AMD Opteron 6348 vs Intel Xeon L5520

Comparative analysis of AMD Opteron 6348 and Intel Xeon L5520 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, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

AMD Opteron 6348

Intel Xeon L5520

Differences

Reasons to consider the AMD Opteron 6348

CPU is newer: launch date 3 year(s) 8 month(s) later
8 more cores, run more applications at once: 12 vs 4
4 more threads: 12 vs 8
Around 37% higher clock speed: 3.4 GHz vs 2.48 GHz
Around 1% higher maximum core temperature: 70.40°C vs 70°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 45 nm
2.3x more L1 cache, more data can be stored in the L1 cache for quick access later
12x 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
Around 39% better performance in PassMark - Single thread mark: 1344 vs 969
3x better performance in PassMark - CPU mark: 13470 vs 4561

Specifications (specs)
Launch date	November 2012 vs March 2009
Number of cores	12 vs 4
Number of threads	12 vs 8
Maximum frequency	3.4 GHz vs 2.48 GHz
Maximum core temperature	70.40°C vs 70°C
Manufacturing process technology	32 nm vs 45 nm
L1 cache	576 KB vs 64 KB (per core)
L2 cache	12 MB vs 256 KB (per core)
L3 cache	16 MB vs 8192 KB (shared)
Max number of CPUs in a configuration	4 vs 2
Benchmarks
PassMark - Single thread mark	1344 vs 969
PassMark - CPU mark	13470 vs 4561

Reasons to consider the Intel Xeon L5520

Around 92% lower typical power consumption: 60 Watt vs 115 Watt

Thermal Design Power (TDP)	60 Watt vs 115 Watt

Compare benchmarks

CPU 1: AMD Opteron 6348
CPU 2: Intel Xeon L5520

PassMark - Single thread mark

CPU 1

CPU 2

1344

969

PassMark - CPU mark

CPU 1

CPU 2

13470

4561

Name	AMD Opteron 6348	Intel Xeon L5520
PassMark - Single thread mark	1344	969
PassMark - CPU mark	13470	4561
Geekbench 4 - Single Core		2032
Geekbench 4 - Multi-Core		6619

Compare specifications (specs)

	AMD Opteron 6348	Intel Xeon L5520
Essentials
Architecture codename	Abu Dhabi	Nehalem EP
Family	AMD Opteron
Launch date	November 2012	March 2009
OPN Tray	OS6348WKTCGHK
Place in performance rating	1550	1431
Series	AMD Opteron 6300 Series Processor	Legacy Intel® Xeon® Processors
Vertical segment	Server	Server
Launch price (MSRP)		$100
Price now		$12.92
Processor Number		L5520
Status		Launched
Value for money (0-100)		100.00
Performance
64 bit support
Base frequency	2.8 GHz	2.26 GHz
Die size	315 mm	263 mm2
L1 cache	576 KB	64 KB (per core)
L2 cache	12 MB	256 KB (per core)
L3 cache	16 MB	8192 KB (shared)
Manufacturing process technology	32 nm	45 nm
Maximum core temperature	70.40°C	70°C
Maximum frequency	3.4 GHz	2.48 GHz
Number of cores	12	4
Number of threads	12	8
Transistor count	2400 million	731 million
Unlocked
Bus Speed		5.86 GT/s QPI
Number of QPI Links		2
VID voltage range		0.75V -1.35V
Memory
Supported memory frequency	2000 MHz
Supported memory types	DDR3	DDR3 800/1066
ECC memory support
Max memory channels		3
Maximum memory bandwidth		25.6 GB/s
Maximum memory size		144 GB
Compatibility
Max number of CPUs in a configuration	4	2
Sockets supported	G34	FCLGA1366
Thermal Design Power (TDP)	115 Watt	60 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
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)