Intel Xeon Platinum 8470 vs Intel Xeon Gold 6442Y

Comparative analysis of Intel Xeon Platinum 8470 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.

Intel Xeon Platinum 8470

Intel Xeon Gold 6442Y

Differences

Reasons to consider the Intel Xeon Platinum 8470

28 more cores, run more applications at once: 52 vs 24
56 more threads: 104 vs 48
2.2x more L1 cache, more data can be stored in the L1 cache for quick access later
2271914.7x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 75% more L3 cache; more data can be stored in the L3 cache for quick access later

Number of cores	52 vs 24
Number of threads	104 vs 48
L1 cache	80 KB (per core) vs 80K (per core)
L2 cache	2 MB (per core) vs 2MB (per core)
L3 cache	105 MB vs 60 MB

Reasons to consider the Intel Xeon Gold 6442Y

Around 5% higher clock speed: 4.00 GHz vs 3.8 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 7 nm vs 10 nm
Around 56% lower typical power consumption: 225 Watt vs 350 Watt
Around 1% better performance in PassMark - Single thread mark: 3190 vs 3153
Around 3% better performance in PassMark - CPU mark: 92983 vs 89850

Specifications (specs)
Maximum frequency	4.00 GHz vs 3.8 GHz
Manufacturing process technology	7 nm vs 10 nm
Thermal Design Power (TDP)	225 Watt vs 350 Watt
Benchmarks
PassMark - Single thread mark	3190 vs 3153
PassMark - CPU mark	92983 vs 89850

Compare benchmarks

CPU 1: Intel Xeon Platinum 8470
CPU 2: Intel Xeon Gold 6442Y

PassMark - Single thread mark

CPU 1

CPU 2

3153

3190

PassMark - CPU mark

CPU 1

CPU 2

89850

92983

Name	Intel Xeon Platinum 8470	Intel Xeon Gold 6442Y
PassMark - Single thread mark	3153	3190
PassMark - CPU mark	89850	92983

Compare specifications (specs)

	Intel Xeon Platinum 8470	Intel Xeon Gold 6442Y
Essentials
Launch date	10 Jan 2023	10 Jan 2023
Launch price (MSRP)	$9359	$2878
Place in performance rating	56	47
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
Die size	4x 477 mm²
L1 cache	80 KB (per core)	80K (per core)
L2 cache	2 MB (per core)	2MB (per core)
L3 cache	105 MB	60 MB
Manufacturing process technology	10 nm	7 nm
Maximum case temperature (TCase)	79°C
Maximum frequency	3.8 GHz	4.00 GHz
Number of cores	52	24
Number of threads	104	48
Unlocked
Maximum core temperature		79
Memory
ECC memory support
Supported memory types	DDR5	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)	350 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)