Intel Core Ultra 7 155H vs Intel Core i7-8550U

Intel Core Ultra 7 155H $503
Intel Core i7-8550U $409
16 Cores
22 Threads
1.4GHz Clock
4 Cores
8 Threads
1.8GHz Clock
Socket
BGA 2049
Socket
BGA 1356
iGPU
Arc 8C 2250MHz
4.61 TFLOPS FP32
iGPU
UHD 620 1150MHz
440 GFLOPS FP32
GB6S 1,200
30%
GB6M 3,800
14%
CB23S 1,750
67%
CB23S N/A
0%
CB23M 14,775
34%
CB23M N/A
0%
Manufacturer
Intel
Manufacturer
Intel
Architecture
Meteor Lake
Architecture
Skylake
Family
Core Ultra Series 1
Family
Core 8th Gen
Instruction Set (ISA)
x86-64
Instruction Set (ISA)
x86-64
Codename
Meteor Lake-H
-
Meteor Lake-P-6P
P-Core
Redwood Cove
-
-
E-Core
Crestmont
Codename
Kaby Lake-R
-
Kaby Lake-R-4C-GT2
-
-
-
-
-
-
Market Segment
Laptop
Market Segment
Laptop
Release Date
12/14/2023
Release Date
8/21/2017
Foundry
Intel
TSMC (iGPU Die)
TSMC (SoC Die)
TSMC (IO Die)
Foundry
Intel
-
-
-
Node
Intel 4
N5 (iGPU Die)
N6 (SoC Die)
N6 (IO Die)
Node
14nm+
-
-
-
Die Size
68 mm²
44 mm² (iGPU Die)
100 mm² (SoC Die)
28 mm² (IO Die)
Die Size
123 mm²
-
-
-
Transistor Count
10 Billion
-
-
-
Transistor Count
2.1 Billion
-
-
-
16 Cores
6 P-Cores
8 M-Cores
2 E-Cores
4 Cores
-
-
-
22 Threads
12 P-Threads
8 M-Cores
2 E-Threads
8 Threads
-
-
-
P-Core
1.4GHz
4.8GHz Boost
-
-
1.8GHz
4GHz Boost
-
M-Core
900MHz
-
-
-
-
E-Core
700MHz
2.5GHz Boost
-
-
-
Overclocking
Locked
-
-
-
Overclocking
Locked
-
-
-
Integrated Chipset
-
Type
OPI
-
-
-
-
-
-
-
-
-
-
Transfer Rate
4GT/s
-
-
-
-
-
-
Lanes
4
-
-
Bandwidth
2GB/s
-
-
Bi-directional
4GB/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
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
2048KB/Core
16-way set associative
-
-
-
-
-
-
-
-
4MB Shared (E-Core)
16-way set associative
L2
256KB/Core
4-way set associative
-
-
-
-
-
-
-
-
-
-
L3
-
24MB Shared
-
12-way set associative
-
-
-
-
-
L3
-
8MB Shared
-
16-way set associative
-
-
-
-
-
-
-
-
-
-
-
-
-
Channels
2
Channels
2
Max Memory
96GB
Max Memory
32GB
ECC
Not Supported
ECC
Not Supported
Bus Width/Channel
64Bit
Bus Width
128Bit
Bus Width/Channel
64Bit
Bus Width
128Bit
Clock
3733MHz
Transfer Rate
7466MT/s
Clock
1067MHz
Transfer Rate
2133MT/s
Bandwidth/Channel
59.7GB/s
Bandwidth
119.5GB/s
Bandwidth/Channel
17.1GB/s
Bandwidth
34.1GB/s
TDP
28W
20W cTDP Down
65W cTDP Up
115W Peak
TDP
15W
10W cTDP Down
25W cTDP Up
-
Temp
110°C Max
-
Temp
100°C Max
-
Included Cooler
Not Included
Included Cooler
Not Included
PCIe 5.0 x8 Lanes
PCIe 4.0 x20 Lanes
PCIe 3.0 x12 Lanes
Arc 8C 2250MHz
1024 Shaders
2250MHz
4.61 TFLOPS FP32
UHD 620 1150MHz
192 Shaders
1150MHz
440 GFLOPS FP32
AI Boost 3
No NPU
-
1.4MHz
2 Cores
-
-
11.5 TOPS INT8
-
-
-
-
-
No Cellular
No Cellular
Change Comparison