Intel Xeon Silver 4309Y vs Intel Xeon Gold 6138

Comparative analysis of Intel Xeon Silver 4309Y and Intel Xeon Gold 6138 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 Silver 4309Y

Intel Xeon Gold 6138

Differences

Reasons to consider the Intel Xeon Silver 4309Y

A newer manufacturing process allows for a more powerful, yet cooler running processor: 10 nm vs 14 nm
8x more maximum memory size: 6 TB vs 768 GB
Around 19% lower typical power consumption: 105 Watt vs 125 Watt
Around 17% better performance in PassMark - Single thread mark: 2456 vs 2107

Specifications (specs)
Manufacturing process technology	10 nm vs 14 nm
Maximum memory size	6 TB vs 768 GB
Thermal Design Power (TDP)	105 Watt vs 125 Watt
Benchmarks
PassMark - Single thread mark	2456 vs 2107

Reasons to consider the Intel Xeon Gold 6138

Around 3% higher clock speed: 3.70 GHz vs 3.60 GHz
Around 13% higher maximum core temperature: 86°C vs 76°C
Around 34% better performance in PassMark - CPU mark: 42524 vs 31783

Specifications (specs)
Maximum frequency	3.70 GHz vs 3.60 GHz
Maximum core temperature	86°C vs 76°C
Benchmarks
PassMark - CPU mark	42524 vs 31783

Compare benchmarks

CPU 1: Intel Xeon Silver 4309Y
CPU 2: Intel Xeon Gold 6138

PassMark - Single thread mark

CPU 1

CPU 2

2456

2107

PassMark - CPU mark

CPU 1

CPU 2

31783

42524

Name	Intel Xeon Silver 4309Y	Intel Xeon Gold 6138
PassMark - Single thread mark	2456	2107
PassMark - CPU mark	31783	42524

Compare specifications (specs)

	Intel Xeon Silver 4309Y	Intel Xeon Gold 6138
Essentials
Architecture codename	Ice Lake	Skylake
Launch date	6 Apr 2021	Q3'17
Launch price (MSRP)	$501 - $511
Place in performance rating	656	664
Processor Number	4309Y	6138
Series	3rd Generation Intel Xeon Scalable Processors	Intel® Xeon® Scalable Processors
Status	Launched	Launched
Vertical segment	Server	Server
Performance
Base frequency	2.80 GHz	2.00 GHz
L1 cache	512 KB
L2 cache	8 MB
L3 cache	12 MB
Manufacturing process technology	10 nm	14 nm
Maximum core temperature	76°C	86°C
Maximum frequency	3.60 GHz	3.70 GHz
Number of Ultra Path Interconnect (UPI) Links	2	3
Number of cores		20
Number of threads		40
Memory
Max memory channels	8	6
Maximum memory size	6 TB	768 GB
Supported memory frequency	2667 MHz	2666 MHz
Supported memory types	DDR4-2667	DDR4-2666
Compatibility
Package Size	77.5mm x 56.5mm	76.0mm x 56.5mm
Sockets supported	FCLGA4189	FCLGA3647
Thermal Design Power (TDP)	105 Watt	125 Watt
Low Halogen Options Available
Peripherals
Max number of PCIe lanes	64	48
PCI Express revision	4.0	3.0
Scalability	2S	S4S
Security & Reliability
Execute Disable Bit (EDB)
Intel® Software Guard Extensions (Intel® SGX)
Intel® Trusted Execution technology (TXT)
Mode-based Execute Control (MBE)
Intel® Run Sure Technology
Advanced Technologies
Instruction set extensions	Intel SSE4.2, Intel AVX, Intel AVX2, Intel AVX-512	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® Optane™ Memory Supported
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)