A15 AI B8 RTX 4070 (2024)?

  1. RAM (up to)64 GB vs 16 GB4×
  2. SSD (up to)4,096 GB vs 1,000 GB4.1×
  3. Battery capacity60 Wh vs 54 Wh+12%
  4. Advanced OptimusYes · Katana A15 AI B8 RTX 4070 (2024): No
  5. USB-C charging (Power Delivery)Yes · Katana A15 AI B8 RTX 4070 (2024): No
  6. Brightness300 nits vs 250 nits+20%
  7. Thickness23.9 mm vs 25 mm+5%
  8. Webcam1,080p vs 720p+50%
  9. sRGB coverage100% vs 69%+45%

Why is Katana A15 AI B8 RTX 4070 (2024) better than LOQ 15IAX9 RTX 4050 (2024)?

  1. 3DMark Steel Nomad Light7,728 vs 12,396+60%
  2. GPU compute (FP32)11.7 TFLOPS vs 18.2 TFLOPS+56%
  3. GPU shader cores2,560 vs 4,608+80%
  4. Weight2.38 kg vs 2.25 kg+6%
  5. Video memory6 GB vs 8 GB+33%
  6. RAM (base)8 GB vs 16 GB2×
  7. SSD (base)512 GB vs 1,000 GB+95%
  8. Max CPU clock4.4 GHz vs 5.2 GHz+18%
  9. RAM speed4,800 MHz vs 5,600 MHz+17%
Specifications

Side by side

Graphics
Graphics cardGeForce RTX 4050 LaptopGeForce RTX 4070 Laptop
GPU makerNVIDIANVIDIA
GPU power (TGP)105 W105 W
Video memory6 GB8 GB
Video memory typeGDDR6GDDR6
GPU shader cores2,5604,608
GPU compute (FP32)11.7 TFLOPS18.2 TFLOPS
3DMark Steel Nomad Light7,72812,396
Processor
ProcessorCore i5-12450HRyzen 9 8945HS
CPU makerIntelAMD
CPU cores88
CPU threads12—
Max CPU clock4.4 GHz5.2 GHz
Processor optionsCore i5-12450H, Core i5-12450HX, Core i5-13450HX, Core i7-12650HX, Core i7-13650HX, Core i7-14700HXRyzen 7 8845HS, Ryzen 9 8945HS
Geekbench 6 multi-core9,325—
Geekbench 6 single-core2,238—
Cinebench 2024 multi-core595—
Display
Screen size15.6″15.6″
Resolution1920 × 10801920 × 1080
Resolution classFull HD (1080p/1200p)Full HD (1080p/1200p)
Refresh rate144 Hz144 Hz
Panel typeIPSIPS
Brightness300 nits250 nits
sRGB coverage100%69%
Response time—3 ms
DCI-P3 coverage—51%
Pixel density141 ppi141 ppi
Aspect ratio16:916:9
G-Sync / FreeSyncYesYes
Advanced OptimusYesNo
MUX switchYesYes
HDRNoNo
TouchscreenNoNo
Memory & storage
RAM (up to)64 GB16 GB
RAM (base)8 GB16 GB
RAM typeDDR5DDR5
RAM speed4,800 MHz5,600 MHz
Max. supported RAM64 GB64 GB
RAM slots22
Upgradable RAMYesYes
SSD (up to)4,096 GB1,000 GB
SSD (base)512 GB1,000 GB
M.2 SSD slots22
SSD interfacePCIe 4.0 x4PCIe 4.0 x4
Battery & power
Battery capacity60 Wh54 Wh
Power adapter170 W200 W
USB-C charging (Power Delivery)YesNo
USB-C charging power140 W—
Design & cooling
Weight2.38 kg2.25 kg
Thickness23.9 mm25 mm
Width359.9 mm359 mm
Depth258.7 mm259 mm
Body materialPlasticPlastic
ColoursGrayBlack
Cooling fans22
Vapor chamber coolingNoNo
Liquid metal (CPU)NoNo
Fan noise (max. load)—50 dB
Ports & wireless
Thunderbolt or USB4NoNo
USB-C ports11
USB-A ports33
HDMIHDMI 2.1HDMI 2.1
HDMI 2.1YesYes
(Mini) DisplayPortNoNo
Ethernet—1 Gbit/s
Ethernet portYesYes
SD card readerNoNo
3.5 mm audio jackYesYes
Wi-Fi standardWi-Fi 6Wi-Fi 6
Bluetooth5.25.3
Keyboard & camera
Backlit keyboardYesYes
Numeric keypadYesYes
Key travel1.5 mm1.5 mm
Webcam1,080p720p
IR camera (face login)NoNo
Fingerprint readerNoNo
Audio
Speakers2.02 speakers
Dolby AtmosNoNo
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