AMD Opteron 4386 vs AMD Opteron 146

Comparative analysis of AMD Opteron 4386 and AMD Opteron 146 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark.

AMD Opteron 4386

AMD Opteron 146

Differences

Reasons to consider the AMD Opteron 4386

7 more cores, run more applications at once: 8 vs 1
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 130 nm
3x more L1 cache, more data can be stored in the L1 cache for quick access later
8x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 24% better performance in PassMark - Single thread mark: 494 vs 400
15.7x better performance in PassMark - CPU mark: 5419 vs 346

Specifications (specs)
Number of cores	8 vs 1
Maximum frequency	3.8 GHz vs 2 GHz
Manufacturing process technology	32 nm vs 130 nm
L1 cache	384 KB vs 128 KB
L2 cache	8 MB vs 1024 KB
Max number of CPUs in a configuration	2 vs 1
Benchmarks
PassMark - Single thread mark	494 vs 400
PassMark - CPU mark	5419 vs 346

Reasons to consider the AMD Opteron 146

Around 7% lower typical power consumption: 89 Watt vs 95 Watt

Thermal Design Power (TDP)	89 Watt vs 95 Watt

Compare benchmarks

CPU 1: AMD Opteron 4386
CPU 2: AMD Opteron 146

PassMark - Single thread mark

CPU 1

CPU 2

494

400

PassMark - CPU mark

CPU 1

CPU 2

5419

346

Name	AMD Opteron 4386	AMD Opteron 146
PassMark - Single thread mark	494	400
PassMark - CPU mark	5419	346

Compare specifications (specs)

	AMD Opteron 4386	AMD Opteron 146
Essentials
Architecture codename	Seoul	SledgeHammer
Family	AMD Opteron
Launch date	n/d	September 2003
OPN Tray	OS4386WLU8KHK
Place in performance rating	2693	3057
Series	AMD Opteron 4300 Series Processor
Vertical segment	Server	Server
Launch price (MSRP)		$60
Price now		$59.99
Value for money (0-100)		2.62
Performance
64 bit support
Base frequency	3.1 GHz
Die size	315 mm	193 mm
L1 cache	384 KB	128 KB
L2 cache	8 MB	1024 KB
L3 cache	8 MB
Manufacturing process technology	32 nm	130 nm
Maximum core temperature	70.50°C
Maximum frequency	3.8 GHz	2 GHz
Number of cores	8	1
Number of threads	8
Transistor count	1200 million	106 million
Unlocked
Memory
Supported memory frequency	2200 MHz
Supported memory types	DDR3
Compatibility
Max number of CPUs in a configuration	2	1
Sockets supported	C32	940
Thermal Design Power (TDP)	95 Watt	89 Watt
Advanced Technologies
Fused Multiply-Add (FMA)
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Virtualization
AMD Virtualization (AMD-V™)