Based on our overall comparison score, Apple M1 Ultra GPU rates higher at 44/100 versus 36/100 for Apple M6 GPU — a 8-point lead. Apple M1 Ultra GPU is the stronger overall pick, though the right choice still depends on which specs matter most to you; the full spec table above breaks down every difference.
Apple M1 Ultra GPU vs Apple M6 GPU
Updated Nov 2026 · Scored by the Let’s Compare Data Engine · How we score
For most buyers the Apple M1 Ultra GPU is the better pick — it scores 42/100 to the Apple M6 GPU's 34, leading on Memory and API Support. Choose the Apple M6 GPU instead if core specifications matters most to you, where it comes out ahead.
- Apple M1 Ultra GPU has no published G3D Mark result, so it scores lower.
- Apple M6 GPU has no published G3D Mark result, so it scores lower.
Verdict
Our overall take, at a glance
Key takeaways
- Apple M1 Ultra GPU leads Apple M6 GPU overall by 8 points (42 vs 34 out of 100).
- Apple M1 Ultra GPU stands out on Memory Bandwidth: 800 GB/s (371% more).
Apple M1 Ultra GPU leads overall
Apple M1 Ultra GPU
42
Apple M6 GPU
34
Why it stands out
- Memory Bandwidth: 800 GB/s (371% more)
In-depth analysisAI
AI-generated from the cited sources — may be incomplete or inaccurate; verify important details before deciding · generated Nov 2026.
Apple M1 Ultra GPU
The Apple M1 Ultra GPU is a high-end integrated graphics processor designed for workstation-class Mac desktops. Built by connecting two M1 Max chips via Apple's proprietary UltraFusion interconnect, the processor scales up to 64 GPU cores and shares up to 128 GB of unified LPDDR5X memory. It is engineered for demanding creative tasks that require massive memory bandwidth and processing parallelism.
Best for Memory-intensive professional workloads such as high-resolution video editing…Best for Workstation users seeking high power-efficiency and unified system architecture
Pros
- Features an UltraFusion interconnect that delivers up to 2.5 TB/s of low-latency bandwidth between the dual-die setup
- Provides access to a massive unified memory pool of up to 128 GB, surpassing the VRAM limit of typical discrete graphics cards
- Highly efficient design built on TSMC's 5 nm manufacturing process with 114 billion total transistors
Cons
- Underperforms compared to top-tier dedicated desktop graphics cards like the NVIDIA GeForce RTX 3090 in standard gaming and compute benchmarks
Apple M6 GPU
The Apple M6 GPU is an integrated graphics processor manufactured on a 2-nanometer lithography node. Utilizing Apple's unified architecture, it shares system memory across the chip with a memory bandwidth of 170 GB/s. It is designed for low-power consumer devices requiring efficient graphics acceleration without dedicated VRAM.
Best for Power-conscious graphics rendering in slim laptops and compact desktopsBest for Applications optimized for unified CPU and GPU memory access
Pros
- Built on a 2-nanometer process to maximize energy efficiency
- Unified memory architecture provides 170 GB/s bandwidth directly to the GPU
- Integrated design minimizes board space and thermal overhead
Cons
- Shared system memory can create bandwidth contention during heavy combined workloads
- Non-upgradable integrated architecture limits future hardware expansion
Value for Money
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Apple M1 Ultra GPU
Apple M6 GPU
Review Videos
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Detailed Specifications
The full spec sheet, side by side
Frequently Asked Questions
Common questions about Apple M1 Ultra GPU vs Apple M6 GPU comparison
Apple M1 Ultra GPU and Apple M6 GPU are compared side by side above across every spec in the gpus category — including performance, features and design — each scored 0–100 so you can see exactly where one leads the other. Our overall scores are 44/100 for Apple M1 Ultra GPU and 36/100 for Apple M6 GPU.
If you want the higher-rated gpus option overall, Apple M1 Ultra GPU (44/100) edges out Apple M6 GPU (36/100). But if Apple M6 GPU is cheaper or stronger on the specific specs you care about, it can still be the better buy — use the spec table and strengths profile above to decide.
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