Intel Core Ultra 7 255H vs AMD Ryzen 9 6900HX

Intel Core Ultra 7 255H $514
AMD Ryzen 9 6900HX
16 Cores
16 Threads
2GHz Clock
8 Cores
16 Threads
3.3GHz Clock
Socket
BGA 2049
Socket
FP7
iGPU
Arc 140T 2250MHz
4.61 TFLOPS FP32
iGPU
Radeon 680M 2400MHz
3.69 TFLOPS FP32
CB23S N/A
0%
CB23S 1,530
59%
CB23M N/A
0%
CB23M 12,420
29%
Manufacturer
Intel
Manufacturer
AMD
Architecture
Arrow Lake
Architecture
Zen 3+
Family
Core Ultra Series 2
Family
Ryzen 6000
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
Rembrandt
-
-
-
-
-
-
-
-
Market Segment
Laptop
Market Segment
Laptop
Release Date
1/6/2025
Release Date
1/4/2022
Foundry
TSMC
TSMC (iGPU Die)
TSMC (SoC Die)
TSMC (IO Die)
Foundry
TSMC
-
-
-
Node
N3B
N5 (iGPU Die)
N6 (SoC Die)
N6 (IO Die)
Node
N6
-
-
-
Die Size
Unknown
44 mm² (iGPU Die)
100 mm² (SoC Die)
28 mm² (IO Die)
Die Size
210 mm²
-
-
-
Transistor Count
Unknown
-
-
-
Transistor Count
13.1 Billion
-
-
-
16 Cores
6 P-Cores
8 M-Cores
2 E-Cores
8 Cores
-
-
-
16 Threads
6 P-Threads
8 M-Cores
2 E-Threads
16 Threads
-
-
-
P-Core
2GHz
5.1GHz Boost
-
-
3.3GHz
4.9GHz 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
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
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
-
32MB Shared
-
16-way set associative
-
-
-
-
-
-
-
-
-
-
-
-
-
Channels
2
Channels
4
Max Memory
128GB
Max Memory
64GB
ECC
Not Supported
ECC
Not Supported
Bus Width/Channel
64Bit
Bus Width
128Bit
Bus Width/Channel
64Bit
Bus Width
256Bit
Clock
4200MHz
Transfer Rate
8400MT/s
Clock
2400MHz
Transfer Rate
4800MT/s
Bandwidth/Channel
67.2GB/s
Bandwidth
134.4GB/s
Bandwidth/Channel
38.4GB/s
Bandwidth
153.6GB/s
TDP
28W
20W cTDP Down
-
115W Peak
TDP
45W
-
-
-
Temp
110°C Max
-
Temp
95°C Max
-
Included Cooler
Not Included
Included Cooler
Not Included
PCIe 5.0 x8 Lanes
PCIe 4.0 x20 Lanes
PCIe 4.0 x16 Lanes
Arc 140T 2250MHz
1024 Shaders
2250MHz
4.61 TFLOPS FP32
Radeon 680M 2400MHz
768 Shaders
2400MHz
3.69 TFLOPS FP32
AI Boost 3
No NPU
-
-
2 Cores
-
-
13 TOPS INT8
-
-
-
-
-
No Cellular
No Cellular
Change Comparison