CPU Comparison
AMD
AMD EPYC 9555P
CORE STATE
Turin
CORE SPECS
64 Cores / 128 Threads
CLOCK SPEED
3.2 Base / 4.4 GHz Turbo
CACHE
256 MB (shared)
MAX TDP
360W
ARCHITECTURE
Zen 5
PROCESS
4 nm
LAUNCH DATE
2024
VS
AMD
Ryzen 9 8940HX
CORE STATE
Dragon Range
CORE SPECS
16 Cores / 32 Threads
CLOCK SPEED
2.4 Base / 5.3 GHz Turbo
CACHE
64 MB (shared)
MAX TDP
55W
ARCHITECTURE
Zen 4
PROCESS
5 nm
LAUNCH DATE
2025
PERFORMANCE BENCHMARKS
cinebench_cinebench_r15_multicore
cinebench_cinebench_r15_singlecore
cinebench_cinebench_r20_multicore
cinebench_cinebench_r20_singlecore
cinebench_cinebench_r23_multicore
cinebench_cinebench_r23_singlecore
passmark_data_compression
passmark_data_encryption
passmark_extended_instructions
passmark_find_prime_numbers
passmark_floating_point_math
passmark_integer_math
passmark_multithread
passmark_physics
passmark_random_string_sorting
passmark_single_thread
passmark_singlethread
DETAILED SPECIFICATIONS
SPECIFICATION
EPYC 9555P
9 8940HX
Core Specs
Cores
64
16
-75.0%
Threads
128
32
-75.0%
Base Clock (GHz)
3.2
2.4
-25.0%
Boost Clock (GHz)
4.4
5.3
+20.5%
Frequency (GHz)
3.2
2.4
-25.0%
Turbo Clock (GHz)
4.4
5.3
+20.5%
Multiplier
32
24
-25.0%
SMP CPUs
1
1
0.0%
Cache
L1 Cache
80 KB (per core)
64 KB (per core)
L2 Cache
1 MB (per core)
1 MB (per core)
L3 Cache
256 MB (shared)
64 MB (shared)
Power
TDP (W)
360
55
-84.7%
Configurable TDP
320-400 W
45-75 W
Architecture
Architecture
Zen 5
Zen 4
Codename
Turin
Dragon Range
Generation
EPYC
(Zen 5 (Turin))
Ryzen 9
(Zen 4 (Dragon Range))
Process Size
4 nm
5 nm
Transistors
66,520 million
13,140 million
Die Size
8x 70.6 mmĀ²
2x 71 mmĀ²
Foundry
TSMC
TSMC
Memory
Memory Support
DDR5
DDR5
Memory Bus
Twelve-channel
Dual-channel
Memory Bandwidth
576.0 GB/s
83.2 GB/s
ECC Memory
Yes
No
Platform
Socket
AMD Socket SP5
AMD Socket FL1
PCIe
Gen 5, 128 Lanes(CPU only)
Gen 5, 28 Lanes(CPU only)
AMD Multi-Die
IO Process Size
6 nm
6 nm
Interconnect
CXL
Gen 2.0
ā
Graphics
Integrated Graphics
ā
Radeon 610M
Other
Market
Server/Workstation
Mobile
Production Status
Active
Active
Launch Price
$7983
ā
Part Number
100-000001523
100-000001849
Package
FC-LGA6096
ĀµFC-BGAFL1
Tj Max
ā
100Ā°C