Apple M1 Ultra 20 Core vs Apple M4 Pro (14 Core)

Updated Jun 2026 · Scored by the Let’s Compare Data Engine · How we score

For most buyers the Apple M4 Pro (14 Core) is the better pick — it scores 60/100 to the Apple M1 Ultra 20 Core's 57, leading on Core Specifications. Choose the Apple M1 Ultra 20 Core instead if integrated graphics and benchmark matter most to you, where it comes out ahead.

Verdict

Our overall take, at a glance

Apple M4 Pro (14 Core) and Apple M1 Ultra 20 Core are closely matched

Apple M4 Pro (14 Core)

Apple M1 Ultra 20 Core

Where Apple M4 Pro (14 Core) stands out

Core Specifications Lithography Process: 3 nm (40% less)

Where Apple M1 Ultra 20 Core stands out

Core Specifications Cores: 20
Core Specifications Threads: 20
Integrated Graphics Model: Apple M1 Ultra GPU

Winner by category for Apple M1 Ultra 20 Core vs Apple M4 Pro (14 Core)
Category	Apple M4 Pro (14 Core)	Apple M1 Ultra 20 Core	Winner
Core Specifications	56	30	Apple M4 Pro (14 Core)
Integrated Graphics	39	48	Apple M1 Ultra 20 Core
Benchmark	66	72	Apple M1 Ultra 20 Core

In-depth analysisAI

AI-generated from the cited sources — may be incomplete or inaccurate; verify important details before deciding · generated Jun 2026.

Apple M1 Ultra 20 Core

The Apple M1 Ultra is an extremely powerful System-on-a-Chip designed for high-end, professional workstations. It combines two independently connected M1 Max units via the 'UltraFusion' interconnect to significantly increase computational throughput. This processor is suited for users who require maximum performance for intensive creative and scientific workloads.

Best for Professional video editingBest for 3D Rendering/VFXBest for Computational modeling

Pros

High core count structure, featuring a total of 20 CPU cores and dedicated high-bandwidth interconnectivity (Source 1)
Significant memory capacity options are available, supporting up to 128 GB of LPDDR5 RAM (Source 1)
Achieves exceptional performance by combining two M1 Max units, effectively doubling peak capabilities (Source 1)

Cons

The high resource requirements make it unsuitable for most general-purpose computing tasks
It is a discontinued processor, limiting modern upgrade paths and support options (Source 1)

Apple M4 Pro (14 Core)

The Apple M4 Pro is a System-on-a-Chip (SoC) developed by Apple, featuring specialized components for computing, graphics, and neural processing. With variations allowing 12 or 14 CPU cores and 16 or 20 GPU cores, it is positioned for mid-to-high-end users who require substantial power for complex creative workflows.

Best for Professional video editingBest for High-fidelity graphics renderingBest for AI and machine learning development

Pros

Includes a higher core count in both the CPU (up to 14) and GPU (up to 20) compared to base M4 models, enhancing versatility
Offers significantly improved memory bandwidth via LPDDR5X technology, reaching up to 273 GB/s with larger configurations (Source 1)
The dedicated NPU is highly capable, supporting AI workloads due to its advanced processing power metrics (Source 1)

Cons

Its primary function is tied to specific Apple hardware platforms (e.g., MacBook Pro), limiting standalone flexibility for other manufacturers
While powerful, the M4 Pro's performance benchmarks mean it operates within a highly integrated ecosystem that can restrict upgradeability (Source 1)

Value for Money

Which is the better deal for the price

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Apple M1 Ultra 20 Core

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Apple M4 Pro (14 Core)

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Performance

Higher benchmark score = faster

Apple M1 Ultra 20 Core41,396

Apple M4 Pro (14 Core)37,932

See the raw benchmark values →

Benchmark score — a measured indicator of raw performance, not a guarantee of real-world speed.

Review Videos

Hand-picked expert reviews for each product

Detailed Specifications

The full spec sheet, side by side

Core Specifications

Feature	Apple M1 Ultra 20 Core	Apple M4 Pro (14 Core)
Cores	20	14
Threads	20	14
Base Frequency	N/A	N/A
Base Power Consumption	N/A	N/A
Maximum Frequency	N/A	N/A
Maximum Power Consumption	N/A	N/A
L1 Cache	N/A	N/A
L2 Cache	N/A	N/A
L3 Cache	N/A	N/A
Lithography Process	5 nm	3 nm40% less
Is unlocked	No	No

Integrated Graphics

Feature	Apple M1 Ultra 20 Core	Apple M4 Pro (14 Core)
Model

Benchmark

Feature	Apple M1 Ultra 20 Core	Apple M4 Pro (14 Core)
PassMark CPU Mark	41,3969% more	37,932

Specification Note

Specifications are compiled from official manufacturer data and other reliable internet sources. Some features may vary by region or model configuration.

Frequently Asked Questions

Common questions about Apple M1 Ultra 20 Core vs Apple M4 Pro (14 Core) comparison

They are closely matched: Apple M1 Ultra 20 Core scores 72/100 and Apple M4 Pro (14 Core) scores 72/100 in our overall comparison — within 1 points. Neither is a clear winner overall, so the decision comes down to the specific features and price that matter most to you.

Apple M1 Ultra 20 Core and Apple M4 Pro (14 Core) are compared side by side above across every spec in the cpus category — including performance, features and design — each scored 0–100 so you can see exactly where one leads the other. Our overall scores are 72/100 for Apple M1 Ultra 20 Core and 72/100 for Apple M4 Pro (14 Core).

It's close — Apple M1 Ultra 20 Core (72/100) and Apple M4 Pro (14 Core) (72/100) score almost the same. Pick based on price and the individual specs that matter most to you; the comparison above shows where each one pulls ahead.