Intel Xeon W-2255 vs Intel Xeon Gold 6138

Comparative analysis of Intel Xeon W-2255 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 W-2255

Intel Xeon Gold 6138

Differences

Reasons to consider the Intel Xeon W-2255

Around 22% higher clock speed: 4.50 GHz vs 3.70 GHz
Around 33% higher maximum memory size: 1 TB vs 768 GB
Around 30% better performance in PassMark - Single thread mark: 2708 vs 2081

Specifications (specs)
Maximum frequency	4.50 GHz vs 3.70 GHz
Maximum memory size	1 TB vs 768 GB
Benchmarks
PassMark - Single thread mark	2708 vs 2081

Reasons to consider the Intel Xeon Gold 6138

10 more cores, run more applications at once: 20 vs 10
20 more threads: 40 vs 20
Around 39% higher maximum core temperature: 86°C vs 62°C
Around 32% lower typical power consumption: 125 Watt vs 165 Watt
Around 89% better performance in PassMark - CPU mark: 42367 vs 22394

Specifications (specs)
Number of cores	20 vs 10
Number of threads	40 vs 20
Maximum core temperature	86°C vs 62°C
Thermal Design Power (TDP)	125 Watt vs 165 Watt
Benchmarks
PassMark - CPU mark	42367 vs 22394

Compare benchmarks

CPU 1: Intel Xeon W-2255
CPU 2: Intel Xeon Gold 6138

PassMark - Single thread mark

CPU 1

CPU 2

2708

2081

PassMark - CPU mark

CPU 1

CPU 2

22394

42367

Name	Intel Xeon W-2255	Intel Xeon Gold 6138
PassMark - Single thread mark	2708	2081
PassMark - CPU mark	22394	42367

Compare specifications (specs)

	Intel Xeon W-2255	Intel Xeon Gold 6138
Essentials
Architecture codename	Cascade Lake	Skylake
Launch date	7 Oct 2019	Q3'17
Launch price (MSRP)	$778
Place in performance rating	675	678
Processor Number	W-2255	6138
Series	Intel Xeon W Processor	Intel® Xeon® Scalable Processors
Status	Launched	Launched
Vertical segment	Workstation	Server
Performance
64 bit support
Base frequency	3.70 GHz	2.00 GHz
Bus Speed	8 GT/s
L1 cache	640 KB
L2 cache	10 MB
L3 cache	19.25 MB
Manufacturing process technology	14 nm	14 nm
Maximum core temperature	62°C	86°C
Maximum frequency	4.50 GHz	3.70 GHz
Number of cores	10	20
Number of QPI Links	0
Number of threads	20	40
Number of Ultra Path Interconnect (UPI) Links	0	3
Memory
Max memory channels	4	6
Maximum memory bandwidth	93.85 GB/s
Maximum memory size	1 TB	768 GB
Supported memory types	DDR4 2933	DDR4-2666
Supported memory frequency		2666 MHz
Compatibility
Max number of CPUs in a configuration	1
Package Size	45mm x 52.5mm	76.0mm x 56.5mm
Sockets supported	FCLGA2066	FCLGA3647
Thermal Design Power (TDP)	165 Watt	125 Watt
Low Halogen Options Available
Peripherals
Max number of PCIe lanes	48	48
PCI Express revision	3.0	3.0
PCIe configurations	x4, x8, x16
Scalability	1S Only	S4S
Security & Reliability
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® Memory Protection Extensions (Intel® MPX)
Intel® OS Guard
Intel® Secure Key technology
Intel® Software Guard Extensions (Intel® SGX)
Intel® Trusted Execution technology (TXT)
Secure Boot
Intel® Run Sure Technology
Mode-based Execute Control (MBE)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions	Intel SSE4.2, Intel AVX, Intel AVX2, Intel AVX-512	Intel® AVX-512
Intel 64
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® Turbo Boost technology
Intel® Volume Management Device (VMD)
Intel® vPro™ Platform Eligibility
Number of AVX-512 FMA Units	2	2
Physical Address Extensions (PAE)	46-bit
Speed Shift technology
Thermal Monitoring
Intel® TSX-NI
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)