Intel Core Ultra 7 255H vs AMD Ryzen 5 3450U
Intel Core Ultra 7 255H
$514
AMD Ryzen 5 3450U
|
16 Cores
16 Threads
2GHz Clock
|
4 Cores
8 Threads
2.1GHz Clock
|
|
Socket
BGA 2049
|
Socket
FP5
|
|
iGPU
Arc 140T 2250MHz
4.61 TFLOPS FP32
|
iGPU
Radeon Vega 8 1200MHz
1.23 TFLOPS FP32
|
|
GB6S 2,800
69%
|
GB6S 960
24%
|
|
GB6M 15,275
57%
|
GB6M 2,400
9%
|
|
CB23S N/A
0%
|
CB23S N/A
0%
|
|
CB23M N/A
0%
|
CB23M N/A
0%
|
|
Manufacturer
Intel
|
Manufacturer
AMD
|
|
Architecture
Arrow Lake
|
Architecture
Zen+
|
|
Family
Core Ultra Series 2
|
Family
Ryzen 3000
|
|
Instruction Set (ISA)
x86-64
|
Instruction Set (ISA)
x86-64
|
|
Codename
-
-
Arrow Lake-H-6P-8E
P-Core
Lion Cove
M-Core
Skymont
E-Core
Crestmont
|
Codename
Picasso
-
-
-
-
-
-
-
-
|
|
Market Segment
Laptop
|
Market Segment
Laptop
|
|
Release Date
1/6/2025
|
Release Date
6/1/2020
|
|
Foundry
TSMC
TSMC (iGPU Die)
TSMC (SoC Die)
TSMC (IO Die)
|
Foundry
GlobalFoundries
-
-
-
|
|
Node
N3B
N5 (iGPU Die)
N6 (SoC Die)
N6 (IO Die)
|
Node
12LP
-
-
-
|
|
Die Size
Unknown
44 mm² (iGPU Die)
100 mm² (SoC Die)
28 mm² (IO Die)
|
Die Size
210 mm²
-
-
-
|
|
Transistor Count
Unknown
-
-
-
|
Transistor Count
4.9 Billion
-
-
-
|
|
16 Cores
6 P-Cores
8 M-Cores
2 E-Cores
|
4 Cores
-
-
-
|
|
16 Threads
6 P-Threads
8 M-Cores
2 E-Threads
|
8 Threads
-
-
-
|
|
P-Core
2GHz
5.1GHz Boost
-
|
-
2.1GHz
3.5GHz Boost
-
|
|
M-Core
1.5GHz
-
|
-
-
-
|
|
E-Core
700MHz
2.5GHz Boost
|
-
-
-
|
|
Overclocking
Locked
-
-
-
|
Overclocking
Locked
-
-
-
|
|
Integrated Chipset
-
|
Type
PCIe
|
|
-
-
|
-
-
|
|
-
-
|
-
-
|
|
-
-
|
Transfer Rate
8GT/s
|
|
-
-
|
-
-
|
|
-
-
|
Lanes
4
|
|
-
-
|
Bandwidth
4GB/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
64KB/Core
4-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
3072KB/Core
10-way set associative
-
-
-
-
-
-
-
-
8MB Shared (E-Core)
16-way set associative
|
L2
512KB/Core
8-way set associative
-
-
-
-
-
-
-
-
-
-
|
|
L3
-
18MB Shared
-
12-way set associative
-
-
-
-
-
|
L3
-
4MB Shared
-
16-way set associative
-
-
-
-
-
|
|
-
-
-
-
|
-
-
-
-
|
|
Channels
2
|
Channels
2
|
|
Max Memory
128GB
128GB
|
Max Memory
64GB
|
|
ECC
Not Supported
|
ECC
Not Supported
|
|
Bus Width/Channel
64Bit
Bus Width
128Bit
|
Bus Width/Channel
64Bit
Bus Width
128Bit
|
|
Clock
4200MHz
3200MHz
Transfer Rate
8400MT/s
6400MT/s
|
Clock
1200MHz
Transfer Rate
2400MT/s
|
|
Bandwidth/Channel
67.2GB/s
51.2GB/s
Bandwidth
134.4GB/s
102.4GB/s
|
Bandwidth/Channel
19.2GB/s
Bandwidth
38.4GB/s
|
|
TDP
28W
20W cTDP Down
-
115W Peak
|
TDP
15W
12W cTDP Down
25W cTDP Up
-
|
|
Temp
110°C Max
-
|
Temp
105°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 140T 2250MHz
1024 Shaders
2250MHz
4.61 TFLOPS FP32
|
Radeon Vega 8 1200MHz
512 Shaders
1200MHz
1.23 TFLOPS FP32
|
|
AI Boost 3
|
No NPU
-
|
|
-
2 Cores
|
-
-
|
|
13 TOPS INT8
|
-
|
|
-
-
|
-
-
|
|
No Cellular
|
No Cellular
|
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