On 25 August 2026 Apple gave the Mac Studio its biggest update yet — the new M5 Max and M5 Ultra, with up to 512GB of unified memory, PCIe Gen 6 storage and a huge leap in on-device AI. Pre-order now; it ships from 22 September 2026 (512GB configs from October). Here's how the new chips compare with the 2025 M4 Max and M3 Ultra — and which Mac Studio to buy.
Geekbench 6 multi-core score — higher is faster, all four chips on one scale. Measured scores except where marked (est.).
Notably, the 18-core M5 Max already edges past the 32-core M3 Ultra in multi-core CPU. The M5 Ultra hadn't been independently benchmarked at publication — its bar uses Apple's stated up-to-1.3× CPU gain over the M3 Ultra and will be updated when real scores land. Sources: Geekbench, Apple. GPU and AI comparisons are in the sections below.
| Specification | M4 Max (2025) | M5 Max New | M3 Ultra (2025) | M5 Ultra New |
|---|---|---|---|---|
| Tier & year | Max · 2025 | Max · 2026 | Ultra · 2025 | Ultra · 2026 |
| CPU | up to 16-core | 18-core | up to 32-core | up to 36-core |
| GPU | up to 40-core | up to 40-core + Neural Accel. | up to 80-core | up to 80-core + Neural Accel. |
| Neural Engine | 16-core | Dual 16-core | 32-core | 32-core |
| Max unified memory | 128GB | 128GB | 512GB | 512GB |
| Memory bandwidth | 546 GB/s | 614 GB/s | 819 GB/s | 1.2 TB/s |
| Max storage | 8TB | 16TB | 16TB | 16TB |
| SSD interface | PCIe Gen 4 | PCIe Gen 6 | PCIe Gen 4 | PCIe Gen 6 |
| Thunderbolt | Thunderbolt 5 | Thunderbolt 5 | Thunderbolt 5 | Thunderbolt 5 |
| Wireless | Wi-Fi 6E · BT 5.3 | Wi-Fi 7 · BT 6 (N1) | Wi-Fi 6E · BT 5.3 | Wi-Fi 7 · BT 6 (N1) |
| Starting price (AU RRP) | A$3,499 | A$4,299 | A$6,999 | A$9,499 |
New-model specs & performance claims from Apple Newsroom (25 Aug 2026) & Macworld; 2025 specs from MacRumors. AU prices are Apple RRP.
The Mac Studio has become Apple's local-AI workstation, and the M5 generation leans right into it. Both new chips add Neural Accelerators inside every GPU core (new with M5 and absent on the M4 Max / M3 Ultra), the M5 Max gains a dual Neural Engine, and the M5 Ultra pairs 512GB of unified memory with a massive 1.2 TB/s of bandwidth — enough to hold and run very large language models entirely on-device.
AI figures are Apple's own stated comparisons versus the previous generation; real-world gains vary by app and model.
For running the largest models on-device, the spec that matters most is how much unified memory you can buy — a model only runs if it fits. That makes the 2025 M3 Ultra a standout value: it still scales to the same 512GB as the new M5 Ultra, at a much lower price.
Beyond raw speed, the M5 Studio modernises the whole platform: PCIe Gen 6 SSDs (up to 2× faster storage), Apple's N1 wireless chip (Wi-Fi 7, Bluetooth 6), USB-C genlock, support for up to eight displays, and Thunderbolt 5 clustering for distributing large AI workloads across multiple machines. Apple also quotes up to 1.3× faster CPU and 1.8× faster graphics on the M5 Ultra versus the M3 Ultra.
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The M5 Ultra leads, pairing up to 512GB of unified memory with 1.2 TB/s of bandwidth, GPU Neural Accelerators and Apple's figure of up to 4.3x faster AI than the M3 Ultra. For running the largest models affordably, the 2025 M3 Ultra is outstanding value - it also reaches 512GB, at a much lower price. The M5 Max (128GB) is excellent for most everyday AI work.
Announced 25 August 2026, pre-orders open now, with deliveries from 22 September 2026 (512GB configurations arrive in October). In Australia the M5 Max starts at A$4,299 and the M5 Ultra at A$9,499.
In Geekbench 6 multi-core the 18-core M5 Max scores about 29,200, edging past the 32-core M3 Ultra (around 27,700) and the M4 Max (around 26,700). The M5 Ultra hasn't been independently benchmarked yet, but Apple quotes up to 1.3x the M3 Ultra's CPU, which would put it near 36,000.
Absolutely, if you need lots of memory. The M3 Ultra scales to 512GB with 819 GB/s of bandwidth, so it runs very large local models, at a lower price than the M5 Ultra. The M5 Ultra is faster and more efficient, but the M3 Ultra is the value choice for memory-bound AI.
No - unified memory is fixed at purchase on every Mac Studio, so buy enough up front. Internal storage is a proprietary Apple module and not user-upgradeable in the usual sense; most owners add fast Thunderbolt 5 external SSD or RAID storage instead, which Macfixit stocks.