Elbrus-8SB vs Intel Core i9-12900K. Specifications

Background information about the processors being compared, series, generation and market segment.

• CPU group
  Elbrus-8 Intel Core i 12000
• Family
  Elbrus 12th Generation Intel Core i9 Processors
• Segment
  Desktop Desktop
• Generation
  - 12
• Predecessor
  - Intel Core i9-11900K
• Processor Number
  - i9-12900K
• Successor
  - Intel Core i9-13900K

Core counts, threads, cache and clock modes describe the CPU configuration. Performance depends on the workload and comparable measured results.

• Base Frequency
  1.5 GHz 3.7 GHz
• CPU Cores
  8 16
• CPU Threads
  8 24
• A-Core
  - 8x Golden Cove
• B-Core
  - 8x Gracemont
• Core architecture
  - hybrid (big.LITTLE)
• E-core Base Clock
  - 2.4 GHz
• E-core Max Turbo
  - 3.9 GHz
• Efficient Cores
  - 8
• Hyperthreading / SMT
  - Yes
• Max. Boost Clock
  - 5.2 GHz
• Overclocking
  - Yes
• P-core Base Clock
  - 3.2 GHz
• P-core Max Turbo
  - 5.1 GHz
• Performance Cores
  - 8
• Turbo Frequency (1 Core)
  - 5.3 GHz
• Turbo Frequency (16 Cores)
  - 5 GHz

Internal Graphics does not affect the performance of the CPU, performs the work of the graphics card in its absence or on mobile devices.

• DirectX Version
  - 12
• Execution units
  - 32
• Generation
  - 12
• GPU Frequency
  - 400 MHz
• GPU name
  - Intel UHD Graphics 770
• GPU Turbo
  - 1550 MHz
• Graphics Base Frequency
  - 300 MHz
• Graphics Output
  - eDP 1.4b, DP 1.4a, HDMI 2.1
• Max. displays
  - 4
• Max. GPU Memory
  - 16 GB
• Release date
  - Q4/2021
• Shader
  - 256
• Technology
  - 10 nm

Built-in codecs used to encode and decode content. Significantly speeds up the required operations.

• AV1
  - Decode
• H.264 / AVC
  - Decode / Encode
• h265 / HEVC (8 bit)
  - Decode / Encode
• h265 / HEVC (10 bit)
  - Decode / Encode
• JPEG
  - Decode / Encode
• VC-1
  - Decode
• VP8
  - Decode
• VP9
  - Decode / Encode

Types, channel quantity of RAM supported by Intel Core i9-12900K and Elbrus-8SB. Depending on the motherboards, higher or lower memory frequencies may be supported.

• Memory channels
  4 2
• Memory type
  DDR4-2400 Up to DDR5 4800 MT/s Up to DDR4 3200 MT/s
• ECC
  - Yes
• Max. Memory
  - 128 GB
• PCIe lanes
  - 20
• PCIe version
  - 5.0 and 4.0

• AES-NI
  - Yes

Compare the TDP requirements of TDP Elbrus-8SB and Intel Core i9-12900K Power specifications describe different manufacturer limits. TDP, base power and maximum turbo power are separate values; they do not establish measured system consumption.

• TDP (PL1, legacy label)
  90 W 125 W
• Maximum Operating Temperature
  - 100 °C
• Maximum Turbo Power
  - 241 W
• Processor Base Power (PBP)
  - 125 W
• TDP (PL2)
  - 228 W / 56 s

Architecture, interfaces, additional instructions supported by Elbrus-8SB and Intel Core i9-12900K, virtual machine technologies and process technology.

• L1-Cache
  64 + 128 KB -
• L2-Cache
  4 MB Conflicting source values: 14 MB (Total cache capacity) | 3.75 MB
• L3-Cache
  16 MB 30 MB
• Release date
  Q1/2020 Q4/2021
• Socket
  FCBGA 2028 FCLGA1700
• Technology
  28 nm Conflicting source values: 10 nm | Intel 7 (Manufacturer process designation)
• Architecture
  - Alder Lake S
• Cache (manufacturer label)
  - 30 MB Intel Smart Cache
• Codename
  - Products formerly Alder Lake
• Instruction set (ISA)
  - x86-64 (64 bit)
• ISA extensions
  - SSE4.1, SSE4.2, AVX2, AVX2+
• Marketing Status (manufacturer label)
  - Launched
• Part Number
  - BX8071512900K
• Use Conditions
  - PC/Client/Tablet, Workstation
• Verification scope
  - Explicit manufacturer fields refreshed; other original historical fields retained, not all reverified. Partial composite conflicts are preserved.
• Virtualization
  - VT-x, VT-x EPT, VT-d