Core i7-1260P vs Core i7-1255UL

Core i7-1260P
Core i7-1255UL
12 Cores
16 Threads
2.1GHz Clock
10 Cores
12 Threads
1.7GHz Clock
Socket
BGA 1744
Socket
BGA 1744
iGPU
Iris Xe 80EU 1400MHz
iGPU
Iris Xe 96EU 1250MHz
GB6S 2,150
57%
GB6S 2,200
58%
GB6M 9,000
38%
GB6M 7,000
29%
CB23S 1,665
71%
CB23S 1,645
70%
CB23M 11,100
27%
CB23M 9,340
23%
Manufacturer
Intel
Manufacturer
Intel
Architecture
Alder Lake
Architecture
Alder Lake
Family
Core 12th Gen
Family
Core 12th Gen
Instruction Set (ISA)
x86-64
Instruction Set (ISA)
x86-64
Codename
Alder Lake-P
-
Alder Lake-6P-8E
P-Core
Golden Cove
-
-
E-Core
Gracemont
Codename
Alder Lake-PS
-
Alder Lake-2P-8E
P-Core
Golden Cove
-
-
E-Core
Gracemont
Market Segment
Laptop
Market Segment
Laptop
Release Date
2/23/2022
Release Date
8/1/2022
Foundry
Intel
Intel (PCH Die)
-
-
Foundry
Intel
Intel (PCH Die)
-
-
Node
Intel 7
14nm (PCH Die)
-
-
Node
Intel 7
14nm (PCH Die)
-
-
Die Size
208 mm²
54 mm² (PCH Die)
-
-
Die Size
161 mm²
54 mm² (PCH Die)
-
-
Transistor Count
15.2 Billion
-
-
-
Transistor Count
11.9 Billion
-
-
-
12 Cores
4 P-Cores
-
8 E-Cores
10 Cores
2 P-Cores
-
8 E-Cores
16 Threads
8 P-Threads
-
8 E-Threads
12 Threads
4 P-Threads
-
8 E-Threads
P-Core
2.1GHz
4.7GHz Boost
-
P-Core
1.7GHz
4.7GHz Boost
-
-
-
-
-
-
-
E-Core
1.5GHz
3.4GHz Boost
E-Core
1.2GHz
3.5GHz Boost
Overclocking
Locked
-
-
-
Overclocking
Locked
-
-
-
Type
OPI
Type
OPI
-
-
-
-
-
-
-
-
Transfer Rate
4GT/s
Transfer Rate
4GT/s
-
-
-
-
Lanes
8
Lanes
8
Bandwidth
4GB/s
Bandwidth
4GB/s
Bi-directional
8GB/s
Bi-directional
8GB/s
L0 Instruction
-
-
L0 Instruction
-
-
L0 Data
-
-
L0 Data
-
-
L1 Instruction
32KB/P-Core
8-way set associative
-
-
64KB/E-Core
8-way set associative
L1 Instruction
32KB/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
1280KB/Core
10-way set associative
-
-
-
-
-
-
-
-
2MB Shared (E-Core)
16-way set associative
L2
1280KB/Core
10-way set associative
-
-
-
-
-
-
-
-
2MB Shared (E-Core)
16-way set associative
L3
-
18MB Shared
-
12-way set associative
-
-
-
-
-
L3
-
12MB Shared
-
12-way set associative
-
-
-
-
-
-
-
-
-
-
-
-
-
Channels
2
Channels
2
Max Memory
64GB
Max Memory
64GB
ECC
Not Supported
ECC
Not Supported
Bus Width/Channel
64Bit
Bus Width
128Bit
Bus Width/Channel
64Bit
Bus Width
128Bit
Clock
2400MHz
Transfer Rate
4800MT/s
Clock
2400MHz
Transfer Rate
4800MT/s
Bandwidth/Channel
38.4GB/s
Bandwidth
76.8GB/s
Bandwidth/Channel
38.4GB/s
Bandwidth
76.8GB/s
TDP
28W
-
-
64W Peak
TDP
15W
12W cTDP Down
28W cTDP Up
-
Temp
100°C Max
-
Temp
100°C Max
-
Included Cooler
Not Included
Included Cooler
Not Included
PCIe 4.0 x12 Lanes
PCIe 4.0 x12 Lanes
Iris Xe 80EU 1400MHz
640 Shaders
1400MHz
Iris Xe 96EU 1250MHz
768 Shaders
1250MHz
GNA 3.0
GNA 3.0
-
-
-
-
-
-
-
-
-
-
-
-
No Cellular
No Cellular
Change Results