Intel Xeon Gold 6346 vs Intel Xeon Platinum 8268

Comparative analysis of Intel Xeon Gold 6346 and Intel Xeon Platinum 8268 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 Gold 6346

Intel Xeon Platinum 8268

Differences

Reasons to consider the Intel Xeon Gold 6346

CPU is newer: launch date 2 year(s) 0 month(s) later
A newer manufacturing process allows for a more powerful, yet cooler running processor: 10 nm vs 14 nm
Around 1% more L3 cache; more data can be stored in the L3 cache for quick access later
6x more maximum memory size: 6 TB vs 1 TB
Around 6% better performance in PassMark - Single thread mark: 2461 vs 2312

Specifications (specs)
Launch date	6 Apr 2021 vs 2 Apr 2019
Manufacturing process technology	10 nm vs 14 nm
L3 cache	36 MB vs 35.75 MB
Maximum memory size	6 TB vs 1 TB
Benchmarks
PassMark - Single thread mark	2461 vs 2312

Reasons to consider the Intel Xeon Platinum 8268

8 more cores, run more applications at once: 24 vs 16
16 more threads: 48 vs 32
Around 8% higher clock speed: 3.90 GHz vs 3.60 GHz
Around 8% higher maximum core temperature: 84°C vs 78°C
Around 50% more L1 cache; more data can be stored in the L1 cache for quick access later
Around 50% more L2 cache; more data can be stored in the L2 cache for quick access later
Around 9% better performance in PassMark - CPU mark: 60487 vs 55568

Specifications (specs)
Number of cores	24 vs 16
Number of threads	48 vs 32
Maximum frequency	3.90 GHz vs 3.60 GHz
Maximum core temperature	84°C vs 78°C
L1 cache	1.5 MB vs 1 MB
L2 cache	24 MB vs 16 MB
Benchmarks
PassMark - CPU mark	60487 vs 55568

Compare benchmarks

CPU 1: Intel Xeon Gold 6346
CPU 2: Intel Xeon Platinum 8268

PassMark - Single thread mark

CPU 1

CPU 2

2461

2312

PassMark - CPU mark

CPU 1

CPU 2

55568

60487

Name	Intel Xeon Gold 6346	Intel Xeon Platinum 8268
PassMark - Single thread mark	2461	2312
PassMark - CPU mark	55568	60487

Compare specifications (specs)

	Intel Xeon Gold 6346	Intel Xeon Platinum 8268
Essentials
Architecture codename	Ice Lake	Cascade Lake
Launch date	6 Apr 2021	2 Apr 2019
Launch price (MSRP)	$2708	$6302
Place in performance rating	350	353
Processor Number	6346	8268
Series	3rd Generation Intel Xeon Scalable Processors	2nd Generation Intel Xeon Scalable Processors
Vertical segment	Server	Server
Status		Launched
Performance
Base frequency	3.10 GHz	2.90 GHz
L1 cache	1 MB	1.5 MB
L2 cache	16 MB	24 MB
L3 cache	36 MB	35.75 MB
Manufacturing process technology	10 nm	14 nm
Maximum core temperature	78°C	84°C
Maximum frequency	3.60 GHz	3.90 GHz
Number of cores	16	24
Number of threads	32	48
Number of Ultra Path Interconnect (UPI) Links		3
Memory
Max memory channels	8	6
Maximum memory size	6 TB	1 TB
Supported memory frequency	3200 MHz	2933 MHz
Supported memory types	DDR4-3200	DDR4-2933
ECC memory support
Maximum memory bandwidth		131.13 GB/s
Compatibility
Package Size	77.5mm x 56.5mm	76.0mm x 56.5mm
Sockets supported	FCLGA4189	FCLGA3647
Thermal Design Power (TDP)	205 Watt	205 Watt
Max number of CPUs in a configuration		8
Peripherals
Max number of PCIe lanes	64	48
PCI Express revision	4.0	3.0
Scalability	2S	S8S
PCIe configurations		1x16, x8, x4
Security & Reliability
Execute Disable Bit (EDB)
Intel® Run Sure Technology
Intel® Software Guard Extensions (Intel® SGX)
Intel® Trusted Execution technology (TXT)
Mode-based Execute Control (MBE)
Advanced Technologies
Instruction set extensions	Intel SSE4.2, Intel AVX, Intel AVX2, Intel AVX-512	Intel SSE4.2, Intel AVX, Intel AVX2, Intel AVX-512
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Intel® Volume Management Device (VMD)
Number of AVX-512 FMA Units	2	2
Speed Shift technology
Enhanced Intel SpeedStep® technology
Intel® TSX-NI
Intel® vPro™ Platform Eligibility
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)