Intel Xeon E7-4850 vs Intel Xeon E5-2420

Comparative analysis of Intel Xeon E7-4850 and Intel Xeon E5-2420 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 E7-4850

Intel Xeon E5-2420

Differences

Reasons to consider the Intel Xeon E7-4850

4 more cores, run more applications at once: 10 vs 6
8 more threads: 20 vs 12
5.3x more maximum memory size: 2 TB vs 384 GB
3.1x better performance in PassMark - CPU mark: 9571 vs 3065

Specifications (specs)
Number of cores	10 vs 6
Number of threads	20 vs 12
Maximum memory size	2 TB vs 384 GB
Max number of CPUs in a configuration	4 vs 2
Benchmarks
PassMark - CPU mark	9571 vs 3065

Reasons to consider the Intel Xeon E5-2420

Around 37% lower typical power consumption: 95 Watt vs 130 Watt
Around 58% better performance in PassMark - Single thread mark: 1108 vs 703

Specifications (specs)
Thermal Design Power (TDP)	95 Watt vs 130 Watt
Benchmarks
PassMark - Single thread mark	1108 vs 703

Compare benchmarks

CPU 1: Intel Xeon E7-4850
CPU 2: Intel Xeon E5-2420

PassMark - Single thread mark

CPU 1

CPU 2

703

1108

PassMark - CPU mark

CPU 1

CPU 2

9571

3065

Name	Intel Xeon E7-4850	Intel Xeon E5-2420
PassMark - Single thread mark	703	1108
PassMark - CPU mark	9571	3065
Geekbench 4 - Single Core		454
Geekbench 4 - Multi-Core		2647

Compare specifications (specs)

	Intel Xeon E7-4850	Intel Xeon E5-2420
Essentials
Architecture codename	Westmere EX	Sandy Bridge EN
Launch date	Q2'11	May 2012
Place in performance rating	2312	2342
Processor Number	E7-4850	E5-2420
Series	Intel® Xeon® Processor E7 Family	Intel® Xeon® Processor E5 Family
Status	Discontinued	Discontinued
Vertical segment	Server	Server
Launch price (MSRP)		$390
Price now		$390.02
Value for money (0-100)		5.32
Performance
64 bit support
Base frequency	2.00 GHz	1.90 GHz
Bus Speed	6.4 GT/s QPI	7.2 GT/s QPI
Manufacturing process technology	32 nm	32 nm
Maximum core temperature	69°C
Maximum frequency	2.40 GHz	2.40 GHz
Number of cores	10	6
Number of threads	20	12
Die size		294 mm
L1 cache		64 KB (per core)
L2 cache		256 KB (per core)
L3 cache		15360 KB (shared)
Number of QPI Links		1
Transistor count		1270 million
VID voltage range		0.6V-1.35V
Memory
Max memory channels	4	3
Maximum memory size	2 TB	384 GB
Supported memory types	DDR3 800/978/1066/1333 (Max Speed 1066 MHz)	DDR3 800/1066/1333
ECC memory support
Maximum memory bandwidth		32 GB/s
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	4	2
Package Size	49.17mm x 56.47mm	45mm x 42.5mm
Sockets supported	LGA1567	FCLGA1356
Thermal Design Power (TDP)	130 Watt	95 Watt
Peripherals
Scalability	S4S	2S Only
Max number of PCIe lanes		24
PCI Express revision		3.0
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Intel® Identity Protection technology
Advanced Technologies
Enhanced Intel SpeedStep® technology
Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2	Intel® AVX
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Thermal Monitoring
Idle States
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)