Core Ultra 7 155H vs Ryzen 7 PRO 7840U

Core Ultra 7 155H
Ryzen 7 PRO 7840U
16 Cores
22 Threads
1.4GHz Clock
8 Cores
16 Threads
3.3GHz Clock
Socket
BGA 2049
Socket
FP8
iGPU
Arc 8C 2250MHz
iGPU
Radeon 780M 2700MHz
GB6S 2,400
64%
GB6S 2,155
57%
GB6M 12,500
52%
GB6M 9,530
40%
CB23S 1,750
75%
CB23S 1,755
75%
CB23M 14,775
36%
CB23M 12,885
31%
Manufacturer
Intel
Manufacturer
AMD
Architecture
Meteor Lake
Architecture
Zen 4
Family
Core Ultra Series 1
Family
Ryzen 7000
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
Phoenix
-
-
-
-
-
-
-
-
Market Segment
Laptop
Market Segment
Laptop
Release Date
12/14/2023
Release Date
6/13/2023
Foundry
Intel
TSMC (iGPU Die)
TSMC (SoC Die)
TSMC (IO Die)
Foundry
TSMC
-
-
-
Node
Intel 4
N5 (iGPU Die)
N6 (SoC Die)
N6 (IO Die)
Node
N4
-
-
-
Die Size
68 mm²
44 mm² (iGPU Die)
100 mm² (SoC Die)
28 mm² (IO Die)
Die Size
178 mm²
-
-
-
Transistor Count
10 Billion
-
-
-
Transistor Count
25 Billion
-
-
-
16 Cores
6 P-Cores
8 M-Cores
2 E-Cores
8 Cores
-
-
-
22 Threads
12 P-Threads
8 M-Cores
2 E-Threads
16 Threads
-
-
-
P-Core
1.4GHz
4.8GHz Boost
-
-
3.3GHz
5.1GHz Boost
-
M-Core
0.9GHz
-
-
-
-
E-Core
0.7GHz
2.5GHz Boost
-
-
-
Overclocking
Locked
-
-
-
Overclocking
Locked
-
-
-
Integrated Chipset
-
Type
PCIe
-
-
-
-
-
-
-
-
-
-
Transfer Rate
16GT/s
-
-
-
-
-
-
Lanes
4
-
-
Bandwidth
8GB/s
-
-
Bi-directional
16GB/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
1024KB/Core
8-way set associative
-
-
-
-
-
-
-
-
-
-
L3
-
24MB Shared
-
12-way set associative
-
-
-
-
-
L3
-
16MB Shared
-
16-way set associative
-
-
-
-
-
-
-
-
-
-
-
-
-
Channels
2
Channels
2
Max Memory
96GB
Max Memory
256GB
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
3750MHz
Transfer Rate
7500MT/s
Bandwidth/Channel
59.7GB/s
Bandwidth
119.5GB/s
Bandwidth/Channel
60.0GB/s
Bandwidth
120.0GB/s
TDP
28W
20W cTDP Down
65W cTDP Up
115W Peak
TDP
28W
15W cTDP Down
30W 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 4.0 x20 Lanes
Arc 8C 2250MHz
1024 Shaders
2250MHz
Radeon 780M 2700MHz
768 Shaders
2700MHz
AI Boost 3
Ryzen AI
1.4MHz
2 Cores
-
-
11.5 TOPS
INT8
10 TOPS
-
-
-
-
-
No Cellular
No Cellular
Change Results