Intel Xeon E5-4620 vs AMD Opteron 6168

Comparative analysis of Intel Xeon E5-4620 and AMD Opteron 6168 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.

 

Differences

Reasons to consider the Intel Xeon E5-4620

  • CPU is newer: launch date 2 year(s) 2 month(s) later
  • Around 37% higher clock speed: 2.60 GHz vs 1.9 GHz
  • A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 45 nm
  • Around 33% more L3 cache; more data can be stored in the L3 cache for quick access later
  • Around 21% lower typical power consumption: 95 Watt vs 115 Watt
  • Around 15% better performance in PassMark - Single thread mark: 974 vs 845
Specifications (specs)
Launch date May 2012 vs March 2010
Maximum frequency 2.60 GHz vs 1.9 GHz
Manufacturing process technology 32 nm vs 45 nm
L3 cache 16384 KB (shared) vs 12288 KB
Max number of CPUs in a configuration 4 vs 2
Thermal Design Power (TDP) 95 Watt vs 115 Watt
Benchmarks
PassMark - Single thread mark 974 vs 845

Reasons to consider the AMD Opteron 6168

  • 4 more cores, run more applications at once: 12 vs 8
  • Around 50% more L1 cache; more data can be stored in the L1 cache for quick access later
  • 36x more L2 cache, more data can be stored in the L2 cache for quick access later
  • Around 37% better performance in PassMark - CPU mark: 15745 vs 11474
Specifications (specs)
Number of cores 12 vs 8
L1 cache 768 KB (shared) vs 64 KB (per core)
L2 cache 6144 KB (per core) vs 256 KB (per core)
Benchmarks
PassMark - CPU mark 15745 vs 11474

Compare benchmarks

CPU 1: Intel Xeon E5-4620
CPU 2: AMD Opteron 6168

PassMark - Single thread mark
CPU 1
CPU 2
974
845
PassMark - CPU mark
CPU 1
CPU 2
11474
15745
Name Intel Xeon E5-4620 AMD Opteron 6168
PassMark - Single thread mark 974 845
PassMark - CPU mark 11474 15745

Compare specifications (specs)

Intel Xeon E5-4620 AMD Opteron 6168

Essentials

Architecture codename Sandy Bridge EP Magny-Cours
Launch date May 2012 March 2010
Launch price (MSRP) $400
Place in performance rating 1955 1957
Price now $189
Processor Number E5-4620
Series Intel® Xeon® Processor E5 Family
Status Discontinued
Value for money (0-100) 12.66
Vertical segment Server Server

Performance

64 bit support
Base frequency 2.20 GHz
Bus Speed 7.2 GT/s QPI
Die size 435 mm 346 mm
L1 cache 64 KB (per core) 768 KB (shared)
L2 cache 256 KB (per core) 6144 KB (per core)
L3 cache 16384 KB (shared) 12288 KB
Manufacturing process technology 32 nm 45 nm
Maximum frequency 2.60 GHz 1.9 GHz
Number of cores 8 12
Number of QPI Links 2
Number of threads 16
Transistor count 2270 million 1800 million
VID voltage range 0.6V-1.35V
Maximum case temperature (TCase) 69 °C

Memory

ECC memory support
Max memory channels 4
Maximum memory bandwidth 42.6 GB/s
Maximum memory size 384 GB
Supported memory types DDR3 800/1066/1333 DDR3

Compatibility

Low Halogen Options Available
Max number of CPUs in a configuration 4 2
Package Size 52.5mm x 45.0mm
Sockets supported FCLGA2011 G34
Thermal Design Power (TDP) 95 Watt 115 Watt

Peripherals

Max number of PCIe lanes 40
PCI Express revision 3.0
Scalability 4S 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
Intel® vPro™ Platform Eligibility
Thermal Monitoring

Virtualization

Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)