CPU Comparison

Apple M1 Pro vs Intel Core i7-1255U

A side-by-side comparison of specs, performance and value. Apple M1 Pro is a 5nm ARM-based SoC with 8 performance and 2 efficiency CPU cores, up to a 16-core GPU, a 16-core Neural Engine, and up to 32GB unified memory with 200GB/s bandwidth, designed for pro laptops.

Top pick
Apple · M1
Apple M1 Pro
10C / 10T
9
Full review
Intel · Core i7
Intel Core i7-1255U
10C / 12T4.7 GHz55 W
7.9
Full review

The Bottom Line

Overview & Launch

Brand
Apple
Intel
Market
Professional notebooks
Mobile
Segment
Professional laptop SoC
Mobile
Generation
1st Generation Pro (M1 family)
12th Generation
Launched
2021
2022
Status
Released
Active
Codename
Alder Lake-U
Series
M1
Core i7
Family
Apple silicon
Alder Lake-U
Predecessor
Apple M1
Intel Core i7-1165G7
Successor
Apple M2 Pro
Intel Core i7-1355U

Specifications Compared

Cores & Clocks
Cores
10
10
Threads
10
12
Base Clock
1.7 GHz
Boost Clock
4.7 GHz
Cache & Power
L3 Cache
12 MB
TDP
55 W
Architecture
Architecture
ARMv8.4-A (Apple custom)
Alder Lake-U
Process Node
5 nm (TSMC)
10 nm
Memory
Memory Type
LPDDR5 (unified, on-package)
DDR4, DDR5, LPDDR4X, LPDDR5
Memory Speed
LPDDR5-6400
DDR4-3200, DDR5-4800, LPDDR4X-4267, LPDDR5-5200
Memory Channels
Dual (2)
Max Memory
32 GB
64 GB
Platform & I/O
Socket
Intel BGA 1744
PCIe Version
PCIe 4.0
PCIe Lanes
20
Integrated GPU
Yes
Yes
Unlocked
No
No

Performance Compared

Productivity

Apple M1 Pro

In pro workloads like code compilation and light-to-medium multitasking, M1 Pro completes tasks quickly and at low power.

Intel Core i7-1255U84

Highly responsive for daily office tasks, with plenty of E-cores to keep background apps from slowing down the system.

Gaming

Apple M1 Pro
Intel Core i7-1255U64

Can run esports games like League of Legends smoothly, but struggles with modern AAA titles on integrated graphics.

Virtualization

Apple M1 Pro
Intel Core i7-1255U58

Good for light Docker containers, but 2 P-cores limit performance when running full Windows VMs.

Efficiency

Apple M1 Pro

High performance per watt enables long battery life and quiet operation under sustained loads.

Intel Core i7-1255U90

Excellent power management ensures long battery life during typical office use.

Specialized Performance

AI / ML

Apple M1 ProStrong
  • 16-core Neural Engine accelerates on-device ML tasks in apps and frameworks.
  • Apple advertises 11 TOPS INT8 for M1-series Neural Engines.
  • CPU and GPU also contribute to ML workloads via optimized libraries.
Intel Core i7-1255ULimited
  • No NPU
  • AI workloads handled by CPU/GPU

Content Creation

Apple M1 ProExcellent
Adobe Premiere ProFinal Cut ProDaVinci ResolvePhotoshopLightroom ClassicAfter EffectsLogic Pro
Intel Core i7-1255UGood
PhotoshopLightroom1080p Video EditingWeb Design

Gaming

Apple M1 ProFair
  • Integrated GPU provides playable performance in many games but is not comparable to midrange dedicated GPUs.
  • Limited macOS game catalog impacts practical gaming utility.
  • Apple Silicon adoption improves performance in supported titles over time.
Intel Core i7-1255UModerate
  • Iris Xe 96EU handles 1080p low settings for older games
  • Throttles under sustained 3D loads
  • Best paired with a discrete GPU for serious gaming

Industry Impact

Content Creation
High
Moderate
Gaming
Low
Workstations
Low
Virtualization
Moderate

Best CPU by Use Case

4K/8K Video Editing
Excellent
Motion Graphics and 3D
Very Good
Software Development
Excellent
Data Science
Good
Music Production
Excellent
General Productivity
Excellent
Office Productivity
Excellent
HD Video Streaming
Excellent
Photo Editing
Good
Programming
Very Good
Light Gaming
Moderate

Target Audience

Gamers
Content Creators
Targeted
Targeted
Developers
Targeted
Targeted
Workstation Users
Targeted
Streamers
Office / Productivity
Targeted
Targeted
Students
Targeted

Strengths & Weaknesses

Apple M1 Pro

Pros

  • Strong multi-core CPU and GPU performance in a power-efficient design.
  • Excellent battery life for a pro laptop.
  • Up to 32GB unified memory with high bandwidth.
  • Integrated media engines with ProRes accelerators for video workflows.
  • Thunderbolt 4/USB4 built into the SoC.

Cons

  • RAM is not upgradable; unified memory is fixed at purchase.
  • Gaming performance lags behind midrange dedicated GPUs.
  • No official socket or user-configurable PCIe lanes.
  • Apple does not publish TDP or official clock specifications.
  • macOS-only for direct use; no boot-to-Windows support on Apple Silicon.
Intel Core i7-1255U

Pros

  • Excellent performance-per-watt
  • Very flexible memory support
  • Good single-core burst performance
  • Plenty of PCIe lanes for an ultrabook chip
  • Reliable Iris Xe integrated graphics

Cons

  • Only 2 P-cores limit heavy multi-threading
  • Soldered to the motherboard
  • Can get warm during 55W turbo bursts
  • Not suitable for gaming without a discrete GPU

Competitors & Alternatives

Apple M1 Pro

Intel Core i7-1255U

Our Verdict on Each

Apple M1 ProRecommended

M1 Pro delivers outstanding performance per watt and strong multi-core throughput for pro workloads, with highly efficient operation and excellent battery life, making it a compelling choice for creators who do not need x86.

Best for: Creator or developer needing sustained performance and battery life in a MacBook Pro (14 or 16, 2021) who can work within macOS.

Read the full review

A highly efficient and popular 15W processor that powers a vast majority of mid-range premium ultrabooks, offering great daily responsiveness.

Best for: Buying a standard ultrabook for school or office work where you need strong battery life and snappy daily performance.

Read the full review

Frequently Asked Questions

Which is better, Apple M1 Pro or Intel Core i7-1255U?

Based on our editorial ratings, the Apple M1 Pro comes out ahead with a score of 9/10. That said, the best choice depends on your workload — check the spec and performance breakdown above for gaming, productivity and efficiency differences.

Which is faster for gaming, Apple M1 Pro or Intel Core i7-1255U?

For gaming, the Intel Core i7-1255U leads with a gaming performance score of 64/100 among Apple M1 Pro and Intel Core i7-1255U.

Which uses less power?

The Intel Core i7-1255U has the lowest rated TDP. Power draw across these chips: Intel Core i7-1255U (55 W).

Which is faster in multi-core benchmarks?

The Intel Core i7-1255U posts the highest multi-core benchmark score. Multi-core results: Intel Core i7-1255U (0). Benchmark figures are approximate and workload-dependent.