AMD Phenom II X4 945 vs Intel Core i7-12650H. Specifications, performance, tests

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

• CPU group
  AMD Phenom II - 800/900 Intel Core i 12000H
• Family
  AMD Phenom II Intel Core i7
• Generation
  4 12
• Segment
  Desktop / Server Mobile

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

• A-Core
  - 6x Golden Cove
• B-Core
  - 4x Gracemont
• Base Frequency
  3 GHz 2.3 GHz
• Core architecture
  normal hybrid (big.LITTLE)
• CPU Cores
  4 10
• CPU Threads
  4 16
• Hyperthreading / SMT
  No Yes
• Overclocking
  Yes No
• Turbo Frequency (1 Core)
  No turbo 4.7 GHz
• Turbo Frequency (4 Cores)
  No turbo -
• Turbo Frequency (10 Cores)
  - 3.8 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
  - 48
• Generation
  - 12
• GPU Frequency
  - 400 MHz
• GPU name
  no iGPU Intel UHD Graphics 11th Gen (64 EU)
• GPU Turbo
  No turbo 1400 MHz
• Max. displays
  - 3
• Max. GPU Memory
  - 8 GB
• Release date
  - Q2/2020
• Shader
  - 512
• Technology
  - 10 nm

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

• AV1
  No Decode
• H.264 / AVC
  No Decode / Encode
• h265 / HEVC (8 bit)
  No Decode / Encode
• h265 / HEVC (10 bit)
  No Decode / Encode
• JPEG
  No Decode / Encode
• VC-1
  No Decode
• VP8
  No Decode
• VP9
  No Decode / Encode

Types, channel quantity of RAM supported by Intel Core i7-12650H and AMD Phenom II X4 945. Depending on the motherboards, higher or lower memory frequencies may be supported.

• ECC
  No No
• Max. Memory
  - 64 GB
• Memory channels
  2 2
• Memory type
  DDR2-1066 DDR4-3200DDR5-4800LPDDR4X-4266LPDDR5-5200
• PCIe
  - 4.0 x 20

• AES-NI
  No Yes

Compare the TDP requirements of TDP AMD Phenom II X4 945 and Intel Core i7-12650H Power specifications describe different manufacturer limits. TDP, base power and maximum turbo power are separate values; they do not establish measured system consumption.

• Maximum Operating Temperature
  - 100 °C
• TDP (PL1, legacy label)
  125 W 45 W
• TDP (PL2)
  - 115 W

Architecture, interfaces, additional instructions supported by AMD Phenom II X4 945 and Intel Core i7-12650H, virtual machine technologies and process technology.

• Architecture
  Deneb (K10) Alder Lake H
• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• ISA extensions
  SSE3, SSE4a SSE4.1, SSE4.2, AVX2, AVX2+
• L2-Cache
  - 9.5 MB
• L3-Cache
  6 MB 24 MB
• Release date
  Q2/2009 Q1/2022
• Socket
  AM3 BGA 1744
• Technology
  45 nm 10 nm
• Virtualization
  AMD-V VT-x, VT-x EPT, VT-d