Intel Xeon Gold 6338 vs Intel Xeon E5-2651 v2

Comparative analysis of Intel Xeon Gold 6338 and Intel Xeon E5-2651 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, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

Intel Xeon Gold 6338

Intel Xeon E5-2651 v2

Differences

Reasons to consider the Intel Xeon Gold 6338

20 more cores, run more applications at once: 32 vs 12
40 more threads: 64 vs 24
A newer manufacturing process allows for a more powerful, yet cooler running processor: 10 nm vs 22 nm
Around 60% more L3 cache; more data can be stored in the L3 cache for quick access later
8192x more maximum memory size: 6 TB vs 768 GB (per socket)

Number of cores	32 vs 12
Number of threads	64 vs 24
Manufacturing process technology	10 nm vs 22 nm
L3 cache	48 MB vs 30 MB
Maximum memory size	6 TB vs 768 GB (per socket)

Compare benchmarks

CPU 1: Intel Xeon Gold 6338
CPU 2: Intel Xeon E5-2651 v2

Name	Intel Xeon Gold 6338	Intel Xeon E5-2651 v2
PassMark - Single thread mark	2185
PassMark - CPU mark	68563
Geekbench 4 - Single Core		2030
Geekbench 4 - Multi-Core		18071

Compare specifications (specs)

	Intel Xeon Gold 6338	Intel Xeon E5-2651 v2
Essentials
Architecture codename	Ice Lake	Ivy Bridge-EP
Launch date	Q2'21	November 2013
Launch price (MSRP)	$2990
Place in performance rating	311	327
Processor Number	6338	E5-2651 v2
Series	3rd Generation Intel Xeon Scalable Processors
Vertical segment	Server	Server
Family		Intel Xeon E5-2600 v2
Performance
Base frequency	2.00 GHz	1800 MHz
L3 cache	48 MB	30 MB
Manufacturing process technology	10 nm	22 nm
Maximum core temperature	81°C
Maximum frequency	3.20 GHz
Number of cores	32	12
Number of threads	64	24
64 bit support
Bus Speed		5 GT/s DMI
L1 cache		768 KB
L2 cache		3 MB
Memory
Max memory channels	8	4
Maximum memory size	6 TB	768 GB (per socket)
Supported memory frequency	3200 MHz
Supported memory types	DDR4-3200	DDR3
ECC memory support
Compatibility
Package Size	77.5mm x 56.5mm
Sockets supported	FCLGA4189	LGA2011
Thermal Design Power (TDP)	205 Watt
Max number of CPUs in a configuration		2
Peripherals
Max number of PCIe lanes	64
PCI Express revision	4.0	3.0
Scalability	2S
Security & Reliability
Execute Disable Bit (EDB)
Intel® Run Sure Technology
Intel® Software Guard Extensions (Intel® SGX)
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Instruction set extensions	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
Speed Shift technology
Enhanced Intel SpeedStep® technology
Intel® Advanced Vector Extensions (AVX)
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)