Intel Xeon 638

CPUs

Buying advice

A 16-core workstation processor for workloads that can use a large memory and PCIe platform. Match the software, memory population and cooling budget before paying for extra cores.

Specifications

LAUNCH

Parameters for Intel Xeon 638
ParameterIntel Xeon 638
Released-

CPU BENCHMARKS

Tests and capabilities for Intel Xeon 638
ParameterIntel Xeon 638
Geekbench 6 Single-
Geekbench 6 Multi-
iGPU 3DMark TS-

ARCHITECTURE & CORES

Parameters for Intel Xeon 638
ParameterIntel Xeon 638
ArchitectureGranite Rapids (manufacturer codename)
Process-
Show all 4 parameters in ARCHITECTURE & CORES
Parameters for Intel Xeon 638
ParameterIntel Xeon 638
Cores / Threads
Meaning & limits

Physical cores and available threads are separate counts. Hybrid core types and unknown thread counts retain their stated limits.

16 cores / 32 threads
Core TopologyPerformance-core · 16 coresOne CPU package

CLOCK & CACHE

Parameters for Intel Xeon 638
ParameterIntel Xeon 638
Clock Speed3.2 / 4.8 GHz
Cache
Meaning & limits

Cache can be total, per core, private or shared. Read the stated topology; total cache is not automatically L3.

72 MB
Show all 3 parameters in CLOCK & CACHE
Parameters for Intel Xeon 638
ParameterIntel Xeon 638
Cache TopologyCache · unspecified · 72 MB · scope unspecifiedOne CPU package

POWER & BATTERY

Parameters for Intel Xeon 638
ParameterIntel Xeon 638
Power Profiles · 1Processor base power · 180 WProcessor power specification
Power Profiles · 2Maximum turbo power · 216 WProcessor power specification
Show all 6 parameters in POWER & BATTERY
Parameters for Intel Xeon 638
ParameterIntel Xeon 638
Power Profiles · 3Rated TDP · 180 WProcessor power specification
Processor Base Power180 WProcessor power specification
Rated TDP180 WProcessor power specification
Power rating / limit
Meaning & limits

Stored power rating or limit. Default TDP, processor base power and maximum turbo power describe different conditions; neither larger nor smaller is automatically better.

180 W

MEMORY & STORAGE

Parameters for Intel Xeon 638
ParameterIntel Xeon 638
ECC Memory SupportYes · Exact processor manufacturer ECC capability is true; no host activation is inferred.One CPU package
Memory ProfilesDDR5 · up to 6400 MT/s · capacity up to 2 TB · Maximum capacity depends on memory type and platform population; TB is preserved without guessing a GB conversion.One CPU package
Show all 3 parameters in MEMORY & STORAGE
Parameters for Intel Xeon 638
ParameterIntel Xeon 638
Memory TypeDDR5One CPU package

PLATFORM & HARDWARE

Parameters for Intel Xeon 638
ParameterIntel Xeon 638
Platform-
SocketFCLGA4710
Show all 4 parameters in PLATFORM & HARDWARE
Parameters for Intel Xeon 638
ParameterIntel Xeon 638
iGPU-
iGPU FP32 TFLOPS
Meaning & limits

FP32 describes floating-point capability or a published reference, not a measured application result. Method and clock conditions affect interpretation.

-

CONNECTIVITY & EXPANSION

Parameters for Intel Xeon 638
ParameterIntel Xeon 638
Total Native PCIe Lanes80 lanesOne CPU package

BODY & DIMENSIONS

Parameters for Intel Xeon 638
ParameterIntel Xeon 638
Package Size (L × W)-

OTHER SPECIFICATIONS

Parameters for Intel Xeon 638
ParameterIntel Xeon 638
ManufacturerIntel

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