CPUs

AMD EPYC 4124P vs AMD Ryzen 9 9955HX Full Specs

4 Cores
8 Threads
3.8GHz
16 Cores
32 Threads
2.5GHz
TDP
65W
TDP
65W
Bandwidth
83.2GB/s
DDR5
Bandwidth
89.6GB/s
DDR5
iGPU
iGPU
··
1.13 TFLOPSFP16
··
1.13 TFLOPSFP16
Socket
Socket

EPYC 4124PEPYC 4124P2,743
x1
Ryzen 9 9955HXRyzen 9 9955HX-
-

4 Cores
16 Cores
8 Threads
32 Threads

Base Clock
3.8GHz
Base Clock
2.5GHz
Boost Clock
5.1GHz
Boost Clock
5.4GHz
Overclocking
Locked
Overclocking
Unlocked

L1i
32KB
L1i
32KB
L1d
32KB
L1d
48KB
L2
1MB
L2
1MB
L3
32MB
L3
64MB

Type
DDR5
Type
DDR5
Max Memory
192GB
Max Memory
96GB
ECC
Yes
ECC
No
Channels
2
Channels
2
Bus Width
128-bit
Bus Width
128-bit
Speed
5200MT/s
Speed
5600MT/s
Bandwidth
83.2GB/s
Bandwidth
89.6GB/s
Bandwidth Calculator
Channels
Transfer Rate
Calculated Bandwidth
83.2GB/s
Bandwidth Calculator
Channels
Transfer Rate
Calculated Bandwidth
89.6GB/s

TDP
65W
TDP
65W
cTDP-down
-
cTDP-down
55W
cTDP-up
88W
cTDP-up
75W
Max Operating Temp
95°C Max
Max Operating Temp
95°C Max
T-Case
61°C Max
T-Case
-
Included Cooler
-
Included Cooler
0

Bus Type
PCIe
Bus Type
PCIe
Bus Config
4 lanes
Bus Config
8 lanes
Bus Speed
32GT/s
Bus Speed
32GT/s
Bus Bandwidth
16GB/s
Bus Bandwidth
32GB/s

PCIe
PCIe 5.0 x24
94.5GB/sBandwidth
PCIe
PCIe 5.0 x24
94.5GB/sBandwidth

iGPU
iGPU
Shaders
128
Shaders
128
Boost Clock
2.2GHz
Boost Clock
2.2GHz
··
1.13 TFLOPSFP16
··
1.13 TFLOPSFP16

Manufacturer
Manufacturer
ISA
x86-64
ISA
x86-64
Architecture
Architecture
Family
Family
Branding
EPYC 2017 branding
Branding
Ryzen 9 2024 branding
Codename
Raphael
DurangoDie
Raphael 1CCDVariant
-
Codename
Fire Range
EldoraDie
Fire Range 2CCDVariant
Zen 5P-Core
Market Segment
Workstation
Market Segment
Laptop
Release Date
May 21, 2024
Release Date
Jan 6, 2025

Foundry
TSMC
Foundry
TSMC
Other Foundries
TSMCIO
Other Foundries
TSMCIO
Fabrication Node
N5
N6IO
Fabrication Node
N4X
N6IO
Die Size
71mm²
122mm²IO
Die Size
141mm²
122mm²IO
Transistor Count
6.6 Billion
3.4 BillionIO
Transistor Count
16.6 Billion
3.4 BillionIO
Transistor Density
93 MTr/mm²
28 MTr/mm²IO
Transistor Density
118 MTr/mm²
28 MTr/mm²IO

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