CPU Comparison
AMD
AMD Ryzen Threadripper PRO 9955WX
CORE STATE
Shimada Peak
CORE SPECS
16 Cores / 32 Threads
CLOCK SPEED
4.5 Base / 5.4 GHz Turbo
CACHE
64 MB (shared)
MAX TDP
350W
ARCHITECTURE
Zen 5
PROCESS
4 nm
LAUNCH DATE
2025
VS
AMD
Ryzen Threadripper PRO 9985WX
CORE STATE
Shimada Peak
CORE SPECS
64 Cores / 128 Threads
CLOCK SPEED
3.2 Base / 5.4 GHz Turbo
CACHE
256 MB (shared)
MAX TDP
350W
ARCHITECTURE
Zen 5
PROCESS
4 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
Threadripper PRO 9955WX
Threadripper PRO 9985WX
Core Specs
Cores
16
64
+300.0%
Threads
32
128
+300.0%
Base Clock (GHz)
4.5
3.2
-28.9%
Boost Clock (GHz)
5.4
5.4
0.0%
Frequency (GHz)
4.5
3.2
-28.9%
Turbo Clock (GHz)
5.4
5.4
0.0%
Multiplier
45
32
-28.9%
SMP CPUs
1
1
0.0%
Cache
L1 Cache
64 KB (per core)
64 KB (per core)
L2 Cache
1 MB (per core)
1 MB (per core)
L3 Cache
64 MB (shared)
256 MB (shared)
Power
TDP (W)
350
350
0.0%
Architecture
Architecture
Zen 5
Zen 5
Codename
Shimada Peak
Shimada Peak
Generation
Ryzen Threadripper
(Zen 4 (Storm Peak))
Ryzen Threadripper
(Zen 5 (Shimada Peak))
Process Size
4 nm
4 nm
Transistors
16,630 million
66,520 million
Die Size
2x 70.6 mm²
8x 70.6 mm²
Foundry
TSMC
TSMC
Memory
Memory Support
DDR5
DDR5
Memory Bus
Eight-channel
Eight-channel
Memory Bandwidth
409.6 GB/s
409.6 GB/s
ECC Memory
Yes
Yes
Platform
Socket
AMD Socket sTR5
AMD Socket sTR5
Chipsets
WRX90, TRX50, Pro 695
WRX90, TRX50, Pro 695
PCIe
Gen 5, 128 Lanes(CPU only)
Gen 5, 128 Lanes(CPU only)
AMD Multi-Die
IO Process Size
6 nm
6 nm
Other
Market
Desktop
Server/Workstation
Production Status
Active
Active
Launch Price
$1649
$7999
Part Number
100-000000725
100-000000722
Package
FC-LGA4844
FC-LGA4844
Tj Max
95°C
95°C
Bundled Cooler
None
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