Intel Xeon Gold 5122 vs Intel Xeon E5-4640

Comparative analysis of Intel Xeon Gold 5122 and Intel Xeon E5-4640 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 5122

Intel Xeon E5-4640

Differences

Reasons to consider the Intel Xeon Gold 5122

Around 32% higher clock speed: 3.70 GHz vs 2.80 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 32 nm
2x more maximum memory size: 768 GB vs 384 GB
Around 59% better performance in PassMark - Single thread mark: 2208 vs 1392

Specifications (specs)
Maximum frequency	3.70 GHz vs 2.80 GHz
Manufacturing process technology	14 nm vs 32 nm
Maximum memory size	768 GB vs 384 GB
Benchmarks
PassMark - Single thread mark	2208 vs 1392

Reasons to consider the Intel Xeon E5-4640

4 more cores, run more applications at once: 8 vs 4
8 more threads: 16 vs 8
Around 11% lower typical power consumption: 95 Watt vs 105 Watt
Around 30% better performance in PassMark - CPU mark: 21374 vs 16453

Specifications (specs)
Number of cores	8 vs 4
Number of threads	16 vs 8
Thermal Design Power (TDP)	95 Watt vs 105 Watt
Benchmarks
PassMark - CPU mark	21374 vs 16453

Compare benchmarks

CPU 1: Intel Xeon Gold 5122
CPU 2: Intel Xeon E5-4640

PassMark - Single thread mark

CPU 1

CPU 2

2208

1392

PassMark - CPU mark

CPU 1

CPU 2

16453

21374

Name	Intel Xeon Gold 5122	Intel Xeon E5-4640
PassMark - Single thread mark	2208	1392
PassMark - CPU mark	16453	21374
Geekbench 4 - Single Core	910
Geekbench 4 - Multi-Core	3943

Compare specifications (specs)

	Intel Xeon Gold 5122	Intel Xeon E5-4640
Essentials
Architecture codename	Skylake	Sandy Bridge EP
Launch date	Q3'17	May 2012
Place in performance rating	1334	1327
Processor Number	5122	E5-4640
Series	Intel® Xeon® Scalable Processors	Intel® Xeon® Processor E5 Family
Status	Launched	Discontinued
Vertical segment	Server	Server
Launch price (MSRP)		$2,730
Price now		$2,730
Value for money (0-100)		1.14
Performance
Base frequency	3.60 GHz	2.40 GHz
Manufacturing process technology	14 nm	32 nm
Maximum core temperature	71°C
Maximum frequency	3.70 GHz	2.80 GHz
Number of cores	4	8
Number of threads	8	16
Number of Ultra Path Interconnect (UPI) Links	2
64 bit support
Bus Speed		8 GT/s QPI
Die size		435 mm
L1 cache		64 KB (per core)
L2 cache		256 KB (per core)
L3 cache		20480 KB (shared)
Number of QPI Links		2
Transistor count		2270 million
VID voltage range		0.6V-1.35V
Memory
Max memory channels	6	4
Maximum memory size	768 GB	384 GB
Supported memory frequency	2666 MHz
Supported memory types	DDR4-2666	DDR3 800/1066/1333/1600
ECC memory support
Maximum memory bandwidth		51.2 GB/s
Compatibility
Low Halogen Options Available
Package Size	76.0mm x 56.5mm	52.5mm x 45.0mm
Sockets supported	FCLGA3647	FCLGA2011
Thermal Design Power (TDP)	105 Watt	95 Watt
Max number of CPUs in a configuration		4
Peripherals
Max number of PCIe lanes	48	40
PCI Express revision	3.0	3.0
Scalability	S4S	4S Only
Security & Reliability
Execute Disable Bit (EDB)
Intel® Run Sure Technology
Intel® Trusted Execution technology (TXT)
Mode-based Execute Control (MBE)
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® Advanced Vector Extensions (AVX)
Intel® Demand Based Switching
Intel® Flex Memory Access
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)