CPUs

Apple M3 Ultra (32C80G) Full Specs

32 Cores(24P+8E)
32 Threads(24P+8E)
4.05GHz
TDP
300W
Bandwidth
819.2GB/s
LPDDR5
iGPU
80-Core M3 Ultra
··
28.26 TFLOPSFP16

32 Cores
24P
8E
32 Threads
24P
8E

Base Clock
4.05GHz
Overclocking
Locked

L1i
192KB P
128KB E
L1d
128KB P
64KB E
L2
64MB P shared
4MB E shared
SLC Cache
96MB

Type
LPDDR5
Max Memory
128GB
ECC
No
Channels
8
Bus Width
1024-bit
Speed
6400MT/s
Bandwidth
819.2GB/s
Bandwidth Calculator
Channels
Transfer Rate
Calculated Bandwidth
819.2GB/s

TDP
300W
Max Operating Temp
100°C Max

PCIe
PCIe 4.0 x32
63GB/sBandwidth

iGPU
80-Core M3 Ultra
Shaders
10240
Boost Clock
1.38GHz
··
28.26 TFLOPSFP16

NPU Model
H15 Erebus
NPU Cores
32
NPU Clock
2.36GHz
Performance
36 TOPSFP16

Manufacturer
Apple
ISA
AArch64
Architecture
Apple Silicon 13ARMv8.6-A
Family
M Series
Branding
M3 Ultra branding
Codename
Palma-D
M3 UltraVariant
EverestP-Core
Sawtooth E-Core
Market Segment
Workstation
Release Date
Mar 5, 2025

Foundry
TSMC
Fabrication Node
N3B
Die Size
954mm²
Transistor Count
184 Billion
Transistor Density
193 MTr/mm²

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