Intel Core Ultra 7 255HX vs Intel Core Ultra 7 265H

Intel Core Ultra 7 255HX $507
Intel Core Ultra 7 265H $471
20 Cores
20 Threads
2.4GHz Clock
16 Cores
16 Threads
2.2GHz Clock
Socket
BGA 2114
Socket
BGA 2049
iGPU
Graphics 4C 1850MHz
iGPU
Arc 140T 2300MHz
GB6S - N/A
0%
GB6S - N/A
0%
GB6M - N/A
0%
GB6M - N/A
0%
CB23S - N/A
0%
CB23S - N/A
0%
CB23M - N/A
0%
CB23M - N/A
0%
Manufacturer
Intel
Manufacturer
Intel
Architecture
Arrow Lake
Architecture
Arrow Lake
Family
Core Ultra Series 2
Family
Core Ultra Series 2
Instruction Set (ISA)
x86-64
Instruction Set (ISA)
x86-64
Codename
-
-
Arrow Lake-S-8P-16E
P-Core
Lion Cove
-
-
E-Core
Skymont
Codename
-
-
Arrow Lake-H-6P-8E
P-Core
Lion Cove
M-Core
Skymont
E-Core
Crestmont
Market Segment
Laptop
Market Segment
Laptop
Release Date
1/6/2025
Release Date
1/6/2025
Foundry
TSMC
TSMC (iGPU Die)
TSMC (SoC Die)
TSMC (IO Die)
Foundry
TSMC
TSMC (iGPU Die)
TSMC (SoC Die)
TSMC (IO Die)
Node
N3B
N5 (iGPU Die)
N6 (SoC Die)
N6 (IO Die)
Node
N3B
N5 (iGPU Die)
N6 (SoC Die)
N6 (IO Die)
Die Size
135 mm²
23 mm² (iGPU Die)
100 mm² (SoC Die)
28 mm² (IO Die)
Die Size
Unknown
44 mm² (iGPU Die)
100 mm² (SoC Die)
28 mm² (IO Die)
Transistor Count
Unknown
-
-
-
Transistor Count
Unknown
-
-
-
20 Cores
8 P-Cores
-
12 E-Cores
16 Cores
6 P-Cores
8 M-Cores
2 E-Cores
20 Threads
8 P-Threads
-
12 E-Threads
16 Threads
6 P-Threads
8 M-Cores
2 E-Threads
P-Core
2.4GHz
5.2GHz Boost
-
P-Core
2.2GHz
5.3GHz Boost
-
-
-
-
M-Core
1.7GHz
-
E-Core
1.8GHz
4.5GHz Boost
E-Core
0.7GHz
2.5GHz Boost
Overclocking
Unlocked
-
-
-
Overclocking
Locked
-
-
-
Type
DMI
Integrated Chipset
-
-
-
-
-
-
-
-
-
Transfer Rate
16GT/s
-
-
-
-
-
-
Lanes
8
-
-
Bandwidth
16GB/s
-
-
Bi-directional
32GB/s
-
-
L0 Instruction
-
-
L0 Instruction
-
-
L0 Data
-
-
L0 Data
-
-
L1 Instruction
64KB/P-Core
8-way set associative
-
-
64KB/E-Core
8-way set associative
L1 Instruction
64KB/P-Core
8-way set associative
-
-
64KB/E-Core
8-way set associative
L1 Data
48KB/P-Core
12-way set associative
-
-
32KB/E-Core
8-way set associative
L1 Data
48KB/P-Core
12-way set associative
-
-
32KB/E-Core
8-way set associative
L2
3072KB/Core
10-way set associative
-
-
-
-
-
-
-
-
12MB Shared (E-Core)
16-way set associative
L2
3072KB/Core
10-way set associative
-
-
-
-
-
-
-
-
8MB Shared (E-Core)
16-way set associative
L3
-
30MB Shared
-
12-way set associative
-
-
-
-
-
L3
-
24MB Shared
-
12-way set associative
-
-
-
-
-
-
-
-
-
-
-
-
-
Channels
2
Channels
2
Max Memory
192GB
Max Memory
128GB
ECC
Not Supported
ECC
Not Supported
Bus Width/Channel
64Bit
Bus Width
128Bit
Bus Width/Channel
64Bit
Bus Width
128Bit
Clock
3200MHz
Transfer Rate
6400MT/s
Clock
4200MHz
Transfer Rate
8400MT/s
Bandwidth/Channel
51.2GB/s
Bandwidth
102.4GB/s
Bandwidth/Channel
67.2GB/s
Bandwidth
134.4GB/s
TDP
55W
45W cTDP Down
-
160W Peak
TDP
28W
20W cTDP Down
-
115W Peak
Temp
105°C Max
-
Temp
110°C Max
-
Included Cooler
Not Included
Included Cooler
Not Included
PCIe 5.0 x20 Lanes
PCIe 4.0 x4 Lanes
PCIe 5.0 x8 Lanes
PCIe 4.0 x20 Lanes
Graphics 4C 1850MHz
512 Shaders
1850MHz
Arc 140T 2300MHz
1024 Shaders
2000MHz
AI Boost 3
AI Boost 3
-
2 Cores
-
2 Cores
13 TOPS
INT8
13 TOPS
INT8
-
-
-
-
No Cellular
No Cellular
Change Comparison