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Intel Processor
Intel® Xeon® Platinum 8558 Processor
Intel® Xeon® Platinum 8558 Processor, up to 4.00 GHz, 48 cores, 260.00 MB cache, 330.00 W TDP
INTEL
cpu
Official Site
Cores
Cores
48
Cores
48 Cores
Multitasking and productivity baseline
Max Boost Clock
Boost Clock
4
GHz
4.00 GHz
Single-core burst performance reference
L3 Cache
L3 / Cache
260
MB
260.00 MB
Cache size and access efficiency reference
TDP
Power
330
W
330.00 W
Cooling and power planning reference
Specifications
Specifications
Key Specs
24 items
Extended Specs
46 items
Key Specs
24 items
Cache
260.00 MB
Code Name
Emerald Rapids
ECC Memory Supported
Yes
Instruction Set Extensions
Intel® AMX,Intel® SSE4.2,Intel® AVX,Intel® AVX2,Intel® AVX-512
Intel® Deep Learning Boost (Intel® DL Boost) on CPU
Yes
Intel® Hyper-Threading Technology
Yes
Intel® Virtualization Technology (VT-x)
Yes
Intel® Virtualization Technology for Directed I/O (VT-d)
Yes
Launch Date
Q4'23
Lithography
Intel 7
Marketing Status
Launched
Max # of Memory Channels
8
Max # of PCI Express Lanes
80
Max Memory Size
4096.00 GB
Max Turbo Frequency
4.00 GHz
Memory Types
DDR5 @ 5200 MT/s (1 DPC)
Processor Base Frequency
2.10 GHz
Processor Number
8558
Product Collection
5th Gen Intel® Xeon® Scalable Processors
Sockets Supported
FCLGA4677
TJUNCTION
78.00 ℃
Total Cores
48 Cores
Total Threads
96
Vertical Segment
Server
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FAQ
FAQ
Q
A whole corpus queued for offline AI scoring — which pulls harder on the 8558, the 48 cores or AMX, and where does the run stall?
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