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KB4494454: Intel microcode updates
Applies to: Windows 10
Summary
This article describes the latest microcode updates from Intel. We recommend that you reinstall this update to make sure you have the latest updates.
Intel Microcode for the following products (CPUs) have been updated.
- Updated January 30, 2020 and February 25, 2020
- Denverton
- Sandy Bridge
- Sandy Bridge E, EP
- Valley View
- Whiskey Lake U
- Updated August 29, 2019
- Apollo Lake
- Cherry View
- Gemini Lake
- Haswell Desktop
- Haswell M
- Haswell Xeon E3
- Valley View
This new release includes a microcode update from Intel for the following CPUs.
Important
Install this update for the listed processors only.
Code name Product collection Product names CPU ID Platform ID Microcode update revision Apollo Lake Intel® Pentium® Processor J Series
Intel® Pentium® Processor N Series
Intel® Celeron® Processor J Series
Intel® Celeron® Processor N Series
Intel® Atom® Processor A Series
Intel® Atom® Processor E3900 SeriesIntel® Pentium® Processor J4205, N4200
Intel® Celeron® Processor J3355, J3455, N3350, N3450
Intel® Atom® Processor x5-A3930, x5-A3940, x7-A3950, x7-A3960
Intel® Atom® Processor x5-E3930, x5-E3940, x7-E3950506C9 03 0x38 Broadwell DE A1 Intel® Xeon® Processor D Family Intel® Xeon® Processor D-1513N, D-1523N, D-1533N, D-1543N, D1553N 50665 10 0xE00000D Broadwell DE V1 Intel® Xeon® Processor D Family Intel® Xeon® Processor D-1520, D-1540 50662 10 0x1A Broadwell DE V2,V3 Intel® Xeon® Processor D Family Intel® Xeon® Processor D-1518, D-1519, D-1521, D-1527, D-1528, D-1529, D-1531, D-1533, D-1537, D-1541, D-1548
Intel® Pentium® Processor D1507, D1508, D1509, D1517, D151950663 10 0x7000017 Broadwell DE Y0 Intel® Xeon® Processor D Family Intel® Xeon® Processor D-1557, D-1559, D-1567, D-1571, D-1577, D-1581, D-1587 50664 10 0xF000015 Broadwell H 43e 5th Generation Intel® Core™ Processor Family Intel® Core™ Processor i7-5700EQ, i7-5700HQ, i7-5750HQ, i7-5850EQ , i7-5850HQ, i7-5950HQ
Intel® Core™ Processor i5-5575R, i5-5675C, i5-5675R, i7-5775C, i7-5775R40671 22 0x20 Broadwell U 5th Generation Intel® Core™ Processor Family Intel® Core™ Processor i7-5650U, i7-5600U, i7-5557U, i7-5550U, i7-5500U
Intel® Core™ Processor i5-5350U, i5-5350, i5-5300U, i5-5287U, i5-5257U, i5-5250U, i5-5200U
Intel® Core™ Processor i3-5157U, i3-5020U, i3-5015U, i3-5010U, i3-5006U, i3-5005U, i3-5010U
Intel® Pentium® Processor 3805U, 3825U, 3765U, 3755U, 3215U, 3205U
Intel® Celeron® 3765U306D4 C0 0x2D Broadwell Xeon E3 Intel® Xeon® Processor E3 v4 Family Intel® Xeon® Processor v4 E3-1258L, E3-1265L, E3-1278L, E3-1285, E3-1285 40671 22 0x20 Broadwell Y 5th Generation Intel® Core™ Processor Family Intel® Core™ Processor M-5Y71, M-5Y70, M-5Y51, M-5Y3, M-5Y10c, M-5Y10a, M-5Y10 306D4 C0 0x2D Denverton Intel® Atom® Processor C Series Server 506F1 1 0x2e Gemini Lake Intel® Pentium® Processor Silver Series
Intel® Celeron® Processor J Series
Intel® Celeron® Processor N SeriesIntel® Pentium® Silver Processor J5005, N5000
Intel® Celeron® Processor J4005, J4105
Intel® Celeron® Processor N4000, N4100706A1 01 0x2E Haswell E, EP Intel® Core™ X-series Processors
Intel® Xeon® Processor E5 v3 FamilyIntel® Core™ Processor Extreme Edition i7-5960X
Intel® Core™ Processor i7-5820K, i7-5930K
Intel® Xeon® Processor v3 E5-1428L, E5-1603, E5-1607, E5-1620, E5-1630, E5-1650, E5-1660, E5-1680, E5-2408L, E5-2418L, E5-2428L, E5-2438L, E5-2603, E5-2608L, E5-2608L, E5-2609, E5-2618L, E5-2620, E5-2623, E5-2628L, E5-2630, E5-2630L, E5-2637, E5-2640, E5-2643, E5-2648L, E5-2650, E5-2650L, E5-2658, E5-2660, E5-2667, E5-2670, E5-2680, E5-2683, E5-2685, E5-2687W, E5-2690, E5-2695, E5-2697, E5-2698, E5-2699, E5-4610, E5-4620, E5-4627, E5-4640, E5-4648, E5-4650, E5-4655, E5-4660, E5-4667, E5-4669306F2 6F 0x43 Haswell U 4th Generation Intel® Core™ Processor Family
Intel® Pentium® Processor FamilyIntel® Core™ Processor i7-4500U, i7-4510U, i7-4550U, i7-4558U, i7-4578U, i7-4600U, i7-4650U
Intel® Core™ Processor i5-4200U, i5-4210U, i5-4250U, i5-4258U, i5-4260U, i5-4278U, i5-4288U, i5-4300U, i5-4308U, i5-4350U
Intel® Core™ Processor i3-4005U, i3-4010U, i3-4025U, i3-4030U, i3-4100U, i3-4120U, i3-4158U
Intel® Pentium® Processor 3556U, 3558U, 3665U
Intel® Celeron® Processor 2955U, 2957U, 2980U, 2981U40651 72 0x25 Haswell Y 4th Generation Intel® Core™ Processor Family
Intel® Pentium® Processor FamilyIntel® Core™ Processor i7-4610Y
Intel® Core™ Processor i5-4200Y, i5-4202Y, i5-4210Y, i5-4220Y, i5-4300Y, i5-4302Y
Intel® Core™ Processor i3-4010Y, i3-4012Y, i3-4020Y, i3-4030Y
Intel® Pentium® Processor 3560Y, 3561Y40651 72 0x25 Ivy Bridge 3rd Generation Intel® Core™
Processor Family
Intel® Celeron® Processor Family
Intel® Pentium® Processor FamilyIntel® Core™ Processor Extreme Edition i7-3920XM, i7-3940XM
Intel® Celeron® Processor 1000M, 1005M, 1007U, 1017U, 1019Y, 1020E, 1020M, 1037U, 1047UE, 927UE, G1610, G1610T, G1620, G1620T, G1630
Intel® Core™ Processor i7-3517U, i7-3517UE, i7-3520M, i7-3537U, i7-3540M, i7-3555LE, i7-3610QE, i7-3610QM, i7-3612QE, i7-3612QM, i7-3612QM, i7-3615QE, i7-3615QM, i7-3630QM, i7-3632QM, i7-3632QM, i7-3635QM, i7-3667U, i7-3687U, i7-3689Y, i7-3720QM, i7-3740QM, i7-3770, i7-3770K, i7-3770S, i7-3770T, i7-3820QM, i7-3840QM
Intel® Core™ Processor i5-3210M, i5-3210M, i5-3230M, i5-3230M, i5-3317U, i5-3320M, i5-3330, i5-3330S, i5-3337U, i5-3339Y, i5-3340, i5-3340M, i5-3340S, i5-3350P, i5-3360M, i5-3380M, i5-3427U, i5-3437U, i5-3439Y, i5-3450, i5-3450S, i5-3470, i5-3470S, i5-3470T, i5-3475S, i5-3550, i5-3550S, i5-3570, i5-3570K, i5-3570S, i5-3570T, i5-3610ME
Intel® Core™ Processor i3-3110M, i3-3120M, i3-3120ME, i3-3130M, i3-3210, i3-3217U, i3-3217UE, i3-3220, i3-3220T, i3-3225, i3-3227U, i3-3229Y, i3-3240, i3-3240T, i3-3245, i3-3250, i3-3250T
Intel® Pentium® Processor 1405 v2, 2020M, 2030M, 2117U, 2127U, 2129Y, A1018, G2010, G2020, G2020T, G2030, G2030T, G2100T, G2120, G2120T, G2130, G2140306A9 12 0X21 Ivy Bridge E Intel® Core™ X-series Processors Intel® Core™ Processor Extreme Edition i7-4960X
Intel® Core™ Processor i7-4820K, i7-4930K306E4 ED 0x42E Ivy Bridge Server EN, EP, EP4S Intel® Xeon® Processor E5 v2 Family Intel® Xeon® Processor v2 E5-1428L, E5-1620, E5-1650, E5-1660, E5-2403, E5-2407, E5-2418L, E5-2420, E5-2428L, E5-2430, E5-2430L, E5-2440, E5-2448L, E5-2450, E5-2450L, E5-2470, E5-2603, E5-2609, E5-2618L, E5-2620, E5-2628L, E5-2630, E5-2630L, E5-2637, E5-2640, E5-2643, E5-2648L, E5-2650, E5-2650L, E5-2658, E5-2660, E5-2667, E5-2670, E5-2680, E5-2687W, E5-2690, E5-2695, E5-2697, E5-4603, E5-4607, E5-4610, E5-4620, E5-4624L, E5-4627, E5-4640, E5-4650, E5-4657L 306E4 ED 0x42E Ivy Bridge Server EX Intel® Xeon® Processor E7 v2 Family Intel® Xeon® Processor v2 E7-2850, 2870, 2880, 2890, 4809, 4820, 4830, 4850, 4860, 4870, 4880, 4890, 8893, 8891, 8890, 8880L, 8880, 8870, 8857, 8850 306E7 ED 0x715 Sandy Bridge Legacy Intel® Core™ Processors
Legacy Intel® Celeron® Processors
Legacy Intel® Pentium® ProcessorsDesktop
Embedded
Mobile206A7 12 0x2f Sandy Bridge E, EP Intel® Xeon® Processor E5 Family Server 206D6 6D 0x61F Skylake D, Bakerville Intel® Xeon® Processor D Family Intel® Xeon® Processor D-2123IT, D-2141I, D-2142IT, D-2143IT, D-2145NT, D-2146NT, D-2161I, D-2163IT, D-2166NT, D-2173IT, D-2177NT, D-2183IT, D-2187NT 50654 B7 0x200005E Skylake H 6th Generation Intel® Core™ Processor Family Intel® Core™ Processor i7-6700HQ, i7-6770HQ, i7-6820HK, i7-6820HQ, i7-6870HQ, i7-6920HQ, i7-6970HQ
Intel® Core™ Processor i5-6300HQ, i5-6350HQ, i5-6440HQ
Intel® Core™ Processor i3-6100H506E3 36 0xCC Skylake S 6th Generation Intel® Core™ Processor Family Intel® Core™ Processor i7-6700, i7-6700K, i7-6700T
Intel® Core™ Processor i5-6400, i5-6400T, i5-6500, i5-6500T , i5-6600, i5-6600K, i5-6600T
Intel® Core™ Processor i3-6100, i3-6100T, i3-6120, i3-6120T, i3-6300, i3-6300T, i3-6320, i3-6320T
Intel® Pentium® Processor G4400, G4400T, G4420, G4420T, G4500, G4500T, G4520, G4520T, G4540
Intel® Celeron® Processor G3900, G3900T, G3920, G3920T, G3940506E3 36 0xCC Skylake Server Intel® Xeon® Scalable Processors Intel® Xeon® Platinum Processor 8153, 8156, 8158, 8160, 8160F, 8160M, 8160T, 8164, 8168, 8170, 8170M, 8176, 8176F, 8176M, 8180, 8180M
Intel® Xeon® Gold Processor 5115, 5118, 5119T, 5120, 5120T, 5122, 6126, 6126F, 6126T, 6128, 6130, 6130F, 6130T, 6132, 6134, 6134M, 6136, 6138, 6138F, 6138T, 6140, 6140M, 6142, 6142F, 6142M, 6144, 6146, 6148, 6148F, 6150, 6152, 6154
Intel® Xeon® Silver Processor 4108, 4109T, 4110, 4112, 4114, 4114T, 4116, 4116T
Intel® Xeon® Bronze Processor 3104, 310650654 B7 0x200005E Skylake U 6th Generation Intel® Core™ Processors Intel® Core™ Processor i7-6500U, i7-6510U, i7-6600U
Intel® Core™ Processor i5-6200U, i5-6210U, i5-6300U, i5-6310U
Intel® Core™ Processor i3-6100U, i3-6110U Intel® Pentium® Processor 4405U, 4415U
Intel® Celeron® Processor 3855U, 3865U, 3955U, 3965U406E3 C0 0xCC Skylake U23e 6th Generation Intel® Core™
Processor FamilyIntel® Core™ Processor I7-6560U, I7-6567U, I7-6650U, I7-6660U
Intel® Core™ Processor I5-6260U, I5-6267U, I5-6287U, I5-6360U
Intel® Core™ Processor I3-6167U406E3 C0 0xCC Skylake W Intel® Xeon® Processor W Family Intel® Xeon® Processor W-2123, W-2125, W-2133, W-2135, W-2145, W-2155, W-2195, W-2175 50654 B7 0x200005E Skylake X Intel® Core™ X-series Processors Intel® Core™ Extreme Edition Processor i9-7980XE Intel® Core™ X-series Processor i9-7900X, i9-7920X, i9-7940X, i9-7960X
Intel® Core™ X-series Processor i7-7800X, i7-7820X50654 B7 0x200005E Skylake Xeon E3 Intel® Xeon® Processor E3 v5 Family Intel® Xeon® Processor v5 E3-1220, E3-1225, E3-1230, E3-1235L, E3-1240, E3-1240L, E3-1245, E3-1260L, E3-1270, E3-1275, E3-1280, E3-1505M, E3-1515M, E3-1535M, E3-1545M, E3-1558L, E3-1565L, E3-1575M, E3-1578L, E3-1585, E3-1585L 506E3 36 0xCC Valley View Intel Atom® Processor E3800 Product Family Desktop
Embedded
Mobile30679 0F 0x90C Whiskey Lake U 8th Generation Intel® Core™ Processors Mobile 806EC 94 0xB8
Notes
1 Rolled back to microcode updates related to Spectre Variant 3a (CVE-2018-3640: "Rogue System Register Read (RSRE)"), Spectre Variant 4 (CVE-2018-3639: "Speculative Store Bypass (SSB)"), and L1TF (CVE-2018-3620, CVE-2018-3646: "L1 Terminal Fault")
2 As of February 25, 2020, the update for these select products (CPUs) are available through Windows Update.Important
This update is a standalone update that is targeted at Windows 10 RTM. This update also includes Intel microcode updates that were already released for these operating systems at the time of release to manufacturing (RTM). We will offer additional microcode updates from Intel through this article for these operating systems as they become available to Microsoft. Use the registry settings as described in the Windows client article. (By default, these registry settings are enabled for Windows client OS editions.)
Consult with your device manufacturer and Intel through their websites regarding their microcode recommendation for your device before you apply this update to your device.
How to obtain and install the update
Microsoft Update Catalog
To get the standalone package for this update, go to the Microsoft Update Catalog website.
Windows Update
This update for some select products (CPUs) is available through Windows Update. It will be downloaded and installed automatically. For more information, see Note 2.
Source: https://support.microsoft.com/en-us/...rocode-updates
See also:
Microsoft is making available Intel-validated microcode updates that are related to Spectre Variant 3a (CVE-2018-3640: "Rogue System Register Read (RSRE)"), Spectre Variant 4 (CVE-2018-3639: "Speculative Store Bypass (SSB)"), and L1TF (CVE-2018-3620, CVE-2018-3646: "L1 Terminal Fault").
- KB4465065 Intel Microcode Updates for Windows 10 v1809 - Aug. 13
- KB4346084 Intel Microcode Updates for Windows 10 v1803 - Aug. 13
- KB4346085 Intel Microcode Updates for Windows 10 v1709 - Aug. 13
- KB4346086 Intel Microcode Updates for Windows 10 v1703 - Aug. 13
- KB4346087 Intel Microcode Updates for Windows 10 v1607 - Aug. 13
- KB4346088 Intel Microcode Updates for Windows 10 v1507 - Aug. 13
Microsoft is making available Intel-validated microcode updates that are related to Microarchitectural Data Sampling (CVE-2019-11091, CVE-2018-12126, CVE-2018-12127, CVE-2018-12130).
- KB4497165 Intel microcode updates for Windows 10 v1903 and v1909 - May 19
- KB4494174 Intel Microcode Updates for Windows 10 v1809 - May 19
- KB4494451 Intel Microcode Updates for Windows 10 v1803 - May 19
- KB4494452 Intel microcode updates for Windows 10 v1709 - May 19
- KB4494453 Intel microcode updates for Windows 10 v1703 - May 19
- KB4494175 Intel Microcode Updates for Windows 10 v1607 - May 19
- KB4494454 Intel Microcode Updates for Windows 10 v1507 - May 19
Direct download links for KB4494454 MSU file from Microsoft Update Catalog for May 19, 2020:
Download KB4494454 MSU for Windows 10 v1507 32-bit (x86) - 1.5 MB
Download KB4494454 MSU for Windows 10 v1507 64-bit (x64) - 1.4 MB
Find Windows 10 Version Number
PowerShell script for CPU information, incl. CPUID Solved - Windows 10 Forums
Speculation Control Validation PowerShell Script
Understanding Get-SpeculationControlSettings PowerShell script output