Intel Xeon E7-8894 v4 vs Intel Xeon E5640

Comparative analysis of Intel Xeon E7-8894 v4 and Intel Xeon E5640 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 E7-8894 v4

Intel Xeon E5640

Differences

Reasons to consider the Intel Xeon E7-8894 v4

20 more cores, run more applications at once: 24 vs 4
40 more threads: 48 vs 8
Around 16% higher clock speed: 3.40 GHz vs 2.93 GHz
Around 2% higher maximum core temperature: 79°C vs 77.6°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 32 nm
10.7x more maximum memory size: 3 TB vs 288 GB
Around 48% better performance in PassMark - Single thread mark: 1858 vs 1252
8.1x better performance in PassMark - CPU mark: 60496 vs 7455

Specifications (specs)
Number of cores	24 vs 4
Number of threads	48 vs 8
Maximum frequency	3.40 GHz vs 2.93 GHz
Maximum core temperature	79°C vs 77.6°C
Manufacturing process technology	14 nm vs 32 nm
Maximum memory size	3 TB vs 288 GB
Max number of CPUs in a configuration	8 vs 2
Benchmarks
PassMark - Single thread mark	1858 vs 1252
PassMark - CPU mark	60496 vs 7455

Reasons to consider the Intel Xeon E5640

2.1x lower typical power consumption: 80 Watt vs 165 Watt

Thermal Design Power (TDP)	80 Watt vs 165 Watt

Compare benchmarks

CPU 1: Intel Xeon E7-8894 v4
CPU 2: Intel Xeon E5640

PassMark - Single thread mark

CPU 1

CPU 2

1858

1252

PassMark - CPU mark

CPU 1

CPU 2

60496

7455

Name	Intel Xeon E7-8894 v4	Intel Xeon E5640
PassMark - Single thread mark	1858	1252
PassMark - CPU mark	60496	7455
Geekbench 4 - Single Core		476
Geekbench 4 - Multi-Core		2185

Compare specifications (specs)

	Intel Xeon E7-8894 v4	Intel Xeon E5640
Essentials
Architecture codename	Broadwell	Westmere EP
Launch date	Q1'17	March 2010
Place in performance rating	626	2238
Processor Number	E7-8894V4	E5640
Series	Intel® Xeon® Processor E7 v4 Family	Legacy Intel® Xeon® Processors
Status	Launched	Discontinued
Vertical segment	Server	Server
Launch price (MSRP)		$49
Price now		$59.49
Value for money (0-100)		26.06
Performance
64 bit support
Base frequency	2.40 GHz	2.66 GHz
Bus Speed	9.6 GT/s QPI	5.86 GT/s QPI
Manufacturing process technology	14 nm	32 nm
Maximum core temperature	79°C	77.6°C
Maximum frequency	3.40 GHz	2.93 GHz
Number of cores	24	4
Number of QPI Links	3	2
Number of threads	48	8
Die size		239 mm
L1 cache		64 KB (per core)
L2 cache		256 KB (per core)
L3 cache		12288 KB (shared)
Transistor count		1170 million
VID voltage range		0.750V-1.350V
Memory
Max memory channels	4	3
Maximum memory bandwidth	85 GB/s	25.6 GB/s
Maximum memory size	3 TB	288 GB
Supported memory types	DDR4-1333/1600/1866 DDR3-1066/1333/1600	DDR3 800/1066
ECC memory support
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	8	2
Package Size	45mm x 52.5mm	42.5mm X 45mm
Sockets supported	FCLGA2011	FCLGA1366
Thermal Design Power (TDP)	165 Watt	80 Watt
Peripherals
Max number of PCIe lanes	32
PCI Express revision	3.0
PCIe configurations	x4, x8, x16
Scalability	S8S
Security & Reliability
Execute Disable Bit (EDB)
Intel® OS Guard
Intel® Secure Key technology
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions	Intel® AVX2	Intel® SSE4.2
Intel 64
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® Instruction Replay Technology
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Physical Address Extensions (PAE)	46-bit	40-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)