AMD Opteron 4386 vs Intel Xeon E5503

Comparative analysis of AMD Opteron 4386 and Intel Xeon E5503 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Advanced Technologies, Virtualization, Security & Reliability. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark.

AMD Opteron 4386

Intel Xeon E5503

Differences

Reasons to consider the AMD Opteron 4386

6 more cores, run more applications at once: 8 vs 2
6 more threads: 8 vs 2
Around 90% higher clock speed: 3.8 GHz vs 2 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 45 nm
3x more L1 cache, more data can be stored in the L1 cache for quick access later
16x more L2 cache, more data can be stored in the L2 cache for quick access later
2x more L3 cache, more data can be stored in the L3 cache for quick access later
3x better performance in PassMark - CPU mark: 5419 vs 1787

Specifications (specs)
Number of cores	8 vs 2
Number of threads	8 vs 2
Maximum frequency	3.8 GHz vs 2 GHz
Manufacturing process technology	32 nm vs 45 nm
L1 cache	384 KB vs 64 KB (per core)
L2 cache	8 MB vs 256 KB (per core)
L3 cache	8 MB vs 4096 KB (shared)
Benchmarks
PassMark - CPU mark	5419 vs 1787

Reasons to consider the Intel Xeon E5503

Around 8% higher maximum core temperature: 76°C vs 70.50°C
Around 19% lower typical power consumption: 80 Watt vs 95 Watt
Around 59% better performance in PassMark - Single thread mark: 783 vs 494

Specifications (specs)
Maximum core temperature	76°C vs 70.50°C
Thermal Design Power (TDP)	80 Watt vs 95 Watt
Benchmarks
PassMark - Single thread mark	783 vs 494

Compare benchmarks

CPU 1: AMD Opteron 4386
CPU 2: Intel Xeon E5503

PassMark - Single thread mark

CPU 1

CPU 2

494

783

PassMark - CPU mark

CPU 1

CPU 2

5419

1787

Name	AMD Opteron 4386	Intel Xeon E5503
PassMark - Single thread mark	494	783
PassMark - CPU mark	5419	1787

Compare specifications (specs)

	AMD Opteron 4386	Intel Xeon E5503
Essentials
Architecture codename	Seoul	Nehalem EP
Family	AMD Opteron
Launch date	n/d	March 2010
OPN Tray	OS4386WLU8KHK
Place in performance rating	2775	2554
Series	AMD Opteron 4300 Series Processor	Legacy Intel® Xeon® Processors
Vertical segment	Server	Server
Launch price (MSRP)		$287
Price now		$287.01
Processor Number		E5503
Status		Launched
Value for money (0-100)		1.43
Performance
64 bit support
Base frequency	3.1 GHz	2.00 GHz
Die size	315 mm	263 mm
L1 cache	384 KB	64 KB (per core)
L2 cache	8 MB	256 KB (per core)
L3 cache	8 MB	4096 KB (shared)
Manufacturing process technology	32 nm	45 nm
Maximum core temperature	70.50°C	76°C
Maximum frequency	3.8 GHz	2 GHz
Number of cores	8	2
Number of threads	8	2
Transistor count	1200 million	731 million
Unlocked
Bus Speed		4.8 GT/s QPI
Number of QPI Links		2
VID voltage range		0.75V -1.35V
Memory
Supported memory frequency	2200 MHz
Supported memory types	DDR3	DDR3 800
ECC memory support
Max memory channels		3
Maximum memory bandwidth		19.2 GB/s
Maximum memory size		144 GB
Compatibility
Max number of CPUs in a configuration	2	2
Sockets supported	C32	FCLGA1366
Thermal Design Power (TDP)	95 Watt	80 Watt
Low Halogen Options Available
Package Size		42.5mm x 45mm
Advanced Technologies
Fused Multiply-Add (FMA)
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Enhanced Intel SpeedStep® technology
Idle States
Intel 64
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Physical Address Extensions (PAE)		40-bit
Thermal Monitoring
Virtualization
AMD Virtualization (AMD-V™)
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)