Intel Xeon D-2799 vs Intel Xeon Silver 4314

Comparative analysis of Intel Xeon D-2799 and Intel Xeon Silver 4314 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 D-2799

Intel Xeon Silver 4314

Differences

Reasons to consider the Intel Xeon D-2799

4 more cores, run more applications at once: 20 vs 16
8 more threads: 40 vs 32
Around 25% more L3 cache; more data can be stored in the L3 cache for quick access later
Around 5% lower typical power consumption: 129 Watt vs 135 Watt
Around 14% better performance in PassMark - Single thread mark: 2404 vs 2113

Specifications (specs)
Number of cores	20 vs 16
Number of threads	40 vs 32
L3 cache	30 MB vs 24 MB
Thermal Design Power (TDP)	129 Watt vs 135 Watt
Benchmarks
PassMark - Single thread mark	2404 vs 2113

Reasons to consider the Intel Xeon Silver 4314

6x more maximum memory size: 6 TB vs 1 TB
Around 31% better performance in PassMark - CPU mark: 44410 vs 33792

Specifications (specs)
Maximum memory size	6 TB vs 1 TB
Benchmarks
PassMark - CPU mark	44410 vs 33792

Compare benchmarks

CPU 1: Intel Xeon D-2799
CPU 2: Intel Xeon Silver 4314

PassMark - Single thread mark

CPU 1

CPU 2

2404

2113

PassMark - CPU mark

CPU 1

CPU 2

33792

44410

Name	Intel Xeon D-2799	Intel Xeon Silver 4314
PassMark - Single thread mark	2404	2113
PassMark - CPU mark	33792	44410

Compare specifications (specs)

	Intel Xeon D-2799	Intel Xeon Silver 4314
Essentials
Architecture codename	Ice Lake	Ice Lake
Launch date	Q1'22	6 Apr 2021
Launch price (MSRP)	$2050	$694 - $705
Place in performance rating	693	697
Processor Number	D-2799	4314
Series	Intel Xeon D Processor	3rd Generation Intel Xeon Scalable Processors
Status	Launched	Launched
Vertical segment	Server	Server
Performance
64 bit support
Base frequency	2.40 GHz	2.40 GHz
L3 cache	30 MB	24 MB
Manufacturing process technology	10 nm	10 nm
Maximum frequency	3.40 GHz	3.40 GHz
Number of cores	20	16
Number of threads	40	32
L1 cache		1 MB
L2 cache		16 MB
Maximum core temperature		86°C
Number of Ultra Path Interconnect (UPI) Links		2
Memory
Max memory channels	4	8
Maximum memory size	1 TB	6 TB
Supported memory frequency	3200 MHz	2667 MHz
Supported memory types	DDR4	DDR4-2667
Compatibility
Package Size	52.5 mm x 45 mm	77.5mm x 56.5mm
Sockets supported	FCBGA2579	FCLGA4189
Thermal Design Power (TDP)	129 Watt	135 Watt
Peripherals
Integrated LAN
Max number of PCIe lanes	32	64
Max number of SATA 6 Gb/s Ports	24
Number of USB ports	4
PCI Express revision	4.0	4.0
Scalability	1S Only	2S
USB revision	3.0
Security & Reliability
Execute Disable Bit (EDB)
Intel® Software Guard Extensions (Intel® SGX)
Intel® Trusted Execution technology (TXT)
Secure Boot
Mode-based Execute Control (MBE)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Instruction set extensions	Intel AVX-512	Intel SSE4.2, Intel AVX, Intel AVX2, Intel AVX-512
Integrated Intel® QuickAssist Technology
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® Turbo Boost technology
Intel® Volume Management Device (VMD)
Number of AVX-512 FMA Units	1	2
Thermal Monitoring
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)