AMD Ryzen 9 9955HX vs Intel Core Ultra 9 285H

AMD Ryzen 9 9955HX
Intel Core Ultra 9 285H $651
16 Cores
32 Threads
2.5GHz Clock
16 Cores
16 Threads
2.9GHz Clock
Socket
FL1
Socket
BGA 2049
iGPU
Radeon 610M 2200MHz
iGPU
Arc 140T 2350MHz
GB6S - N/A
0%
GB6S - N/A
0%
GB6M - N/A
0%
GB6M - N/A
0%
CB23S - N/A
0%
CB23S - N/A
0%
CB23M - N/A
0%
CB23M - N/A
0%
Manufacturer
AMD
Manufacturer
Intel
Architecture
Zen 5
Architecture
Arrow Lake
Family
Ryzen 9000
Family
Core Ultra Series 2
Instruction Set (ISA)
x86-64
Instruction Set (ISA)
x86-64
Codename
Fire Range
Eldora
Fire Range 2CCD
-
Zen 5
-
-
-
-
Codename
-
-
Arrow Lake-H-6P-8E
P-Core
Lion Cove
M-Core
Skymont
E-Core
Crestmont
Market Segment
Laptop
Market Segment
Laptop
Release Date
1/6/2025
Release Date
1/6/2025
Foundry
TSMC
TSMC (IO Die)
-
-
Foundry
TSMC
TSMC (iGPU Die)
TSMC (SoC Die)
TSMC (IO Die)
Node
N4X
N6 (IO Die)
-
-
Node
N3B
N5 (iGPU Die)
N6 (SoC Die)
N6 (IO Die)
Die Size
2x 71 mm²
122 mm² (IO Die)
-
-
Die Size
Unknown
44 mm² (iGPU Die)
100 mm² (SoC Die)
28 mm² (IO Die)
Transistor Count
2x 8.3 Billion
3.4 Billion (IO Die)
-
-
Transistor Count
Unknown
-
-
-
16 Cores
-
-
-
16 Cores
6 P-Cores
8 M-Cores
2 E-Cores
32 Threads
-
-
-
16 Threads
6 P-Threads
8 M-Cores
2 E-Threads
-
2.5GHz
5.4GHz Boost
-
P-Core
2.9GHz
5.4GHz Boost
-
-
-
-
M-Core
2.7GHz
-
-
-
-
E-Core
1GHz
2.5GHz Boost
Overclocking
Unlocked
-
-
-
Overclocking
Locked
-
-
-
Type
PCIe
Integrated Chipset
-
-
-
-
-
-
-
-
-
Transfer Rate
32GT/s
-
-
-
-
-
-
Lanes
8
-
-
Bandwidth
32GB/s
-
-
Bi-directional
64GB/s
-
-
L0 Instruction
-
-
L0 Instruction
-
-
L0 Data
-
-
L0 Data
-
-
L1 Instruction
32KB/Core
8-way set associative
-
-
-
-
L1 Instruction
64KB/P-Core
8-way set associative
-
-
64KB/E-Core
8-way set associative
L1 Data
48KB/Core
12-way set associative
-
-
-
-
L1 Data
48KB/P-Core
12-way set associative
-
-
32KB/E-Core
8-way set associative
L2
1024KB/Core
16-way set associative
-
-
-
-
-
-
-
-
-
-
L2
3072KB/Core
10-way set associative
-
-
-
-
-
-
-
-
8MB Shared (E-Core)
16-way set associative
L3
-
64MB Shared
-
16-way set associative
-
-
-
-
-
L3
-
12MB Shared
-
12-way set associative
-
-
-
-
-
-
-
-
-
-
-
-
-
Channels
2
Channels
2
Max Memory
96GB
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
65W
55W cTDP Down
75W cTDP Up
-
TDP
45W
35W cTDP Down
-
115W Peak
Temp
95°C Max
-
Temp
110°C Max
-
Included Cooler
Not Included
Included Cooler
Not Included
PCIe 5.0 x24 Lanes
PCIe 5.0 x8 Lanes
PCIe 4.0 x20 Lanes
Radeon 610M 2200MHz
128 Shaders
2200MHz
Arc 140T 2350MHz
1024 Shaders
2050MHz
No NPU
-
AI Boost 3
-
-
-
2 Cores
-
-
13 TOPS
INT8
-
-
-
-
No Cellular
No Cellular
Change Comparison