CPU Comparison
Apple M1 Ultra vs Apple M2 Ultra
A side-by-side comparison of specs, performance and value. The Apple M1 Ultra is the most powerful chip in Apple's first-generation Apple Silicon lineup, engineered by fusing two M1 Max dies through the proprietary UltraFusion interconnect. With 20 CPU cores, up to 64 GPU cores, a 32-core Neural Engine, and up to 128GB of unified LPDDR5 memory delivering 800 GB/s bandwidth, it targets the most demanding professional workflows in a compact desktop form factor.
The Bottom Line
Overview & Launch
Specifications Compared
Performance Compared
Productivity
Gaming
Virtualization
Efficiency
Specialized Performance
AI / ML
- 32-core Neural Engine accelerates on-device machine learning inference at up to 22 trillion operations per second
- 800 GB/s memory bandwidth benefits large language model inference
- 128GB unified memory enables loading large AI models that exceed typical GPU VRAM
- No dedicated tensor cores in the traditional NVIDIA CUDA sense
- Apple Core ML and Metal Performance Shaders provide software-level acceleration
- The 32-core Neural Engine provides massive throughput for on-device ML.
- Ideal for training large Core ML models locally.
- PyTorch and TensorFlow are well-optimized for this architecture via MPS.
Content Creation
Gaming
- 64-core GPU handles most macOS-native titles comfortably at 1440p
- Limited game library on macOS compared to Windows
- Rosetta 2 translation layer adds minor overhead for x86 games
- No support for external GPUs via Thunderbolt
- AAA titles running through CrossOver or Parallels may have reduced performance
- While the GPU is powerful, macOS gaming library is limited.
- Lack of dedicated ray tracing hardware compared to modern NVIDIA/AMD GPUs.
- Excellent performance for Apple Arcade and optimized titles.
- Not designed for high-refresh-rate competitive gaming.
Industry Impact
Best CPU by Use Case
Target Audience
Strengths & Weaknesses
Pros
- Outstanding multi-threaded CPU performance with 20 cores
- Massive 800 GB/s unified memory bandwidth
- Up to 128GB unified memory accessible by CPU, GPU, and Neural Engine
- Extremely power-efficient compared to x86 workstations
- Dual ProRes encode and decode engines for video professionals
- 32-core Neural Engine for hardware-accelerated machine learning
- Quiet operation even under sustained heavy workloads
- Seamless multi-die operation transparent to software
Cons
- Only available in Mac Studio, no standalone or DIY option
- No support for external GPUs
- macOS has a limited game library compared to Windows
- Memory and storage are not user-upgradeable
- No hardware-accelerated ray tracing (introduced with M3 family)
- Discontinued and superseded by M2 Ultra
- No traditional PCIe expansion slots
- HDMI 2.0 instead of HDMI 2.1 limits external display options
Pros
- Massive unified memory capacity (up to 192GB)
- Incredible power efficiency relative to performance
- Industry-leading media engine for video professionals
- Silent operation in Mac Studio chassis
- Seamless integration with macOS ecosystem
Cons
- Cannot upgrade RAM or storage after purchase
- High cost of entry for professional configurations
- Software compatibility issues with some legacy x86 plugins
- Gaming performance trails dedicated high-end PCs
- Repairability is extremely limited
Competitors & Alternatives
Apple M1 Ultra
- AMD Ryzen 9 7950XRival
High-End Desktop
- Compare head-to-headIntel Core i9-12900KRival
High-End Desktop
- AMD Threadripper PRO 5975WXRival
Workstation
- Intel Xeon W-3375XRival
Workstation
- AMD Ryzen 9 5950XRival
Creator Desktop
Direct successor with improved CPU and GPU performance, higher efficiency, and support for newer technologies.
Compare head-to-head- Alt
Half the cores at a significantly lower price point, still excellent for most professional creative workloads.
Compare head-to-head - Alt
Newer architecture with hardware-accelerated ray tracing, dynamic caching, and better per-core performance.
Compare head-to-head - Custom PC with AMD Ryzen 9 7950X and RTX 4080Alt
Windows compatibility, upgradeability, better gaming performance, and access to NVIDIA CUDA ecosystem.
- Mac Pro with M2 UltraAlt
Same chip class but in a tower with PCIe expansion slots for specialized add-in cards.
Apple M2 Ultra
- AMD Ryzen Threadripper Pro 7995WXRival
Workstation
- Intel Xeon w9-3495XRival
Workstation
- NVIDIA RTX 6000 Ada GenerationRival
GPU Compute
- AMD Ryzen 9 7950XRival
High-End Desktop
- Compare head-to-headApple M3 MaxRival
Mobile Workstation
- Custom PC (Threadripper + RTX 4090)Alt
Better for users who need Windows-specific software, maximum upgradeability, or raw gaming FPS.
- Alt
Significantly cheaper while still offering excellent performance for most creative tasks.
Compare head-to-head - Mac Studio M1 UltraAlt
Viable used option for those who need raw power but have a tighter budget.
- Intel Core i9-14900K BuildAlt
Higher peak clock speeds for specific gaming and lightly-threaded workloads.
Our Verdict on Each
An extraordinarily powerful workstation-class system-on-chip that delivers exceptional multi-threaded and GPU performance with remarkable power efficiency, though its locked ecosystem and discontinued status make the newer M2 Ultra or M3 Ultra worth considering.
Best for: Professional content creators and workstation users who need massive multi-threaded performance and unified memory within the Apple ecosystem, particularly on the refurbished market.
Read the full reviewThe M2 Ultra is a technological marvel that effectively renders high-end Intel Xeon and AMD Threadripper workstations obsolete for the vast majority of creative professionals by offering massive memory bandwidth and core counts in a relatively power-efficient package.
Best for: Professional video editing, 3D animation, or developers requiring massive memory datasets.
Read the full reviewFrequently Asked Questions
Which is better, Apple M1 Ultra or Apple M2 Ultra?
Based on our editorial ratings, the Apple M2 Ultra comes out ahead with a score of 9.5/10. 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 Ultra or Apple M2 Ultra?
For gaming, the Apple M1 Ultra leads with a gaming performance score of 72/100 among Apple M1 Ultra and Apple M2 Ultra.
Do Apple M1 Ultra and Apple M2 Ultra use the same socket?
No. They use different sockets (Apple M1 Ultra: BGA (Soldered), Apple M2 Ultra: BGA (Integrated)), so each needs a compatible motherboard.
Which has more cores?
The Apple M2 Ultra has the most cores. Core counts: Apple M1 Ultra (20 cores), Apple M2 Ultra (24 cores).
Which is faster in multi-core benchmarks?
The Apple M1 Ultra posts the highest multi-core benchmark score. Multi-core results: Apple M1 Ultra (17,500), Apple M2 Ultra (0). Benchmark figures are approximate and workload-dependent.