Intel Xeon Platinum 8268 vs Intel Xeon E5-2643 v2

Comparative analysis of Intel Xeon Platinum 8268 and Intel Xeon E5-2643 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 Platinum 8268

Intel Xeon E5-2643 v2

Differences

Reasons to consider the Intel Xeon Platinum 8268

CPU is newer: launch date 5 year(s) 7 month(s) later
18 more cores, run more applications at once: 24 vs 6
36 more threads: 48 vs 12
Around 3% higher clock speed: 3.90 GHz vs 3.80 GHz
Around 14% higher maximum core temperature: 84°C vs 74°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 22 nm
4x more L1 cache, more data can be stored in the L1 cache for quick access later
16x more L2 cache, more data can be stored in the L2 cache for quick access later
2.4x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 33% higher maximum memory size: 1 TB vs 768 GB
Around 17% better performance in PassMark - Single thread mark: 2323 vs 1978
3.4x better performance in PassMark - CPU mark: 59193 vs 17175

Specifications (specs)
Launch date	2 Apr 2019 vs September 2013
Number of cores	24 vs 6
Number of threads	48 vs 12
Maximum frequency	3.90 GHz vs 3.80 GHz
Maximum core temperature	84°C vs 74°C
Manufacturing process technology	14 nm vs 22 nm
L1 cache	1.5 MB vs 64 KB (per core)
L2 cache	24 MB vs 256 KB (per core)
L3 cache	35.75 MB vs 15360 KB (shared)
Maximum memory size	1 TB vs 768 GB
Max number of CPUs in a configuration	8 vs 2
Benchmarks
PassMark - Single thread mark	2323 vs 1978
PassMark - CPU mark	59193 vs 17175

Reasons to consider the Intel Xeon E5-2643 v2

Around 58% lower typical power consumption: 130 Watt vs 205 Watt

Thermal Design Power (TDP)	130 Watt vs 205 Watt

Compare benchmarks

CPU 1: Intel Xeon Platinum 8268
CPU 2: Intel Xeon E5-2643 v2

PassMark - Single thread mark

CPU 1

CPU 2

2323

1978

PassMark - CPU mark

CPU 1

CPU 2

59193

17175

Name	Intel Xeon Platinum 8268	Intel Xeon E5-2643 v2
PassMark - Single thread mark	2323	1978
PassMark - CPU mark	59193	17175
Geekbench 4 - Single Core		3641
Geekbench 4 - Multi-Core		18673

Compare specifications (specs)

	Intel Xeon Platinum 8268	Intel Xeon E5-2643 v2
Essentials
Architecture codename	Cascade Lake	Ivy Bridge EP
Launch date	2 Apr 2019	September 2013
Launch price (MSRP)	$6302	$2,200
Place in performance rating	362	356
Processor Number	8268	E5-2643V2
Series	2nd Generation Intel Xeon Scalable Processors	Intel® Xeon® Processor E5 v2 Family
Status	Launched	Launched
Vertical segment	Server	Server
Price now		$2,641.75
Value for money (0-100)		1.43
Performance
Base frequency	2.90 GHz	3.50 GHz
L1 cache	1.5 MB	64 KB (per core)
L2 cache	24 MB	256 KB (per core)
L3 cache	35.75 MB	15360 KB (shared)
Manufacturing process technology	14 nm	22 nm
Maximum core temperature	84°C	74°C
Maximum frequency	3.90 GHz	3.80 GHz
Number of cores	24	6
Number of threads	48	12
Number of Ultra Path Interconnect (UPI) Links	3
64 bit support
Bus Speed		8 GT/s QPI
Die size		160 mm
Number of QPI Links		2
Transistor count		1400 million
VID voltage range		0.65–1.30V
Memory
ECC memory support
Max memory channels	6	4
Maximum memory bandwidth	131.13 GB/s	59.7 GB/s
Maximum memory size	1 TB	768 GB
Supported memory frequency	2933 MHz
Supported memory types	DDR4-2933	DDR3 800/1066/1333/1600/1866
Compatibility
Max number of CPUs in a configuration	8	2
Package Size	76.0mm x 56.5mm	52.5mm x 45mm
Sockets supported	FCLGA3647	FCLGA2011
Thermal Design Power (TDP)	205 Watt	130 Watt
Low Halogen Options Available
Peripherals
Max number of PCIe lanes	48	40
PCI Express revision	3.0	3.0
PCIe configurations	1x16, x8, x4	x4, x8, x16
Scalability	S8S	2S Only
Security & Reliability
Execute Disable Bit (EDB)
Intel® Run Sure Technology
Intel® Trusted Execution technology (TXT)
Mode-based Execute Control (MBE)
Intel® Identity Protection technology
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® 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
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)