The ChipList, by Adrian Offerman; The Processor Portal

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AMD Opteron MP HE 800 series processor (Athens, High Efficiency)

Identification


Model name: Opteron MP HE 800 series.
Code name: Athens, High Efficiency.
Supplier: AMD.
Component class: CPU.

Generation


Generation: K8.

AMD Opteron processor (front). [AMD]

AMD Opteron processor

Compatibility


64 bit technology: AMD64.

Multimedia instruction sets: MMX, Enhanced 3DNow!, SSE, SSE2, SSE3.

Cache


L1 cache: 64 kbyte instruction cache, 64 kbyte data cache (Harvard architecture).
L2 cache: 1 Mbyte.

Architecture


128 bit (dual-channel), 200 MHz, Registered DDR memory controller: max. 16 x 512 Mbyte = 8 Gbyte (8 x 1 Gbyte double-sided PC3200R memory module).

1000 MHz HyperTransport bus.

Memory protection: NX bit (Enhanced Virus Protection, EVP).

Multi-processing


Multi-processor support: up to eight processors.

Multiplier


Clock speed


Clock speed Model Multiplier Introduction Order part numbers
200/2000 MHz AMD Opteron 846 HE CPU 10 March 2005 OEM (stepping E4): OSK846FAA5BM,
PIB (stepping E4): OSK846BMBOX
200/2200 MHz AMD Opteron 848 HE CPU 11 March 2005 OEM (stepping E4): OSK848FAA5BM,
PIB (stepping E4): OSK848BMBOX
200/2400 MHz AMD Opteron 850 HE CPU 12 March 2005 OEM (stepping E4): OSK850FAA5BM,
PIB (stepping E4): OSK850BMBOX

Physics


Voltage: 1.35-1.40 V.
Power dissipation: 54.7 W TDP.

Manufacturing process: 90 nm.

Number of transistors: 114 million.

Die size: 115 mm2.

Packaging: Socket 940.

Step level


Text:

Step levels: E4.

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