Intel Xeon E5-4640 v3 vs AMD Opteron 6348

Comparative analysis of Intel Xeon E5-4640 v3 and AMD Opteron 6348 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.

Intel Xeon E5-4640 v3

AMD Opteron 6348

Differences

Reasons to consider the Intel Xeon E5-4640 v3

12 more threads: 24 vs 12
Around 10% higher maximum core temperature: 77.6°C vs 70.40°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 22 nm vs 32 nm
Around 10% lower typical power consumption: 105 Watt vs 115 Watt
Around 13% better performance in PassMark - Single thread mark: 1514 vs 1344

Specifications (specs)
Number of threads	24 vs 12
Maximum core temperature	77.6°C vs 70.40°C
Manufacturing process technology	22 nm vs 32 nm
Thermal Design Power (TDP)	105 Watt vs 115 Watt
Benchmarks
PassMark - Single thread mark	1514 vs 1344

Reasons to consider the AMD Opteron 6348

Around 31% higher clock speed: 3.4 GHz vs 2.60 GHz
Around 30% better performance in PassMark - CPU mark: 13470 vs 10372

Specifications (specs)
Maximum frequency	3.4 GHz vs 2.60 GHz
Benchmarks
PassMark - CPU mark	13470 vs 10372

Compare benchmarks

CPU 1: Intel Xeon E5-4640 v3
CPU 2: AMD Opteron 6348

PassMark - Single thread mark

CPU 1

CPU 2

1514

1344

PassMark - CPU mark

CPU 1

CPU 2

10372

13470

Name	Intel Xeon E5-4640 v3	AMD Opteron 6348
PassMark - Single thread mark	1514	1344
PassMark - CPU mark	10372	13470

Compare specifications (specs)

	Intel Xeon E5-4640 v3	AMD Opteron 6348
Essentials
Architecture codename	Haswell	Abu Dhabi
Launch date	Q2'15	November 2012
Place in performance rating	1484	1550
Processor Number	E5-4640V3
Series	Intel® Xeon® Processor E5 v3 Family	AMD Opteron 6300 Series Processor
Status	Launched
Vertical segment	Server	Server
Family		AMD Opteron
OPN Tray		OS6348WKTCGHK
Performance
64 bit support
Base frequency	1.90 GHz	2.8 GHz
Bus Speed	8 GT/s QPI
Manufacturing process technology	22 nm	32 nm
Maximum core temperature	77.6°C	70.40°C
Maximum frequency	2.60 GHz	3.4 GHz
Number of cores	12	12
Number of QPI Links	2
Number of threads	24	12
Die size		315 mm
L1 cache		576 KB
L2 cache		12 MB
L3 cache		16 MB
Transistor count		2400 million
Unlocked
Memory
Max memory channels	4
Maximum memory bandwidth	68 GB/s
Maximum memory size	768 GB
Supported memory types	DDR4	DDR3
Supported memory frequency		2000 MHz
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	4	4
Package Size	52.5mm x 51mm
Sockets supported	FCLGA2011-3	G34
Thermal Design Power (TDP)	105 Watt	115 Watt
Peripherals
Max number of PCIe lanes	40
PCI Express revision	3.0
PCIe configurations	x4, x8, x16
Scalability	4S
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 64
Intel® AES New Instructions
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® Instruction Replay Technology
Intel® TSX-NI
Intel® Turbo Boost technology
Physical Address Extensions (PAE)	46-bit
Thermal Monitoring
Fused Multiply-Add (FMA)
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)
AMD Virtualization (AMD-V™)