Intel Core i7-12800HX vs Intel Core Ultra 7 155H

Intel Core i7-12800HX $457
Intel Core Ultra 7 155H $503
16 Cores
24 Threads
2GHz Clock
16 Cores
22 Threads
1.4GHz Clock
Socket
BGA 1964
Socket
BGA 2049
iGPU
UHD 32EU 1450MHz Gen 12
740 GFLOPS FP32
iGPU
Arc 8C 2250MHz
4.61 TFLOPS FP32
CB23S 1,820
70%
CB23S 1,750
67%
CB23M 20,135
47%
CB23M 14,775
34%
Manufacturer
Intel
Manufacturer
Intel
Architecture
Alder Lake
Architecture
Meteor Lake
Family
Core 12th Gen
Family
Core Ultra Series 1
Instruction Set (ISA)
x86-64
Instruction Set (ISA)
x86-64
Codename
Alder Lake-HX
-
Alder Lake-8P-8E
P-Core
Golden Cove
-
-
E-Core
Gracemont
Codename
Meteor Lake-H
-
Meteor Lake-P-6P
P-Core
Redwood Cove
-
-
E-Core
Crestmont
Market Segment
Laptop
Market Segment
Laptop
Release Date
5/10/2022
Release Date
12/14/2023
Foundry
Intel
-
-
-
Foundry
Intel
TSMC (iGPU Die)
TSMC (SoC Die)
TSMC (IO Die)
Node
Intel 7
-
-
-
Node
Intel 4
N5 (iGPU Die)
N6 (SoC Die)
N6 (IO Die)
Die Size
202 mm²
-
-
-
Die Size
68 mm²
44 mm² (iGPU Die)
100 mm² (SoC Die)
28 mm² (IO Die)
Transistor Count
14.6 Billion
-
-
-
Transistor Count
10 Billion
-
-
-
16 Cores
8 P-Cores
-
8 E-Cores
16 Cores
6 P-Cores
8 M-Cores
2 E-Cores
24 Threads
16 P-Threads
-
8 E-Threads
22 Threads
12 P-Threads
8 M-Cores
2 E-Threads
P-Core
2GHz
4.8GHz Boost
-
P-Core
1.4GHz
4.8GHz Boost
-
-
-
-
M-Core
900MHz
-
E-Core
1.5GHz
3.4GHz Boost
E-Core
700MHz
2.5GHz Boost
Overclocking
Locked
-
-
-
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
32KB/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
1280KB/Core
10-way set associative
-
-
-
-
-
-
-
-
4MB Shared (E-Core)
16-way set associative
L2
2048KB/Core
16-way set associative
-
-
-
-
-
-
-
-
4MB Shared (E-Core)
16-way set associative
L3
-
25MB Shared
-
12-way set associative
-
-
-
-
-
L3
-
24MB Shared
-
12-way set associative
-
-
-
-
-
-
-
-
-
-
-
-
-
Channels
2
Channels
2
Max Memory
128GB
Max Memory
96GB
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
3733MHz
Transfer Rate
7466MT/s
Bandwidth/Channel
38.4GB/s
Bandwidth
76.8GB/s
Bandwidth/Channel
59.7GB/s
Bandwidth
119.5GB/s
TDP
55W
-
-
157W Peak
TDP
28W
20W cTDP Down
65W cTDP Up
115W Peak
Temp
100°C Max
-
Temp
110°C Max
-
Included Cooler
Not Included
Included Cooler
Not Included
PCIe 5.0 x16 Lanes
PCIe 4.0 x4 Lanes
PCIe 5.0 x8 Lanes
PCIe 4.0 x20 Lanes
UHD 32EU 1450MHz Gen 12
256 Shaders
1450MHz
740 GFLOPS FP32
Arc 8C 2250MHz
1024 Shaders
2250MHz
4.61 TFLOPS FP32
GNA 3.0
AI Boost 3
-
-
1.4MHz
2 Cores
-
11.5 TOPS INT8
-
-
-
-
No Cellular
No Cellular
Change Comparison