Intel Core i7-14700HX vs Intel Core Ultra 7 255U

Intel Core i7-14700HX
Intel Core Ultra 7 255U $490
20 Cores
28 Threads
2.1GHz Clock
12 Cores
12 Threads
2GHz Clock
Socket
BGA 1964
Socket
BGA 2049
iGPU
UHD 32EU 1600MHz Gen 12
iGPU
Graphics 4C 2100MHz
GB6S 2,830
70%
GB6S - N/A
0%
GB6M 16,800
63%
GB6M - N/A
0%
CB23S 2,085
80%
CB23S - N/A
0%
CB23M 22,285
52%
CB23M - N/A
0%
Manufacturer
Intel
Manufacturer
Intel
Architecture
Raptor Lake
Architecture
Arrow Lake
Family
Core 14th Gen
Family
Core Ultra Series 2
Instruction Set (ISA)
x86-64
Instruction Set (ISA)
x86-64
Codename
Raptor Lake-HX
-
Raptor Lake-8P-16E
P-Core
Raptor Cove
-
-
E-Core
Gracemont
Codename
-
-
Arrow Lake-U-2P-8E
P-Core
Lion Cove
M-Core
Skymont
E-Core
Crestmont
Market Segment
Laptop
Market Segment
Laptop
Release Date
1/8/2024
Release Date
1/6/2025
Foundry
Intel
-
-
-
Foundry
Intel
TSMC (iGPU Die)
TSMC (SoC Die)
TSMC (IO Die)
Node
Intel 7
-
-
-
Node
Intel 3
N5 (iGPU Die)
N6 (SoC Die)
N6 (IO Die)
Die Size
257 mm²
-
-
-
Die Size
Unknown
23 mm² (iGPU Die)
100 mm² (SoC Die)
10 mm² (IO Die)
Transistor Count
18.5 Billion
-
-
-
Transistor Count
Unknown
-
-
-
20 Cores
8 P-Cores
-
12 E-Cores
12 Cores
2 P-Cores
8 M-Cores
2 E-Cores
28 Threads
16 P-Threads
-
12 E-Threads
12 Threads
2 P-Threads
8 M-Cores
2 E-Threads
P-Core
2.1GHz
5.5GHz Boost
-
P-Core
2GHz
5.2GHz Boost
-
-
-
-
M-Core
1.7GHz
-
E-Core
1.5GHz
3.9GHz Boost
E-Core
0.7GHz
2.4GHz Boost
Overclocking
Unlocked
-
-
-
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
2048KB/Core
16-way set associative
-
-
-
-
-
-
-
-
12MB Shared (E-Core)
16-way set associative
L2
3072KB/Core
10-way set associative
-
-
-
-
-
-
-
-
8MB Shared (E-Core)
16-way set associative
L3
-
33MB Shared
-
16-way set associative
-
-
-
-
-
L3
-
24MB Shared
-
12-way set associative
-
-
-
-
-
-
-
-
-
-
-
-
-
Channels
2
Channels
2
Max Memory
192GB
Max Memory
128GB
ECC
Not Supported
ECC
Not Supported
Bus Width/Channel
64Bit
Bus Width
128Bit
Bus Width/Channel
64Bit
Bus Width
128Bit
Clock
2800MHz
Transfer Rate
5600MT/s
Clock
4200MHz
Transfer Rate
8400MT/s
Bandwidth/Channel
44.8GB/s
Bandwidth
89.6GB/s
Bandwidth/Channel
67.2GB/s
Bandwidth
134.4GB/s
TDP
55W
45W cTDP Down
-
157W Peak
TDP
15W
12W cTDP Down
-
57W 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 4.0 x20 Lanes
UHD 32EU 1600MHz Gen 12
256 Shaders
1600MHz
Graphics 4C 2100MHz
512 Shaders
2100MHz
GNA 3.0
AI Boost 3
-
-
-
2 Cores
-
-
13 TOPS
INT8
-
-
-
-
No Cellular
No Cellular
Change Comparison