Intel Xeon E5-2407 vs Intel Xeon E5540

Comparative analysis of Intel Xeon E5-2407 and Intel Xeon E5540 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 E5-2407

Intel Xeon E5540

Differences

Reasons to consider the Intel Xeon E5-2407

CPU is newer: launch date 3 year(s) 2 month(s) later
A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 45 nm
Around 25% more L3 cache; more data can be stored in the L3 cache for quick access later
2.7x more maximum memory size: 384 GB vs 144 GB
Around 13% better performance in PassMark - CPU mark: 5394 vs 4793
Around 8% better performance in Geekbench 4 - Single Core: 412 vs 383

Specifications (specs)
Launch date	May 2012 vs March 2009
Manufacturing process technology	32 nm vs 45 nm
L3 cache	10240 KB (shared) vs 8192 KB (shared)
Maximum memory size	384 GB vs 144 GB
Benchmarks
PassMark - CPU mark	5394 vs 4793
Geekbench 4 - Single Core	412 vs 383
Geekbench 4 - Multi-Core	1602 vs 1596

Reasons to consider the Intel Xeon E5540

4 more threads: 8 vs 4
Around 27% higher clock speed: 2.80 GHz vs 2.2 GHz
Around 6% better performance in PassMark - Single thread mark: 1104 vs 1041

Specifications (specs)
Number of threads	8 vs 4
Maximum frequency	2.80 GHz vs 2.2 GHz
Benchmarks
PassMark - Single thread mark	1104 vs 1041

Compare benchmarks

CPU 1: Intel Xeon E5-2407
CPU 2: Intel Xeon E5540

PassMark - Single thread mark

CPU 1

CPU 2

1041

1104

PassMark - CPU mark

CPU 1

CPU 2

5394

4793

Geekbench 4 - Single Core

CPU 1

CPU 2

412

383

Geekbench 4 - Multi-Core

CPU 1

CPU 2

1602

1596

Name	Intel Xeon E5-2407	Intel Xeon E5540
PassMark - Single thread mark	1041	1104
PassMark - CPU mark	5394	4793
Geekbench 4 - Single Core	412	383
Geekbench 4 - Multi-Core	1602	1596

Compare specifications (specs)

	Intel Xeon E5-2407	Intel Xeon E5540
Essentials
Architecture codename	Sandy Bridge EN	Nehalem EP
Launch date	May 2012	March 2009
Launch price (MSRP)	$335	$30
Place in performance rating	2460	2450
Price now	$335.04	$35
Processor Number	E5-2407	E5540
Series	Intel® Xeon® Processor E5 Family	Legacy Intel® Xeon® Processors
Status	Discontinued	Launched
Value for money (0-100)	3.47	40.05
Vertical segment	Server	Server
Performance
64 bit support
Base frequency	2.20 GHz	2.53 GHz
Bus Speed	6.4 GT/s QPI	5.86 GT/s QPI
Die size	294 mm	263 mm2
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	256 KB (per core)	256 KB (per core)
L3 cache	10240 KB (shared)	8192 KB (shared)
Manufacturing process technology	32 nm	45 nm
Maximum frequency	2.2 GHz	2.80 GHz
Number of cores	4	4
Number of QPI Links	1	2
Number of threads	4	8
Transistor count	1270 million	731 million
VID voltage range	0.6V-1.35V	0.75V -1.35V
Maximum core temperature		76°C
Memory
ECC memory support
Max memory channels	3	3
Maximum memory bandwidth	25 GB/s	25.6 GB/s
Maximum memory size	384 GB	144 GB
Supported memory types	DDR3 800/1066	DDR3 800/1066
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	2	2
Package Size	45mm x 42.5mm	42.5mm x 45mm
Sockets supported	FCLGA1356	FCLGA1366
Thermal Design Power (TDP)	80 Watt	80 Watt
Peripherals
Max number of PCIe lanes	24
PCI Express revision	3.0
Scalability	2S Only
Security & Reliability
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions	Intel® AVX
Intel 64
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Thermal Monitoring
Physical Address Extensions (PAE)		40-bit
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)