Intel Xeon Gold 6438Y+ vs Intel Xeon Gold 6442Y

Comparative analysis of Intel Xeon Gold 6438Y+ and Intel Xeon Gold 6442Y processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark.

 

Differences

Reasons to consider the Intel Xeon Gold 6438Y+

  • 8 more cores, run more applications at once: 32 vs 24
  • 16 more threads: 64 vs 48
  • Around 33% more L1 cache; more data can be stored in the L1 cache for quick access later
  • Around 33% more L2 cache; more data can be stored in the L2 cache for quick access later
  • Around 10% lower typical power consumption: 205 Watt vs 225 Watt
  • Around 3% better performance in PassMark - Single thread mark: 3279 vs 3190
  • Around 2% better performance in PassMark - CPU mark: 94596 vs 92983
Specifications (specs)
Number of cores 32 vs 24
Number of threads 64 vs 48
L1 cache 80K (per core) vs 80K (per core)
L2 cache 2MB (per core) vs 2MB (per core)
Thermal Design Power (TDP) 205 Watt vs 225 Watt
Benchmarks
PassMark - Single thread mark 3279 vs 3190
PassMark - CPU mark 94596 vs 92983

Reasons to consider the Intel Xeon Gold 6442Y

  • A newer manufacturing process allows for a more powerful, yet cooler running processor: 7 nm vs 10 nm
  • 1048576x more L3 cache, more data can be stored in the L3 cache for quick access later
Manufacturing process technology 7 nm vs 10 nm
L3 cache 60 MB vs 60MB

Compare benchmarks

CPU 1: Intel Xeon Gold 6438Y+
CPU 2: Intel Xeon Gold 6442Y

PassMark - Single thread mark
CPU 1
CPU 2
3279
3190
PassMark - CPU mark
CPU 1
CPU 2
94596
92983
Name Intel Xeon Gold 6438Y+ Intel Xeon Gold 6442Y
PassMark - Single thread mark 3279 3190
PassMark - CPU mark 94596 92983

Compare specifications (specs)

Intel Xeon Gold 6438Y+ Intel Xeon Gold 6442Y

Essentials

Launch date 10 Jan 2023 10 Jan 2023
Launch price (MSRP) $3141 $2878
Place in performance rating 39 46
Architecture codename Sapphire Rapids
Processor Number 6442Y
Series 4th Generation Intel Xeon Scalable Processors
Vertical segment Server

Performance

Base frequency 2000 MHz 2.60 GHz
L1 cache 80K (per core) 80K (per core)
L2 cache 2MB (per core) 2MB (per core)
L3 cache 60MB 60 MB
Manufacturing process technology 10 nm 7 nm
Maximum case temperature (TCase) 85°C
Maximum frequency 4 GHz 4.00 GHz
Number of cores 32 24
Number of threads 64 48
Unlocked
Maximum core temperature 79

Memory

ECC memory support
Supported memory types DDR5-4800 MHz, Eight-channel Up to DDR5 4800 MT/s 1DPC, Up to DDR5 4400 MT/s 2DPC,
Max memory channels 8
Maximum memory size 4 TB

Compatibility

Max number of CPUs in a configuration 2
Sockets supported 4677 FCLGA4677
Thermal Design Power (TDP) 205 Watt 225 Watt
Package Size 77.5mm x 56.5mm

Peripherals

PCIe configurations Gen 5, 80 Lanes, (CPU only)
Max number of PCIe lanes 80
PCI Express revision 5
Scalability 2S

Security & Reliability

Execute Disable Bit (EDB)
Intel® OS Guard
Intel® Run Sure Technology
Intel® Software Guard Extensions (Intel® SGX)
Intel® Trusted Execution technology (TXT)
Secure Boot

Advanced Technologies

Instruction set extensions Intel AMX, Intel SSE4.2, Intel AVX, Intel AVX2, Intel AVX-512
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Number of AVX-512 FMA Units 2
Speed Shift technology

Virtualization

Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)