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Goldmont Plus µarch
General Info
Arch Type	CPU
Designer	Intel
Manufacturer	Intel
Introduction	December 11, 2017
Process	14 nm
Core Configs	2, 4
Pipeline
Type	Superscalar
OoOE	Yes
Speculative	Yes
Reg Renaming	Yes
Instructions
ISA	x86-64
Extensions	MOVBE, MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, POPCNT, AES, PCLMUL, RDRND, SHA
Cache
L1I Cache	32 KiB/Core 8-way set associative
L1D Cache	24 KiB/Core 6-way set associative
L2 Cache	2 MiB/2 Cores 16-way set associative
Cores
Core Names	Gemini Lake
Succession
Goldmont

Goldmont Plus (GLM+) is Intel's 14 nm microarchitecture of system on chips for the ultra-low power (ULP) devices serving as a successor to Goldmont. Goldmont Plus-based processors and SoCs are part of the Atom, Pentium, and Celeron families.

Codenames

Core	Abbrev	Target
Gemini Lake	GLK	Low-power PCs, tablets, and embedded devices

Brands

Intel released Goldmont Plus under 2 main brand families:

Logo	Family	General Description	Differentiating Features
			Cores	HT	AES	SHA	AVX	TBT	ECC
	Celeron	Entry-level Budget	2-4	✘	✔	✔	✘	✘	✘
	Pentium Silver	Budget	4	✘	✔	✔	✘	✘	✘

Release Dates

Goldmont Plus processors were launched on December 11 2017 for desktop, mobile and embedded devices. Server-based parts are expected to be introduced in 2018.

Compiler support

Preliminary Data! Information presented in this article deal with future products, data, features, and specifications that have yet to be finalized, announced, or released. Information may be incomplete and can change by final release.

Compiler	Arch-Specific	Arch-Favorable
ICC	-march=goldmont	-mtune=goldmont
GCC	-march=goldmont	-mtune=goldmont
LLVM	-march=goldmont	-mtune=goldmont
Visual Studio	?	?

CPUID

Core	Extended Family	Family	Extended Model	Model
Gemini Lake	0	?	?	?
	Family 6 Model ?

Architecture

Preliminary Data! Information presented in this article deal with future products, data, features, and specifications that have yet to be finalized, announced, or released. Information may be incomplete and can change by final release.

Key changes from Goldmont

• 4-way decode (from 3-way)
• VP9 10-bit Profile2 hardware decoding
• Integrated native HDMI 2.0 controller
• Integrated Intel Wireless-AC(Wi-Fi/BT CNVi)
• 4 MiB L2 cache per duplex (Up from 2 MiB)

• Graphics
  • Gen 9.5 GPUs
  • HD Graphics 50x → UHD Graphics 60x
    • HD Graphics 505 → UHD Graphics 605 (Pentium Silver J/N 5xxx with 18EU)
    • HD Graphics 500 → UHD Graphics 600 (Celeron J/N 4xxx with 12EU)

New instructions

Goldmont Plus introduced a number of new instructions:

• SGX1 - Software Guard Extensions, Version 1
• UMIP
• PTWRITE
• RDPID

Block Diagram

This section is empty; you can help add the missing info by editing this page.

Memory Hierarchy

• Cache
  • Hardware prefetchers
  • L1 Cache:
    • 32 KiB 8-way set associative instruction, 64 B line size
    • 24 KiB 6-way set associative data, 64 B line size
    • Per core
  • L2 Cache:
    • 2 MiB 16-way set associative, 64 B line size
    • Per 2 cores
  • L3 Cache:
    • No level 3 cache
  • RAM
    • Maximum of 1 GiB, 2 GiB, 4 GiB, 8 GiB
    • dual 32-bit channels, 1 or 2 ranks per channel

Multithreading

Goldmont Plus, like Goldmont has no support for Intel Hyper-Threading Technology.

All Goldmont Plus Chips

	List of Goldmont Plus-based Processors
	Main processor									GPU
Model	Family	Price	Launched	Cores	L2$	TDP	SDP	Base	Turbo	Name	Base	Turbo
	Desktop
J4005	Celeron	$ 107.00 € 96.30 £ 86.67 ¥ 11,056.31	11 December 2017	2	4 MiB 4,096 KiB 4,194,304 B 0.00391 GiB	10 W 10,000 mW 0.0134 hp 0.01 kW		2,000 MHz 2 GHz 2,000,000 kHz	2,700 MHz 2.7 GHz 2,700,000 kHz	UHD Graphics 600	250 MHz 0.25 GHz 250,000 KHz	700 MHz 0.7 GHz 700,000 KHz
J4105	Celeron	$ 107.00 € 96.30 £ 86.67 ¥ 11,056.31	11 December 2017	4	4 MiB 4,096 KiB 4,194,304 B 0.00391 GiB	10 W 10,000 mW 0.0134 hp 0.01 kW		1,500 MHz 1.5 GHz 1,500,000 kHz	2,500 MHz 2.5 GHz 2,500,000 kHz	UHD Graphics 600	250 MHz 0.25 GHz 250,000 KHz	750 MHz 0.75 GHz 750,000 KHz
J5005	Pentium Silver	$ 161.00 € 144.90 £ 130.41 ¥ 16,636.13	11 December 2017	4	4 MiB 4,096 KiB 4,194,304 B 0.00391 GiB	10 W 10,000 mW 0.0134 hp 0.01 kW		1,500 MHz 1.5 GHz 1,500,000 kHz	2,800 MHz 2.8 GHz 2,800,000 kHz	UHD Graphics 605	250 MHz 0.25 GHz 250,000 KHz	800 MHz 0.8 GHz 800,000 KHz
	Mobile
N4000	Celeron	$ 107.00 € 96.30 £ 86.67 ¥ 11,056.31	11 December 2017	2	4 MiB 4,096 KiB 4,194,304 B 0.00391 GiB	6 W 6,000 mW 0.00805 hp 0.006 kW	4.8 W 4,800 mW 0.00644 hp 0.0048 kW	1,100 MHz 1.1 GHz 1,100,000 kHz	2,600 MHz 2.6 GHz 2,600,000 kHz	UHD Graphics 600	200 MHz 0.2 GHz 200,000 KHz	650 MHz 0.65 GHz 650,000 KHz
N4100	Celeron	$ 107.00 € 96.30 £ 86.67 ¥ 11,056.31	11 December 2017	4	4 MiB 4,096 KiB 4,194,304 B 0.00391 GiB	6 W 6,000 mW 0.00805 hp 0.006 kW	4.8 W 4,800 mW 0.00644 hp 0.0048 kW	1,100 MHz 1.1 GHz 1,100,000 kHz	2,400 MHz 2.4 GHz 2,400,000 kHz	UHD Graphics 600	200 MHz 0.2 GHz 200,000 KHz	700 MHz 0.7 GHz 700,000 KHz
N5000	Pentium Silver	$ 161.00 € 144.90 £ 130.41 ¥ 16,636.13	11 December 2017	4	4 MiB 4,096 KiB 4,194,304 B 0.00391 GiB	6 W 6,000 mW 0.00805 hp 0.006 kW	4.8 W 4,800 mW 0.00644 hp 0.0048 kW	1,100 MHz 1.1 GHz 1,100,000 kHz	2,700 MHz 2.7 GHz 2,700,000 kHz	UHD Graphics 605	200 MHz 0.2 GHz 200,000 KHz	750 MHz 0.75 GHz 750,000 KHz
Count: 6