Intel Xeon E7-4807 vs Intel Xeon 5148

Comparative analysis of Intel Xeon E7-4807 and Intel Xeon 5148 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 E7-4807

Intel Xeon 5148

Differences

Reasons to consider the Intel Xeon E7-4807

4 more cores, run more applications at once: 6 vs 2
Around 21% higher maximum core temperature: 70°C vs 58°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 65 nm
6.8x better performance in PassMark - CPU mark: 6223 vs 912

Specifications (specs)
Number of cores	6 vs 2
Maximum core temperature	70°C vs 58°C
Manufacturing process technology	32 nm vs 65 nm
Max number of CPUs in a configuration	4 vs 1
Benchmarks
PassMark - CPU mark	6223 vs 912

Reasons to consider the Intel Xeon 5148

2.4x lower typical power consumption: 40 Watt vs 95 Watt
Around 20% better performance in PassMark - Single thread mark: 868 vs 721

Specifications (specs)
Thermal Design Power (TDP)	40 Watt vs 95 Watt
Benchmarks
PassMark - Single thread mark	868 vs 721

Compare benchmarks

CPU 1: Intel Xeon E7-4807
CPU 2: Intel Xeon 5148

PassMark - Single thread mark

CPU 1

CPU 2

721

868

PassMark - CPU mark

CPU 1

CPU 2

6223

912

Name	Intel Xeon E7-4807	Intel Xeon 5148
PassMark - Single thread mark	721	868
PassMark - CPU mark	6223	912

Compare specifications (specs)

	Intel Xeon E7-4807	Intel Xeon 5148
Essentials
Architecture codename	Westmere EX	Woodcrest
Launch date	Q2'11	June 2006
Place in performance rating	2475	2473
Processor Number	E7-4807	5148
Series	Intel® Xeon® Processor E7 Family	Legacy Intel® Xeon® Processors
Status	Discontinued	Launched
Vertical segment	Server	Server
Launch price (MSRP)		$9
Price now		$13.13
Value for money (0-100)		35.65
Performance
64 bit support
Base frequency	1.86 GHz	2.33 GHz
Bus Speed	4.8 GT/s QPI	1333 MHz FSB
Manufacturing process technology	32 nm	65 nm
Maximum core temperature	70°C	58°C
Number of cores	6	2
Number of threads	12
Die size		143 mm2
L2 cache		4096 KB
Maximum frequency		2.33 GHz
Transistor count		291 million
VID voltage range		1.150V-1.250V
Memory
Max memory channels	4
Maximum memory size	2 TB
Supported memory types	DDR3 800/978/1066/1333 (Max Speed 800 MHz)	DDR2
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	4	1
Package Size	49.17mm x 56.47mm	37.5mm x 37.5mm
Sockets supported	LGA1567	LGA771
Thermal Design Power (TDP)	95 Watt	40 Watt
Scenario Design Power (SDP)		0 W
Peripherals
Scalability	S4S
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Thermal Monitoring
FSB parity
Idle States
Intel® Demand Based Switching
Physical Address Extensions (PAE)		32-bit
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)