Intel Xeon W-11855M vs Intel Xeon E5-2658A v3

Comparative analysis of Intel Xeon W-11855M and Intel Xeon E5-2658A v3 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Graphics image quality, Graphics API support, 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 W-11855M

Intel Xeon E5-2658A v3

Differences

Reasons to consider the Intel Xeon W-11855M

Around 69% higher clock speed: 4.90 GHz vs 2.90 GHz
Around 10% higher maximum core temperature: 100°C vs 91
A newer manufacturing process allows for a more powerful, yet cooler running processor: 10 nm SuperFin vs 22 nm
Around 93% better performance in PassMark - Single thread mark: 3256 vs 1688
Around 22% better performance in PassMark - CPU mark: 18160 vs 14879

Specifications (specs)
Maximum frequency	4.90 GHz vs 2.90 GHz
Maximum core temperature	100°C vs 91
Manufacturing process technology	10 nm SuperFin vs 22 nm
Benchmarks
PassMark - Single thread mark	3256 vs 1688
PassMark - CPU mark	18160 vs 14879

Reasons to consider the Intel Xeon E5-2658A v3

6 more cores, run more applications at once: 12 vs 6
12 more threads: 24 vs 12
6x more maximum memory size: 768 GB vs 128 GB

Number of cores	12 vs 6
Number of threads	24 vs 12
Maximum memory size	768 GB vs 128 GB
Max number of CPUs in a configuration	2 vs 1

Compare benchmarks

CPU 1: Intel Xeon W-11855M
CPU 2: Intel Xeon E5-2658A v3

PassMark - Single thread mark

CPU 1

CPU 2

3256

1688

PassMark - CPU mark

CPU 1

CPU 2

18160

14879

Name	Intel Xeon W-11855M	Intel Xeon E5-2658A v3
PassMark - Single thread mark	3256	1688
PassMark - CPU mark	18160	14879
Geekbench 4 - Single Core		2959
Geekbench 4 - Multi-Core		20447

Compare specifications (specs)

	Intel Xeon W-11855M	Intel Xeon E5-2658A v3
Essentials
Architecture codename	Tiger Lake	Haswell
Launch date	11 May 2021	Q1'15
Launch price (MSRP)	$450
Place in performance rating	485	503
Processor Number	W-11855M	E5-2658AV3
Series	Intel Xeon W Processor	Intel® Xeon® Processor E5 v3 Family
Status	Launched	Launched
Vertical segment	Mobile	Embedded
Performance
64 bit support
Bus Speed	8 GT/s	9.6 GT/s QPI
L1 cache	480 KB
L2 cache	7.5 MB
L3 cache	18 MB
Manufacturing process technology	10 nm SuperFin	22 nm
Maximum core temperature	100°C	91
Maximum frequency	4.90 GHz	2.90 GHz
Number of cores	6	12
Number of threads	12	24
Base frequency		2.20 GHz
Number of QPI Links		2
VID voltage range		0.65V–1.30V
Memory
Max memory channels	2	4
Maximum memory bandwidth	51.2 GB/s	68 GB/s
Maximum memory size	128 GB	768 GB
Supported memory types	Up to 3200 MT/s	DDR4 1600/1866/2133
Graphics
Device ID	0x9A70
Execution Units	32
Graphics base frequency	350 MHz
Graphics max dynamic frequency	1.45 GHz
Intel® Quick Sync Video
Processor graphics	Intel UHD Graphics for 11th Gen Intel Processors
Graphics interfaces
Number of displays supported	4
Graphics image quality
Max resolution over DisplayPort	7680x4320@60Hz
Max resolution over eDP	4096x2304@60Hz
Graphics API support
DirectX	12.1
OpenGL	4.6
Compatibility
Configurable TDP-down	35 Watt
Configurable TDP-down Frequency	2.60 GHz
Configurable TDP-up	45 Watt
Configurable TDP-up Frequency	3.20 GHz
Max number of CPUs in a configuration	1	2
Package Size	50 x 26.5	52.5mm x 45mm
Sockets supported	FCBGA1787	FCLGA2011-3
Low Halogen Options Available
Thermal Design Power (TDP)		105 Watt
Peripherals
Max number of PCIe lanes	20	40
PCIe configurations	Up to 1x16+1x4, 2x8+1x4, 1x8+3x4	x4, x8, x16
PCI Express revision		3.0
Scalability		2S
Security & Reliability
Intel® OS Guard
Intel® Secure Key technology
Intel® Software Guard Extensions (Intel® SGX)
Intel® Trusted Execution technology (TXT)
Mode-based Execute Control (MBE)
Secure Boot
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Advanced Technologies
Instruction set extensions	Intel SSE4.1, Intel SSE4.2, Intel AVX2, Intel AVX-512	Intel® AVX2
Intel® AES New Instructions
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® Stable Image Platform Program (SIPP)
Intel® Volume Management Device (VMD)
Speed Shift technology
Thermal Monitoring
Enhanced Intel SpeedStep® technology
Idle States
Intel 64
Intel® Demand Based Switching
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Physical Address Extensions (PAE)		46-bit
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)