Intel Core i9-9900K vs Intel Xeon W-11855M

Table of Contents

Physical Specifications

Socket Intel Socket 1151 Intel BGA 1499
Foundry Intel Intel
Process size 14 nm 10 nm
Transistors unknown unknown
Die size 180 mm² unknown
Package FC-LGA14C FC-BGA1499
tCaseMax 72°C 72°C
tJMax 100°C 100°C

Performance

Frequency 3.6 GHz 3.2 GHz
Turbo clock up to 5 GHz up to 4.9 GHz
Base clock 100 MHz 100 MHz
Multiplier 36.0x 32.0x
Multiplier unlocked Yes No
TDP 95 W 35 W
PL1 95 W
PL2 119 W

Architecture Details

Vertical Segment Desktop Server/Workstation
Production status Active Active
Release date Oct 19th, 2018 May 11th, 2021
Codename Coffee Lake-R Tiger Lake-H
Generation Core i9 Xeon
Part BX80684I99900KBXC80684I99900KCM8068403873914SRELS unknown
Memory support DDR4-2666 MHz Dual-channel DDR4-3200 MHz
ECC memory No No
PCI Express Gen 3, 16 Lanes(CPU only) Gen 4, 20 Lanes(CPU only)
Chipset Z390

Cores

Total Cores 8 6
Total Threads 16 12
SMP # CPUs 1 1
Integrated graphics UHD 630 UHD Graphics 750

Cache

Cache L1 64K (per core) 96K (per core)
Cache L2 256K (per core) 1.25MB (per core)
Cache L3 16MB (shared) 18MB (shared)

Notes

Notes This processor comes with an unlocked BCLK multiplier, allowing users to set the multiplier value higher than shipped value, to facilitate better overclocking.

Features & Technologies

AES-NI Yes Yes
AVX Yes Yes
AVX-512 Yes
AVX2 Yes Yes
BMI1 Yes Yes
BMI2 Yes Yes
Boost 2.0 Yes
Boost 3.0 Yes
CLMUL Yes Yes
EIST Yes Yes
F16C Yes Yes
FMA3 Yes Yes
HTT Yes Yes
Intel 64 Yes Yes
MMX Yes Yes
SIPP Yes
SSE Yes Yes
SSE2 Yes Yes
SSE3 Yes Yes
SSE4.2 Yes Yes
SSSE3 Yes Yes
TSX Yes Yes
TXT Yes Yes
VT-d Yes Yes
VT-x Yes Yes
XD bit Yes Yes
vPro Yes

Compare

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