AMD Dual-Core Opteron 285 - OST285FAA6CB

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AMD Dual-Core Opteron 285 specifications

General information
Type	CPU / Microprocessor
Market segment	Server
Family	AMD Dual-Core Opteron
Model number ?	285
CPU part number	OST285FAA6CB is an OEM/tray microprocessor
Stepping codes	LCB9E LCBBE
Frequency ?	2600 MHz
Package	940-pin lidded organic micro-PGA
Socket	Socket 940

Architecture / Microarchitecture
Microarchitecture	K8
Processor core ?	Italy
Core stepping ?	E6
Manufacturing process	0.09 micron SOI
Data width	64 bit
The number of cores	2
The number of threads	2
Floating Point Unit	Integrated
Level 1 cache size ?	2 x 64 KB 2-way associative instruction cache 2 x 64 KB 2-way associative data cache
Level 2 cache size ?	2 x 1 MB exclusive 16-way associative cache
Physical memory	1 TB
Virtual memory	256 TB
Pipeline	12 (integer) 17 (floating point)
Multiprocessing	Up to 2 processors
Features	MMX instructions 3DNow! technology SSE / Streaming SIMD Extensions SSE2 / Streaming SIMD Extensions 2 SSE3 / Streaming SIMD Extensions 3 AMD64 / AMD 64-bit technology ? EVP / Enhanced Virus Protection ?
Low power features	Halt mode Stop Grant mode ? PowerNow!
On-chip peripherals	Integrated dual-channel DDR SDRAM Memory controller HyperTransport technology with three 16-bit links up to 1000 MHz each

Electrical / Thermal parameters
Thermal Design Power ?	68 Watt

CPUs, related to AMD Dual-Core Opteron 285 (OST)

Model Cores /
Threads Freq. L2
cache Multi-
processing TDP Features

AMD Dual-Core Opteron family, Socket 940

   Dual-Core Opteron 875 (rev. E1, OST) 2 / 2 2.2 GHz 2 MB 8 68 Watt

   Dual-Core Opteron 875 HE 2 / 2 2.2 GHz 2 MB 8 55 Watt

   Dual-Core Opteron 280 (68W) 2 / 2 2.4 GHz 2 MB 2 68 Watt

   Dual-Core Opteron 280 (95W) 2 / 2 2.4 GHz 2 MB 2 95 Watt

   Dual-Core Opteron 280 (OST) 2 / 2 2.4 GHz 2 MB 2 68 Watt

   Dual-Core Opteron 280 SE 2 / 2 2.4 GHz 2 MB 2 119 Watt

   Dual-Core Opteron 880 (OST) 2 / 2 2.4 GHz 2 MB 8

   Dual-Core Opteron 880 (95W) 2 / 2 2.4 GHz 2 MB 8 95 Watt

   Dual-Core Opteron 285 (95W) 2 / 2 2.6 GHz 2 MB 2 95 Watt

   Dual-Core Opteron 285 (OST) 2 / 2 2.6 GHz 2 MB 2 68 Watt

   Dual-Core Opteron 285 SE 2 / 2 2.6 GHz 2 MB 2 119 Watt

   Dual-Core Opteron 885 (OST) 2 / 2 2.6 GHz 2 MB 8

   Dual-Core Opteron 885 (95W) 2 / 2 2.6 GHz 2 MB 8 95 Watt

   Dual-Core Opteron 290 2 / 2 2.8 GHz 2 MB 2 95 Watt

   Dual-Core Opteron 890 2 / 2 2.8 GHz 2 MB 8 95 Watt

AMD Dual-Core Opteron family, K8 micro-architecture, Other sockets

   Dual-Core Opteron 180 2 / 2 2.4 GHz 2 MB 1 110 Watt

   Dual-Core Opteron 185 2 / 2 2.6 GHz 2 MB 1 110 Watt

   Dual-Core Opteron 190 2 / 2 2.8 GHz 2 MB 1

Other families, K8 micro-architecture, Socket 940

   Opteron 254 1 / 1 2.8 GHz 1 MB 2 68 Watt

   Opteron 254 1 / 1 2.8 GHz 1 MB 2 92.6 Watt

   Opteron 854 1 / 1 2.8 GHz 1 MB 8 92.6 Watt

   Opteron 854 1 / 1 2.8 GHz 1 MB 8 68 Watt

   Opteron 256 1 / 1 3 GHz 1 MB 2 92.6 Watt

   Opteron 856 1 / 1 3 GHz 1 MB 8 92.6 Watt

• Within each category, the CPUs are sorted from slower (at the top) to faster (at the bottom)

• List of related CPUs is not complete.

FAQ

Q: Can I upgrade my Dual-Core Opteron 285 CPU?

A: Probably yes. Processor compatibility is determined by your motherboard. Please see CPU-Upgrade.com resource for CPU support list for your board.

AMD Dual-Core Opteron 285 Overclocking

Sorry, overclocking information is not available at this time.

Pictures (1)



2010-09-27 19:23:58 Posted by: Neon

CPU ID (1)

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CPUID features of Dual-Core Opteron 285

NOTE: The CPU ID information below was taken from one CPU and may include features that are not present in all different steppings of the AMD Dual-Core Opteron 285 CPU.

Manufacturer:	AMD
CPU Family:	Dual-Core Opteron
Model Number:	285
Frequency:	2589 MHz

Part number:	OST285FAA6CB
Stepping Code:	CCB1E 0606UPMW
Comment:	Italy
Submitted by:	Neon

General information
Vendor:	AuthenticAMD
Processor name (BIOS):	Dual Core AMD Opteron(tm) Processor 285
Cores:	2
Logical processors:	2
Processor type:	Original OEM Processor
Core stepping:	JH-E6
CPUID signature:	20F12
Family:	15 (0Fh)
Model:	33 (021h)
Stepping:	2 (02h)

Cache: L1 data L1 instruction L2

Size: 2 x 64 KB 2 x 64 KB 2 x 1 MB

Associativity: 2-way set
associative 2-way set
associative 16-way set
associative

Line size: 64 bytes 64 bytes 64 bytes

Lines per tag: 1 1 1

Instruction set extensions Additional instructions

MMX CLFLUSH

AMD extensions to MMX CMOV

3DNow! CMPXCHG8B

Extensions to 3DNow! FXSAVE/FXRSTORE

SSE SYSCALL/SYSRET

SSE2 SYSENTER/SYSEXIT

SSE3

Major features Other features

On-chip Floating Point Unit 36-bit page-size extensions

64-bit / Intel 64 Advanced programmable interrupt controller

NX bit/XD-bit Core multi-processing legacy mode

PowerNow! / Cool'n'Quiet Debugging extensions

Frequency ID control

LAHF / SAHF support in 64-bit mode

Machine check architecture

Machine check exception

Memory-type range registers

Model-specific registers

Page attribute table

Page global extension

Page-size extensions (4MB pages)

Physical address extensions

THERMTRIP

Temperature sensor

Time stamp counter

Virtual 8086-mode enhancements

Voltage ID control

Comments (1)

You're welcome to post suggestions, corrections, your own personal AMD Dual-Core Opteron 285 review, or your experience with the microprocessor. Please do not ask upgrade and troubleshooting questions, and do not start discussions.

OEM

2010-09-09 05:09:13

Posted by: confusis

Apparently this is an OEM chip for the hp DL385 server.

Last modified: 14 May 2013