CPUs

Intel Core Ultra 9 275HX vs Apple M5 Max (18C32G) Full Specs

24 Cores(8P+16E)
24 Threads(8P+16E)
2.7GHz
18 Cores(6P+12M)
18 Threads(6P+12M)
4.61GHz
TDP
55W
TDP
140W
Bandwidth
102.4GB/s
DDR5
Bandwidth
460.8GB/s
LPDDR5X
iGPU
iGPU
··
3.89 TFLOPSFP16
··
26.54 TFLOPSFP16
Socket
Socket
-

Core Ultra 9 275HXCore Ultra 9 275HX3,044
x1
M5 Max (18C32G)M5 Max (18C32G)4,340
x1.43

24 Cores
8P
-
16E
18 Cores
6P
12M
-
24 Threads
8P
-
16E
18 Threads
6P
12M
-

Base Clock
2.7GHz
Base Clock
4.61GHz
Boost Clock
5.4GHz
Boost Clock
-
Overclocking
Unlocked
Overclocking
Locked

L1i
64KB P
-
64KB E
L1i
192KB P
192KB M
-
L1d
48KB P
-
32KB E
L1d
128KB P
128KB M
-
L2
3MB P
-
-
16MB E shared
L2
1MB P
16MB P shared
16MB M shared
-
L3
24MB
L3
-
SLC Cache
-
SLC Cache
48MB

Type
DDR5
Type
LPDDR5X
Max Memory
192GB
Max Memory
96GB
ECC
No
ECC
No
Channels
2
Channels
3
Bus Width
128-bit
Bus Width
384-bit
Speed
6400MT/s
Speed
9600MT/s
Bandwidth
102.4GB/s
Bandwidth
460.8GB/s
Bandwidth Calculator
Channels
Transfer Rate
Calculated Bandwidth
102.4GB/s
Bandwidth Calculator
Channels
Transfer Rate
Calculated Bandwidth
460.8GB/s

TDP
55W
TDP
140W
cTDP-down
45W
cTDP-down
-
Peak Power
160W
Peak Power
-
Max Operating Temp
105°C Max
Max Operating Temp
100°C Max

Bus Type
DMI
Bus Type
-
Bus Config
8 lanes
Bus Config
-
Bus Speed
16GT/s
Bus Speed
-
Bus Bandwidth
16GB/s
Bus Bandwidth
-

PCIe
PCIe 5.0 x20
78.8GB/sBandwidth
PCIe
PCIe 4.0 x16
31.5GB/sBandwidth
PCIe Secondary
PCIe 4.0 x4
7.9GB/sBandwidth
-

iGPU
iGPU
Shaders
512
Shaders
4096
Boost Clock
1.9GHz
Boost Clock
1.62GHz
··
3.89 TFLOPSFP16
··
26.54 TFLOPSFP16

NPU Model
AI Boost 3
NPU Model
H17 Hyperion
NPU Cores
2
NPU Cores
16
NPU Clock
-
NPU Clock
2.45GHz
Performance
13 TOPSINT8
Performance
38 TOPSINT8

Manufacturer
Manufacturer
ISA
x86-64
ISA
AArch64
Architecture
Architecture
Family
Family
Branding
Core Ultra 9 2023 branding
Branding
M5 Max  branding
Codename
Arrow Lake-S
Arrow Lake-S-8P-16EVariant
Lion CoveP-Core
-
SkymontE-Core
Codename
Sotra-S
M5 MaxVariant
AS15PP-Core
AS15MM-Core
-
Market Segment
Laptop
Market Segment
Desktop
Release Date
Jan 6, 2025
Release Date
Mar 3, 2026

Foundry
TSMC
Foundry
TSMC
Other Foundries
TSMCiGPU
TSMCIO
TSMCSoC
Other Foundries
-
Fabrication Node
N3B
N5iGPU
N6IO
N6SoC
Fabrication Node
N3P
-
-
-
Die Size
135mm²
23mm²iGPU
28mm²IO
100mm²SoC
Die Size
-

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