Intel Core Ultra 9 275HX vs Intel Celeron 6305

Intel Core Ultra 9 275HX $689
Intel Celeron 6305 $107
24 Cores
24 Threads
2.7GHz Clock
2 Cores
2 Threads
1.8GHz Clock
Socket
BGA 2114
Socket
BGA 1449
iGPU
Graphics 4C 1900MHz
1.95 TFLOPS FP32
iGPU
UHD 48EU 1250MHz Gen 12
960 GFLOPS FP32
CB23S N/A
0%
CB23S 570
22%
CB23M N/A
0%
CB23M 1,200
3%
Manufacturer
Intel
Manufacturer
Intel
Architecture
Arrow Lake
Architecture
Tiger Lake
Family
Core Ultra Series 2
Family
Celeron
Instruction Set (ISA)
x86-64
Instruction Set (ISA)
x86-64
Codename
-
-
Arrow Lake-S-8P-16E
P-Core
Lion Cove
-
-
E-Core
Skymont
Codename
Tiger Lake-UP3
-
Tiger Lake-4C-GT2
-
Willow Cove
-
-
-
-
Market Segment
Laptop
Market Segment
Laptop
Release Date
1/6/2025
Release Date
9/2/2020
Foundry
TSMC
TSMC (iGPU Die)
TSMC (SoC Die)
TSMC (IO Die)
Foundry
Intel
Intel (PCH Die)
-
-
Node
N3B
N5 (iGPU Die)
N6 (SoC Die)
N6 (IO Die)
Node
10nm SuperFin
14nm (PCH Die)
-
-
Die Size
135 mm²
23 mm² (iGPU Die)
100 mm² (SoC Die)
28 mm² (IO Die)
Die Size
123 mm²
46 mm² (PCH Die)
-
-
Transistor Count
Unknown
-
-
-
Transistor Count
8 Billion
-
-
-
24 Cores
8 P-Cores
-
16 E-Cores
2 Cores
-
-
-
24 Threads
8 P-Threads
-
16 E-Threads
2 Threads
-
-
-
P-Core
2.7GHz
5.4GHz Boost
-
-
1.8GHz
-
-
-
-
-
-
-
-
E-Core
2.1GHz
4.6GHz Boost
-
-
-
Overclocking
Unlocked
-
-
-
Overclocking
Locked
-
-
-
Type
DMI
Type
OPI
-
-
-
-
-
-
-
-
Transfer Rate
16GT/s
Transfer Rate
4GT/s
-
-
-
-
Lanes
8
Lanes
8
Bandwidth
16GB/s
Bandwidth
4GB/s
Bi-directional
32GB/s
Bi-directional
8GB/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
48KB/Core
12-way set associative
-
-
-
-
L2
3072KB/Core
10-way set associative
-
-
-
-
-
-
-
-
16MB Shared (E-Core)
16-way set associative
L2
1280KB/Core
20-way set associative
-
-
-
-
-
-
-
-
-
-
L3
-
24MB Shared
-
12-way set associative
-
-
-
-
-
L3
-
4MB Shared
-
12-way set associative
-
-
-
-
-
-
-
-
-
-
-
-
-
Channels
2
Channels
2
Max Memory
192GB
Max Memory
64GB
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
1600MHz
Transfer Rate
3200MT/s
Bandwidth/Channel
51.2GB/s
Bandwidth
102.4GB/s
Bandwidth/Channel
25.6GB/s
Bandwidth
51.2GB/s
TDP
55W
45W cTDP Down
-
160W Peak
TDP
15W
-
-
-
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 4.0 x4 Lanes
Graphics 4C 1900MHz
512 Shaders
1900MHz
1.95 TFLOPS FP32
UHD 48EU 1250MHz Gen 12
384 Shaders
1250MHz
960 GFLOPS FP32
AI Boost 3
GNA 2.0
-
2 Cores
-
-
13 TOPS INT8
-
-
-
-
-
No Cellular
No Cellular
Change Comparison