Intel Xeon Silver 4309Y
Intel Core 2 Quad Q9400
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Intel Xeon Silver 4309Y vs Intel Core 2 Quad Q9400. Specifications

User rating
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Released
Q2/2021
Intel Xeon Silver 4309Y
Intel Xeon Silver 4309Y
Released
Q3/2008
User rating
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Intel Core 2 Quad Q9400
Intel Core 2 Quad Q9400

What's the best choice Intel Xeon Silver 4309Y or Intel Core 2 Quad Q9400? Which processor is faster?

Compare the available specifications of these models.

Intel Xeon Silver 4309Y has a base frequency of 2.80 GHz. 8 CPU Cores / Threads. Stated TDP / base power 105 W. Released in Q2/2021.

Intel Core 2 Quad Q9400 has a base frequency of 2.66 GHz. 4 CPU Cores / Threads. Stated TDP / base power 95 W. Released in Q3/2008.

Differences

  • Higher clock speed

    Around 5% better clock speed

    2.80 GHz left arrow 2.66 GHz
  • More number of cores

    4 more cores

    8 left arrow 4

Positions in all rankings

Common positions Intel Xeon Silver 4309Y CPU in popular benchmarks, for comparison with other models.

No data
  • Lower stated TDP / base power

    Power limits alone do not measure performance per watt.

    95 W left arrow 105 W

Positions in all rankings

Common positions Intel Core 2 Quad Q9400 CPU in popular benchmarks, for comparison with other models.

  • Geekbench 5, 64bit (Single-Core)
    1085 place
  • Geekbench 5, 64bit (Multi-Core)
    1014 place
  • Estimated results for PassMark CPU Mark
    1023 place

Specifications

Technical data
Intel Xeon Silver 4309Y Intel Xeon Silver 4309Y
Intel Core 2 Quad Q9400 Intel Core 2 Quad Q9400
CPU family and group

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

  • CPU group
    Intel Xeon Silver 4300 left arrow Intel Core 2 Quad Q8000/Q9000
  • Family
    Intel Xeon Silver left arrow Intel Core2 Duo
  • Generation
    3 left arrow 2
  • Predecessor
    No left arrow No
  • Segment
    Desktop / Server left arrow Desktop
  • Successor
    No left arrow No
CPU Technical specs

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

  • Base Frequency
    2.8 GHz left arrow 2.66 GHz
  • Core architecture
    normal left arrow normal
  • CPU Cores
    8 left arrow 4
  • CPU Threads
    16 left arrow 4
  • Hyperthreading / SMT
    Yes left arrow No
  • Overclocking
    No left arrow No
  • Turbo Frequency (1 Core)
    3.6 GHz left arrow No
  • Turbo Frequency (2 Cores)
    No turbo left arrow No turbo
Memory specs & PCI

Types, channel quantity of RAM supported by Intel Core 2 Quad Q9400 and Intel Xeon Silver 4309Y. Depending on the motherboards, higher or lower memory frequencies may be supported.

  • ECC
    Yes left arrow No
  • Max. Memory
    6144 GB left arrow 16 GB
  • Memory channels
    8 left arrow 2
  • Memory type
    DDR4-2666 left arrow DDR2-800 / DDR3-1066
  • PCIe
    4 x 64 left arrow -
Encryption
  • AES-NI
    Yes left arrow No
Thermal Management

Compare the TDP requirements of TDP Intel Xeon Silver 4309Y and Intel Core 2 Quad Q9400 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 left arrow 90 °C
  • TDP (PL1, legacy label)
    105 W left arrow 95 W
  • TDP (PL2)
    No left arrow No
  • TDP down
    No left arrow No
  • TDP up
    No left arrow No
Technologies and extensions

Architecture, interfaces, additional instructions supported by Intel Xeon Silver 4309Y and Intel Core 2 Quad Q9400, virtual machine technologies and process technology.

  • Architecture
    Ice Lake left arrow Yorkfield
  • Instruction set (ISA)
    x86-64 (64 bit) left arrow x86-64 (64 bit)
  • ISA extensions
    SSE4.2, AVX2, AVX-512 left arrow MMX, SSE2, SSE3, SSE4.1
  • L2-Cache
    No left arrow 6 MB
  • L3-Cache
    12 MB left arrow No
  • Release date
    Q2/2021 left arrow Q3/2008
  • Socket
    LGA 4189 left arrow LGA 775
  • Technology
    10 nm left arrow 45 nm
  • Virtualization
    VT-x, VT-x EPT, VT-d left arrow VT-x, VT-d

Benchmarks

Performance tests CPUs

No comparable benchmark results are available yet. Specifications alone do not determine which model is faster.

These are saved results from the earlier catalog. Measurement dates and test configurations were not recorded. Models with no comparable results are omitted.

Recent models: test results with identified primary sources — Cinebench R23 · Cinebench R20 · Cinebench R15 · Cinebench 2026 · RandomX benchmark

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