Intel Core i7-1255U vs Intel Core i7-10750H

Intel Core i7-1255U $426
Intel Core i7-10750H
10 Cores
12 Threads
1.7GHz Clock
6 Cores
12 Threads
2.6GHz Clock
Socket
BGA 1744
Socket
BGA 1440
iGPU
Iris Xe 96EU 1250MHz
1.92 TFLOPS FP32
iGPU
UHD 630 1150MHz
440 GFLOPS FP32

GB6 Single-Core

  • 32% faster vs Core i7-10750H
  • 24% slower vs Core i7-1255U
Core i7-1255U - GB6S 1,955
x1.32
Core i7-10750H - GB6S 1,480
x1

GB6 Multi-Core

  • 10% faster vs Core i7-10750H
  • 9% slower vs Core i7-1255U
Core i7-1255U - GB6M 5,900
x1.1
Core i7-10750H - GB6M 5,340
x1

CB23 Single-Core

  • 51% faster vs Core i7-10750H
  • 34% slower vs Core i7-1255U
Core i7-1255U - CB23S 1,655
x1.51
Core i7-10750H - CB23S 1,095
x1

CB23 Multi-Core

  • 13% faster vs Core i7-10750H
  • 12% slower vs Core i7-1255U
Core i7-1255U - CB23M 8,285
x1.13
Core i7-10750H - CB23M 7,315
x1
  • 64% faster vs Core i7-10750H
  • 39% slower vs Core i7-1255U
Core i7-1255U - 76.8GB/s
x1.64
Core i7-10750H - 46.9GB/s
x1
  • 67% lower vs Core i7-10750H
  • 200% higher vs Core i7-1255U
Core i7-1255U - 15W
x1
Core i7-10750H - 45W
x3
  • 4.36x faster vs Core i7-10750H
  • 77% slower vs Core i7-1255U
Core i7-1255U - 1.92 TFLOPS FP32
x4.36
Core i7-10750H - 440 GFLOPS FP32
x1
CB23S 1,655
64%
CB23S 1,095
42%
CB23M 8,285
19%
CB23M 7,315
17%
Manufacturer
Intel
Manufacturer
Intel
Architecture
Alder Lake
Architecture
Skylake
Family
Core 12th Gen
Family
Core 10th Gen
Instruction Set (ISA)
x86-64
Instruction Set (ISA)
x86-64
Codename
Alder Lake-U
Alder Lake-2P-8E
P-Core
Golden Cove
E-Core
Gracemont
Codename
Comet Lake-H
Comet Lake-6C
-
-
-
-
Market Segment
Laptop
Market Segment
Laptop
Release Date
2/23/2022
Release Date
4/2/2020
Foundry
Intel
Intel (PCH Die)
Foundry
Intel
-
Node
Intel 7
14nm (PCH Die)
Node
14nm+++
-
Die Size
161 mm²
54 mm² (PCH Die)
Die Size
150 mm²
-
Transistor Count
11.9 Billion
Transistor Count
2.5 Billion
10 Cores
2 P-Cores
8 E-Cores
6 Cores
-
-
12 Threads
4 P-Threads
8 E-Threads
12 Threads
-
-
P-Core
1.7GHz
4.7GHz Boost
-
2.6GHz
5GHz Boost
E-Core
1.2GHz
3.5GHz Boost
-
-
-
Overclocking
Locked
Overclocking
Locked
Type
OPI
Type
DMI
Transfer Rate
4GT/s
Transfer Rate
8GT/s
Lanes
8
Lanes
4
Bandwidth
4GB/s
Bandwidth
4GB/s
Bi-directional
8GB/s
Bi-directional
8GB/s
L1 Instruction
32KB/P-Core
8-way set associative
64KB/E-Core
8-way set associative
L1 Instruction
32KB/Core
8-way set associative
-
-
L1 Data
48KB/P-Core
12-way set associative
32KB/E-Core
8-way set associative
L1 Data
32KB/Core
8-way set associative
-
-
L2
1280KB/Core
10-way set associative
2MB Shared (E-Core)
16-way set associative
L2
256KB/Core
4-way set associative
-
-
L3
12MB Shared
12-way set associative
L3
12MB Shared
16-way set associative
Channels
2
Channels
2
Max Memory
64GB
Max Memory
128GB
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
1466MHz
Transfer Rate
2933MT/s
Bandwidth/Channel
38.4GB/s
Bandwidth
76.8GB/s
Bandwidth/Channel
23.5GB/s
Bandwidth
46.9GB/s
TDP
15W
-
55W Peak
TDP
45W
35W cTDP Down
-
Temp
100°C Max
Temp
100°C Max
PCIe 4.0 x12 Lanes
PCIe 3.0 x16 Lanes
Iris Xe 96EU 1250MHz
768 Shaders
1250MHz
1.92 TFLOPS FP32
UHD 630 1150MHz
192 Shaders
1150MHz
440 GFLOPS FP32
GNA 3.0
No NPU
-
No Cellular
No Cellular
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