Intel Xeon Gold 6448Y processor review

Xeon Gold 6448Y processor released by Intel; release date: 10 Jan 2023. At the time of release, the processor cost $3583. The processor is designed for server-computers and based on Sapphire Rapids microarchitecture.

CPU is locked to prevent overclocking. Total number of cores - 32, threads - 64. Maximum CPU clock speed - 4.10 GHz. Maximum operating temperature - 79. Manufacturing process technology - 7 nm. Cache size: L1 - 80K (per core), L2 - 2MB (per core), L3 - 60 MB (shared).

Supported memory types: Up to DDR5 4800 MT/s 1DPC, Up to DDR5 4400 MT/s 2DPC,. Maximum memory size: 4 TB.

Supported socket types: FCLGA4677. Power consumption (TDP): 225 Watt.

Benchmarks

PassMark
Single thread mark

Top 1 CPU

This CPU

4870

3277

PassMark
CPU mark

Top 1 CPU

This CPU

156834

104805

Name	Value
PassMark - Single thread mark	3277
PassMark - CPU mark	104805

Specifications (specs)

Essentials
Architecture codename	Sapphire Rapids
Launch date	10 Jan 2023
Launch price (MSRP)	$3583
Place in performance rating	23
Processor Number	6448Y
Series	4th Generation Intel Xeon Scalable Processors
Vertical segment	Server
Performance
Base frequency	2.10 GHz
L1 cache	80K (per core)
L2 cache	2MB (per core)
L3 cache	60 MB (shared)
Manufacturing process technology	7 nm
Maximum core temperature	79
Maximum frequency	4.10 GHz
Number of cores	32
Number of threads	64

Memory
Max memory channels	8
Maximum memory size	4 TB
Supported memory types	Up to DDR5 4800 MT/s 1DPC, Up to DDR5 4400 MT/s 2DPC,
Compatibility
Package Size	77.5mm x 56.5mm
Sockets supported	FCLGA4677
Thermal Design Power (TDP)	225 Watt
Peripherals
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)