Apple
Mac Studio M5 Ultra · 16GB
M5 Ultra · 16GB
98
/ 100
From $4,199
VS
Apple
Mac Studio M5 Ultra · 64GB
M5 Ultra · 64GB
98
/ 100
From $4,999
Specdex verdict
Dead heat — it comes down to priorities.
In our weighted Specdex score, Mac Studio M5 Ultra · 16GB lands at 98 and Mac Studio M5 Ultra · 64GB at 98. With scores tied, the decision hinges on which sub-scores matter most to you.
Pick Mac Studio M5 Ultra · 16GB if…
- ✓M5 generation perf-per-watt leader
- ✓Larger unified memory ceiling
- ✓Improved ray-tracing iGPU
Pick Mac Studio M5 Ultra · 64GB if…
- ✓M5 generation perf-per-watt leader
- ✓Larger unified memory ceiling
- ✓Improved ray-tracing iGPU
Mac Studio M5 Ultra · 16GB 98
vs 98 Mac Studio M5 Ultra · 64GB
Score breakdown
Mac Studio M5 Ultra · 16GB
98 cpu 98
gpu 96
display 92
battery 96
portability 90
Mac Studio M5 Ultra · 64GB
98 cpu 98
gpu 96
display 92
battery 96
portability 90
Specs side-by-side
| Spec | Mac Studio M5 Ultra · 16GB | Mac Studio M5 Ultra · 64GB |
|---|---|---|
| Chip | M5 Ultra | M5 Ultra |
| RAM | 16GB | ▲ 64GB |
| Release year | 2025 | 2025 |
| OS | macOS 16 | macOS 16 |
Mac Studio M5 Ultra · 16GB
Pros
- +M5 generation perf-per-watt leader
- +Larger unified memory ceiling
- +Improved ray-tracing iGPU
Cons
- −macOS-only
- −Memory non-upgradable
- −High-end configs expensive
Mac Studio M5 Ultra · 64GB
Pros
- +M5 generation perf-per-watt leader
- +Larger unified memory ceiling
- +Improved ray-tracing iGPU
Cons
- −macOS-only
- −Memory non-upgradable
- −High-end configs expensive
FAQ: Mac Studio M5 Ultra · 16GB vs Mac Studio M5 Ultra · 64GB
Which is better, Mac Studio M5 Ultra · 16GB or Mac Studio M5 Ultra · 64GB? +
Both score 98 on our weighted rubric — tied. Your best pick depends on the sub-scores above.
Is Mac Studio M5 Ultra · 16GB worth the price? +
At $4,199, Mac Studio M5 Ultra · 16GB delivers a Specdex score of 98 — strongest in cpu.
Is Mac Studio M5 Ultra · 64GB worth the price? +
At $4,999, Mac Studio M5 Ultra · 64GB delivers a Specdex score of 98 — strongest in cpu.
Does Mac Studio M5 Ultra · 16GB or Mac Studio M5 Ultra · 64GB last longer? +
Based on our long-term update and support ratings, both ship with multi-year support. Battery and reliability scores are visible in the breakdown above.