Intel Xeon E3-1240 v6 vs Intel Xeon E5-4640

Comparative analysis of Intel Xeon E3-1240 v6 and Intel Xeon E5-4640 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Graphics image quality, 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 E3-1240 v6

Intel Xeon E5-4640

Differences

Reasons to consider the Intel Xeon E3-1240 v6

Around 46% higher clock speed: 4.10 GHz vs 2.80 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 32 nm
Around 32% lower typical power consumption: 72 Watt vs 95 Watt
Around 70% better performance in PassMark - Single thread mark: 2368 vs 1392

Specifications (specs)
Maximum frequency	4.10 GHz vs 2.80 GHz
Manufacturing process technology	14 nm vs 32 nm
Thermal Design Power (TDP)	72 Watt vs 95 Watt
Benchmarks
PassMark - Single thread mark	2368 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
6x more maximum memory size: 384 GB vs 64 GB
2.5x better performance in PassMark - CPU mark: 21374 vs 8639

Specifications (specs)
Number of cores	8 vs 4
Number of threads	16 vs 8
Maximum memory size	384 GB vs 64 GB
Max number of CPUs in a configuration	4 vs 1
Benchmarks
PassMark - CPU mark	21374 vs 8639

Compare benchmarks

CPU 1: Intel Xeon E3-1240 v6
CPU 2: Intel Xeon E5-4640

PassMark - Single thread mark

CPU 1

CPU 2

2368

1392

PassMark - CPU mark

CPU 1

CPU 2

8639

21374

Name	Intel Xeon E3-1240 v6	Intel Xeon E5-4640
PassMark - Single thread mark	2368	1392
PassMark - CPU mark	8639	21374
Geekbench 4 - Single Core	1082
Geekbench 4 - Multi-Core	3913

Compare specifications (specs)

	Intel Xeon E3-1240 v6	Intel Xeon E5-4640
Essentials
Architecture codename	Kaby Lake	Sandy Bridge EP
Launch date	Q1'17	May 2012
Place in performance rating	1312	1327
Processor Number	E3-1240V6	E5-4640
Series	Intel® Xeon® Processor E3 v6 Family	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
64 bit support
Base frequency	3.70 GHz	2.40 GHz
Bus Speed	8 GT/s DMI3	8 GT/s QPI
Manufacturing process technology	14 nm	32 nm
Maximum frequency	4.10 GHz	2.80 GHz
Number of cores	4	8
Number of threads	8	16
VID voltage range	0.55V-1.52V	0.6V-1.35V
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
Memory
Max memory channels	2	4
Maximum memory bandwidth	37.5 GB/s	51.2 GB/s
Maximum memory size	64 GB	384 GB
Supported memory types	DDR4-2400, DDR3L-1866	DDR3 800/1066/1333/1600
ECC memory support
Graphics
Intel® Clear Video HD technology
Intel® Clear Video technology
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Graphics interfaces
Number of displays supported	0
Graphics image quality
4K resolution support
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	4
Package Size	37.5mm x 37.5mm	52.5mm x 45.0mm
Sockets supported	FCLGA1151	FCLGA2011
Thermal Design Power (TDP)	72 Watt	95 Watt
Peripherals
Max number of PCIe lanes	16	40
PCI Express revision	3.0	3.0
PCIe configurations	1x16, 2x8, 1x8+2x4
Scalability	1S Only	4S Only
Security & Reliability
Execute Disable Bit (EDB)
Intel® Memory Protection Extensions (Intel® MPX)
Intel® OS Guard
Intel® Secure Key technology
Intel® Software Guard Extensions (Intel® SGX)
Intel® Trusted Execution technology (TXT)
Secure Boot
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	Intel® AVX
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Thermal Monitoring
Intel® Advanced Vector Extensions (AVX)
Intel® Demand Based Switching
Intel® Flex Memory Access
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)