Intel Xeon Gold 6238 vs Intel Xeon W-2155

Comparative analysis of Intel Xeon Gold 6238 and Intel Xeon W-2155 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, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

Intel Xeon Gold 6238

Intel Xeon W-2155

Differences

Reasons to consider the Intel Xeon Gold 6238

12 more cores, run more applications at once: 22 vs 10
24 more threads: 44 vs 20
Around 35% higher maximum core temperature: 92°C vs 68
2x more maximum memory size: 1 TB vs 512 GB
Around 36% better performance in PassMark - CPU mark: 28668 vs 21070

Specifications (specs)
Number of cores	22 vs 10
Number of threads	44 vs 20
Maximum core temperature	92°C vs 68
Maximum memory size	1 TB vs 512 GB
Benchmarks
PassMark - CPU mark	28668 vs 21070

Reasons to consider the Intel Xeon W-2155

Around 22% higher clock speed: 4.50 GHz vs 3.70 GHz
Around 39% better performance in PassMark - Single thread mark: 2607 vs 1878

Specifications (specs)
Maximum frequency	4.50 GHz vs 3.70 GHz
Benchmarks
PassMark - Single thread mark	2607 vs 1878

Compare benchmarks

CPU 1: Intel Xeon Gold 6238
CPU 2: Intel Xeon W-2155

PassMark - Single thread mark

CPU 1

CPU 2

1878

2607

PassMark - CPU mark

CPU 1

CPU 2

28668

21070

Name	Intel Xeon Gold 6238	Intel Xeon W-2155
PassMark - Single thread mark	1878	2607
PassMark - CPU mark	28668	21070
Geekbench 4 - Single Core		1104
Geekbench 4 - Multi-Core		9442

Compare specifications (specs)

	Intel Xeon Gold 6238	Intel Xeon W-2155
Essentials
Architecture codename	Cascade Lake	Skylake
Launch date	2 Apr 2019	Q3'17
Launch price (MSRP)	$2612 - $2618
Place in performance rating	952	955
Processor Number	6238	W-2155
Series	2nd Generation Intel Xeon Scalable Processors	Intel® Xeon® W Processor
Status	Launched	Launched
Vertical segment	Server	Server
Performance
Base frequency	2.10 GHz	3.30 GHz
L1 cache	1.375 MB
L2 cache	22 MB
L3 cache	30.25 MB
Manufacturing process technology	14 nm	14 nm
Maximum core temperature	92°C	68
Maximum frequency	3.70 GHz	4.50 GHz
Number of cores	22	10
Number of threads	44	20
Number of Ultra Path Interconnect (UPI) Links	3	0
64 bit support
Bus Speed		0 GT/s QPI
Number of QPI Links		0
Memory
ECC memory support
Max memory channels	6	4
Maximum memory bandwidth	131.13 GB/s	85.3 GB/s
Maximum memory size	1 TB	512 GB
Supported memory frequency	2933 MHz
Supported memory types	DDR4-2933	DDR4 1600/1866/2133/2400/2666
Compatibility
Package Size	76.0mm x 56.5mm	45mm x 52.5mm
Sockets supported	FCLGA3647	FCLGA2066
Thermal Design Power (TDP)	140 Watt	140 Watt
Low Halogen Options Available
Max number of CPUs in a configuration		1
Peripherals
Max number of PCIe lanes	48	48
PCI Express revision	3.0	3.0
Scalability	4S	1S Only
PCIe configurations		x4, x8, x16
Security & Reliability
Execute Disable Bit (EDB)
Intel® Run Sure Technology
Intel® Trusted Execution technology (TXT)
Mode-based Execute Control (MBE)
Intel® Identity Protection technology
Intel® Memory Protection Extensions (Intel® MPX)
Intel® OS Guard
Intel® Secure Key technology
Intel® Software Guard Extensions (Intel® SGX)
Secure Boot
Advanced Technologies
Enhanced Intel SpeedStep® technology
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
Idle States
Intel® Demand Based Switching
Intel® Flex Memory Access
Intel® Optane™ Memory Supported
Intel® TSX-NI
Intel® vPro™ Platform Eligibility
Physical Address Extensions (PAE)		46-bit
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)