Intel Core Ultra 9 275HX vs Intel Core i7-12800HX

Intel Core Ultra 9 275HX $689
Intel Core i7-12800HX $457
24 Cores
24 Threads
2.7GHz Clock
16 Cores
24 Threads
2GHz Clock
Socket
BGA 2114
Socket
BGA 1964
iGPU
Graphics 4C 1900MHz
1.95 TFLOPS FP32
iGPU
UHD 32EU 1450MHz Gen 12
740 GFLOPS FP32
CB23S N/A
0%
CB23S 1,820
70%
CB23M N/A
0%
CB23M 20,135
47%
Manufacturer
Intel
Manufacturer
Intel
Architecture
Arrow Lake
Architecture
Alder Lake
Family
Core Ultra Series 2
Family
Core 12th Gen
Instruction Set (ISA)
x86-64
Instruction Set (ISA)
x86-64
Codename
-
-
Arrow Lake-S-8P-16E
P-Core
Lion Cove
-
-
E-Core
Skymont
Codename
Alder Lake-HX
-
Alder Lake-8P-8E
P-Core
Golden Cove
-
-
E-Core
Gracemont
Market Segment
Laptop
Market Segment
Laptop
Release Date
1/6/2025
Release Date
5/10/2022
Foundry
TSMC
TSMC (iGPU Die)
TSMC (SoC Die)
TSMC (IO Die)
Foundry
Intel
-
-
-
Node
N3B
N5 (iGPU Die)
N6 (SoC Die)
N6 (IO Die)
Node
Intel 7
-
-
-
Die Size
135 mm²
23 mm² (iGPU Die)
100 mm² (SoC Die)
28 mm² (IO Die)
Die Size
202 mm²
-
-
-
Transistor Count
Unknown
-
-
-
Transistor Count
14.6 Billion
-
-
-
24 Cores
8 P-Cores
-
16 E-Cores
16 Cores
8 P-Cores
-
8 E-Cores
24 Threads
8 P-Threads
-
16 E-Threads
24 Threads
16 P-Threads
-
8 E-Threads
P-Core
2.7GHz
5.4GHz Boost
-
P-Core
2GHz
4.8GHz Boost
-
-
-
-
-
-
-
E-Core
2.1GHz
4.6GHz Boost
E-Core
1.5GHz
3.4GHz Boost
Overclocking
Unlocked
-
-
-
Overclocking
Locked
-
-
-
Type
DMI
Type
DMI
-
-
-
-
-
-
-
-
Transfer Rate
16GT/s
Transfer Rate
16GT/s
-
-
-
-
Lanes
8
Lanes
8
Bandwidth
16GB/s
Bandwidth
16GB/s
Bi-directional
32GB/s
Bi-directional
32GB/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/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
3072KB/Core
10-way set associative
-
-
-
-
-
-
-
-
16MB Shared (E-Core)
16-way set associative
L2
1280KB/Core
10-way set associative
-
-
-
-
-
-
-
-
4MB Shared (E-Core)
16-way set associative
L3
-
24MB Shared
-
12-way set associative
-
-
-
-
-
L3
-
25MB 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
3200MHz
Transfer Rate
6400MT/s
Clock
2400MHz
Transfer Rate
4800MT/s
Bandwidth/Channel
51.2GB/s
Bandwidth
102.4GB/s
Bandwidth/Channel
38.4GB/s
Bandwidth
76.8GB/s
TDP
55W
45W cTDP Down
-
160W Peak
TDP
55W
-
-
157W Peak
Temp
105°C Max
-
Temp
100°C Max
-
Included Cooler
Not Included
Included Cooler
Not Included
PCIe 5.0 x20 Lanes
PCIe 4.0 x4 Lanes
PCIe 5.0 x16 Lanes
PCIe 4.0 x4 Lanes
Graphics 4C 1900MHz
512 Shaders
1900MHz
1.95 TFLOPS FP32
UHD 32EU 1450MHz Gen 12
256 Shaders
1450MHz
740 GFLOPS FP32
AI Boost 3
GNA 3.0
-
2 Cores
-
-
13 TOPS INT8
-
-
-
-
-
No Cellular
No Cellular
Change Comparison