Intel Xeon E5-4657L v2 vs Intel Core i7-3930K

Comparative analysis of Intel Xeon E5-4657L v2 and Intel Core i7-3930K 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, 3DMark Fire Strike - Physics Score, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s).

Intel Xeon E5-4657L v2

Intel Core i7-3930K

Differences

Reasons to consider the Intel Xeon E5-4657L v2

6 more cores, run more applications at once: 12 vs 6
12 more threads: 24 vs 12
Around 21% higher maximum core temperature: 81°C vs 66.8°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 22 nm vs 32 nm
12x more maximum memory size: 768 GB vs 64.23 GB
Around 13% lower typical power consumption: 115 Watt vs 130 Watt
2.6x better performance in PassMark - CPU mark: 21548 vs 8205

Specifications (specs)
Number of cores	12 vs 6
Number of threads	24 vs 12
Maximum core temperature	81°C vs 66.8°C
Manufacturing process technology	22 nm vs 32 nm
Maximum memory size	768 GB vs 64.23 GB
Max number of CPUs in a configuration	4 vs 1
Thermal Design Power (TDP)	115 Watt vs 130 Watt
Benchmarks
PassMark - CPU mark	21548 vs 8205

Reasons to consider the Intel Core i7-3930K

Processor is unlocked, an unlocked multiplier allows for easier overclocking
Around 31% higher clock speed: 3.80 GHz vs 2.90 GHz
Around 35% better performance in PassMark - Single thread mark: 1742 vs 1291

Specifications (specs)
Unlocked	Unlocked vs Locked
Maximum frequency	3.80 GHz vs 2.90 GHz
Benchmarks
PassMark - Single thread mark	1742 vs 1291

Compare benchmarks

CPU 1: Intel Xeon E5-4657L v2
CPU 2: Intel Core i7-3930K

PassMark - Single thread mark

CPU 1

CPU 2

1291

1742

PassMark - CPU mark

CPU 1

CPU 2

21548

8205

Name	Intel Xeon E5-4657L v2	Intel Core i7-3930K
PassMark - Single thread mark	1291	1742
PassMark - CPU mark	21548	8205
Geekbench 4 - Single Core		787
Geekbench 4 - Multi-Core		4610
3DMark Fire Strike - Physics Score		5049
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		6.321
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		65.02
CompuBench 1.5 Desktop - T-Rex (Frames/s)		0.735
CompuBench 1.5 Desktop - Video Composition (Frames/s)		3.141
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		7.34

Compare specifications (specs)

	Intel Xeon E5-4657L v2	Intel Core i7-3930K
Essentials
Architecture codename	Ivy Bridge EP	Sandy Bridge E
Launch date	Q1'14	November 2011
Place in performance rating	1468	2055
Processor Number	E5-4657LV2	i7-3930K
Series	Intel® Xeon® Processor E5 v2 Family	Intel® Core™ X-series Processors
Status	Launched	Discontinued
Vertical segment	Server	Desktop
Launch price (MSRP)		$611
Price now		$397.99
Value for money (0-100)		8.88
Performance
64 bit support
Base frequency	2.40 GHz	3.20 GHz
Bus Speed	8 GT/s QPI	5 GT/s DMI2
Manufacturing process technology	22 nm	32 nm
Maximum core temperature	81°C	66.8°C
Maximum frequency	2.90 GHz	3.80 GHz
Number of cores	12	6
Number of QPI Links	2
Number of threads	24	12
VID voltage range	0.65-1.30V	0.600-1.350V
Die size		435 mm
L1 cache		64 KB (per core)
L2 cache		256 KB (per core)
L3 cache		12288 KB (shared)
Maximum case temperature (TCase)		67 °C
Transistor count		2270 million
Unlocked
Memory
Max memory channels	4	4
Maximum memory bandwidth	59.7 GB/s	51.2 GB/s
Maximum memory size	768 GB	64.23 GB
Supported memory types	DDR3 800/1066/1333/1600/1866	DDR3 1066/1333/1600
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	4	1
Package Size	52.5 mm x 51 mm	52.5mm x 45.0mm
Sockets supported	FCLGA2011	FCLGA2011
Thermal Design Power (TDP)	115 Watt	130 Watt
Peripherals
Max number of PCIe lanes	40	40
PCI Express revision	3.0	2.0
PCIe configurations	x4, x8, x16
Scalability	4S Only
Security & Reliability
Execute Disable Bit (EDB)
Intel® OS Guard
Intel® Secure Key technology
Intel® Trusted Execution technology (TXT)
Intel® Identity Protection technology
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions	Intel® AVX	Intel® SSE4.2, Intel® AVX
Intel 64
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® TSX-NI
Intel® Turbo Boost technology
Physical Address Extensions (PAE)	46-bit
Thermal Monitoring
Intel® Advanced Vector Extensions (AVX)
Intel® Smart Response technology
Intel® vPro™ Platform Eligibility
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)