Intel Xeon Gold 6138T vs Intel Xeon E7-8857 v2

Comparative analysis of Intel Xeon Gold 6138T and Intel Xeon E7-8857 v2 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 Gold 6138T

Intel Xeon E7-8857 v2

Differences

Reasons to consider the Intel Xeon Gold 6138T

8 more cores, run more applications at once: 20 vs 12
28 more threads: 40 vs 12
Around 3% higher clock speed: 3.70 GHz vs 3.60 GHz
Around 29% higher maximum core temperature: 94°C vs 73°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 22 nm
Around 4% lower typical power consumption: 125 Watt vs 130 Watt
Around 1% better performance in PassMark - CPU mark: 36497 vs 36304

Specifications (specs)
Number of cores	20 vs 12
Number of threads	40 vs 12
Maximum frequency	3.70 GHz vs 3.60 GHz
Maximum core temperature	94°C vs 73°C
Manufacturing process technology	14 nm vs 22 nm
Thermal Design Power (TDP)	125 Watt vs 130 Watt
Benchmarks
PassMark - CPU mark	36497 vs 36304

Reasons to consider the Intel Xeon E7-8857 v2

2x more maximum memory size: 1.5 TB vs 768 GB
Around 1% better performance in PassMark - Single thread mark: 1935 vs 1915

Specifications (specs)
Maximum memory size	1.5 TB vs 768 GB
Benchmarks
PassMark - Single thread mark	1935 vs 1915

Compare benchmarks

CPU 1: Intel Xeon Gold 6138T
CPU 2: Intel Xeon E7-8857 v2

PassMark - Single thread mark

CPU 1

CPU 2

1915

1935

PassMark - CPU mark

CPU 1

CPU 2

36497

36304

Name	Intel Xeon Gold 6138T	Intel Xeon E7-8857 v2
PassMark - Single thread mark	1915	1935
PassMark - CPU mark	36497	36304

Compare specifications (specs)

	Intel Xeon Gold 6138T	Intel Xeon E7-8857 v2
Essentials
Architecture codename	Skylake	Ivy Bridge
Launch date	Q3'17	Q1'14
Place in performance rating	824	817
Processor Number	6138T	E7-8857V2
Series	Intel® Xeon® Scalable Processors	Intel® Xeon® Processor E7 v2 Family
Status	Launched	Launched
Vertical segment	Server	Server
Performance
Base frequency	2.00 GHz	3.00 GHz
Manufacturing process technology	14 nm	22 nm
Maximum core temperature	94°C	73°C
Maximum frequency	3.70 GHz	3.60 GHz
Number of cores	20	12
Number of threads	40	12
Number of Ultra Path Interconnect (UPI) Links	3
64 bit support
Bus Speed		8 GT/s QPI
Number of QPI Links		3
Memory
Max memory channels	6	4
Maximum memory size	768 GB	1.5 TB
Supported memory frequency	2666 MHz
Supported memory types	DDR4-2666	DDR3 1066/1333/1600
Maximum memory bandwidth		85 GB/s
Compatibility
Low Halogen Options Available
Package Size	76.0mm x 56.5mm	52mm x 45mm
Sockets supported	FCLGA3647	FCLGA2011
Thermal Design Power (TDP)	125 Watt	130 Watt
Max number of CPUs in a configuration		8
Peripherals
Max number of PCIe lanes	48	32
PCI Express revision	3.0	3.0
Scalability	S4S	S8S
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® OS Guard
Intel® Secure Key technology
Advanced Technologies
Enhanced Intel SpeedStep® technology
Instruction set extensions	Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512	Intel® AVX
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® Volume Management Device (VMD)
Intel® vPro™ Platform Eligibility
Number of AVX-512 FMA Units	2
Speed Shift technology
Idle States
Intel® Instruction Replay Technology
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)