Qualcomm Snapdragon X Plus (X1P-66-100) vs Snapdragon X Plus (X1P-46-100)

We compared two laptop CPUs: the 3.4 GHz Qualcomm Snapdragon X Plus (X1P-66-100) with 10-cores against the 3.4 GHz Snapdragon X Plus (X1P-46-100) with 8-cores. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.

Review

General overview and comparison of the processors
Single-Core Performance
Performance in single-threaded apps and benchmarks
Multi-Core Performance
Measure performance when all cores are involved
Power Efficiency
The efficiency score of power consumption
Integrated Graphics
iGPU capabilities for gaming and 3D-intensive tasks
Choose your main usage scenario to recalculate the Final Score and see which CPU suits your needs.
๐Ÿ”Œ Usage Scenario:

Key Differences

What are the key differences between (X1P-46-100) and (X1P-66-100)
Advantages of Qualcomm Snapdragon X Plus (X1P-66-100)
  • More powerful Adreno X1-85 integrated graphics: 3.7 vs 2.1 TFLOPS
  • Has 2 more physical cores

Test in Benchmarks

Comparing the performance of CPUs across various tasks

Cinebench

Reputable cross-platform benchmark for high-performance processors

GeekBench v6

The new version of this benchmark emulates common operations often used in real-world apps
Geekbench 6 (Single-Core)
Geekbench 6 (Multi-Core)

PassMark

Synthetic test that focuses on raw computational performance for low-level functions
Integer math 53.6 GOps/sec -
Floating point math 81.3 GOps/sec -
Find prime numbers 266M Primes/sec -
Random string sorting 30.9M Strings/sec -
Data encryption 13.1 GBytes/sec -
Data compression 210.7 MBytes/sec -
Physics 1789 Frames/sec -
Extended instructions 14.5B Matrices/sec -
Sources: PassMark [3] โ€“ 181 samples

Performance Per Watt

Shows the score you get per each watt of PL1 TDP
Cinebench 2024 / Watt 23.6 PPW 24.1 PPW
Geekbench 6 Multi / Watt 385.7 PPW 388.2 PPW
Passmark CPU Mark / Watt 611.4 PPW -
These are rough calculations, as most CPUs surpass PL1 TDP wattage even in multicore workloads.

Specifications

Full technical specification of Qualcomm Snapdragon X Plus (X1P-66-100) and Snapdragon X Plus (X1P-46-100)

General

Vendor Qualcomm Qualcomm
Released September 4, 2024 September 4, 2024
Type Laptop Laptop
Instruction Set ARMv9 ARMv9
Codename Snapdragon X Snapdragon X
Model number X1P-66-100 X1P-46-100
Integrated GPU Adreno X1-85 Qualcomm Adreno X1-45
Rival Equivalent - Apple M3 - Apple M2

CPU

Performance Cores
P-Cores 10 8
P-Threads 10 8
Base Frequency (P) 3.4 GHz 3.4 GHz
Turbo Boost Frequency (P) 4 GHz 4 GHz
Total
Total Cores 10 8
Total Threads 10 8
Bus Frequency 100 MHz 100 MHz
Multiplier 34x 34x
L1 Cache 288K (per core) 288K (per core)
L2 Cache 12MB (shared) 12MB (shared)
L3 Cache 6MB (shared) 6MB (shared)
Unlocked Multiplier No No

Package

Fabrication Process 4 nm 4 nm
TDP (PL1) 35 W 30 W
Max. Boost TDP (PL2) - 35 W
Socket Custom Custom
Laptop processors ranking (99th and 118th place)

iGPU

Integrated Graphics Adreno X1-85 Qualcomm Adreno X1-45
GPU Base Clock 300 MHz 280 MHz
GPU Boost Clock 1250 MHz 1367 MHz
Shading Units 1536 768
TMUs 96 48
ROPs 48 24
Execution Units 6 3
TGP 30 W -
iGPU FLOPS

Memory Support

Memory Types - LPDDR5X-8448 - LPDDR5X-8448
Max. Memory Size 64 GB 64 GB
Memory Channels 2 8
Max. Memory Bandwidth 135.2 GB/s 135.2 GB/s
ECC Support No No

Misc

Official Site Qualcomm Snapdragon X Plus (X1P-66-100) official page Qualcomm Snapdragon X Plus (X1P-46-100) official page
PCI Express Version 4.0 4.0
PCI Express Lanes 12 -

Cast your vote

Choose between two processors
1 (50%)
1 (50%)
Total votes: 2

Comments

So which CPU will you choose: Qualcomm Snapdragon X Plus (X1P-46-100) or Snapdragon X Plus (X1P-66-100)?
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