AMD Dual-Core Opteron 185 - OSA185DAA6CD (OSA185CDBOX)


Specifications

Along with Athlon 64 FX FX-60, Opteron 185 is the fastest dual-core microprocessor for socket 939 motherboards. While the FX-60 has an advantage of having an unlocked core multiplier, that is the Athlon 64 FX processor can be overclocked and run faster than the Opteron, the Opteron 185 is still a good upgrade choice when maximum system stability is required. One minor obstacle when considering Dual-Core Opteron for an upgrade is the fact that Opteron is a server processor, and not many motherboard manufacturers tested their motherboards for compatibility with server CPUs. Nevertheless, the Opteron 185 is not much different from Athlon 64 X2 and Athlon 64 FX CPUs, and, if your motherboard supports Athlon 64 X2 4800+ or Athlon 64 FX-60, and doesn't list any Dual-core Opterons (i.e. they haven't been tested), then there is a good chance the motherboard will support Opteron 185. Performance of this Dual-Core Opteron is the same as performance of the FX-60 microprocessor running at default frequency. The Opteron 185 performs 4% - 8% faster than Athlon 64 X2 4800+.

General information
TypeCPU / Microprocessor
Market segmentServer
FamilyAMD Dual-Core Opteron
Model number  ? 185
CPU part numbersOSA185DAA6CD is an OEM/tray microprocessor
OSA185CDBOX is a boxed microprocessor
Stepping codesCCBBE   LCB9E   LCBBE   LCBQE
Frequency  ? 2600 MHz
Package939-pin lidded organic micro-PGA
SocketSocket 939
Fan/heatsink2ZR71-086
Introduction dateMar 6, 2006
 
Architecture / Microarchitecture
MicroarchitectureK8
Processor core  ? Denmark
Core stepping  ? E6
Manufacturing process0.09 micron SOI
Data width64 bit
The number of cores2
The number of threads2
Floating Point UnitIntegrated
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 memory1 TB
Virtual memory256 TB
Pipeline
  • 12 (integer)
  • 17 (floating point)
MultiprocessingUniprocessor
Features
  • MMX technology
  • 3DNow!
  • SSE
  • SSE2
  • SSE3
  • AMD64 technology  ? 
  • 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 one 16-bit link (up to 1000 MHz)
 
Electrical/Thermal parameters
V core  ? 1.3V / 1.35V
Minimum operating temperature0°C
Maximum operating temperature  ? 49°C - 65°C
Thermal Design Power  ? 110 Watt
  CPUs, related to AMD Dual-Core Opteron 185  

Model Cores /
Threads
Freq. L2
cache
Multi-
processing
TDP Features
AMD Dual-Core Opteron family, Socket 939
   AMD Dual-Core Opteron 1652 / 21.8 GHz2 MB1110 Watt
   AMD Dual-Core Opteron 1702 / 22 GHz2 MB1110 Watt
   AMD Dual-Core Opteron 1752 / 22.2 GHz2 MB1110 Watt
   AMD Dual-Core Opteron 1802 / 22.4 GHz2 MB1110 Watt
AMD Dual-Core Opteron family, K8 micro-architecture, Other sockets
   AMD Dual-Core Opteron 880 (95W)2 / 22.4 GHz2 MB895 Watt
   AMD Dual-Core Opteron 285 (95W)2 / 22.6 GHz2 MB295 Watt
   AMD Dual-Core Opteron 285 (OST)2 / 22.6 GHz2 MB268 Watt
   AMD Dual-Core Opteron 285 SE2 / 22.6 GHz2 MB2119 Watt
   AMD Dual-Core Opteron 885 (OST)2 / 22.6 GHz2 MB8 
   AMD Dual-Core Opteron 885 (95W)2 / 22.6 GHz2 MB895 Watt
   AMD Dual-Core Opteron 2902 / 22.8 GHz2 MB295 Watt
   AMD Dual-Core Opteron 8902 / 22.8 GHz2 MB895 Watt
Other families, K8 micro-architecture, Socket 939
   AMD Opteron 144 (rev. E4, socket 939)1 / 11.8 GHz1 MB167 Watt
   AMD Opteron 146 (rev. E4, socket 939)1 / 12 GHz1 MB167 Watt
   AMD Opteron 148 (rev. E4, socket 939)1 / 12.2 GHz1 MB185.3 Watt
   AMD Opteron 150 (rev. E4, socket 939)1 / 12.4 GHz1 MB185.3 Watt
   AMD Opteron 152 (rev. E4, socket 939)1 / 12.6 GHz1 MB1104 Watt
   AMD Opteron 1541 / 12.8 GHz1 MB1104 Watt
   AMD Opteron 1561 / 13 GHz1 MB1104 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.

Pictures (6)

 
2008-11-03 17:14:30
Posted by: we-st

 
 
 
2008-11-03 17:15:36
Posted by: we-st

 
 
 
2009-12-27 22:16:24
Posted by: gshv

 
 
 
2009-12-27 22:16:51
Posted by: gshv

 
 
Dual-Core Opteron 185 box
2009-12-27 22:17:30
Posted by: gshv

 
Dual-Core Opteron 185 box
It should be one of the first
2011-02-15 09:06:37
Posted by: Stefan Plöchinger

OSA185DAA6CD
CCBBE 0613RPBW
1443602C60060
It should be one of the first

Benchmarks

  • Compare results with tested CPUs from one of the following families:
  • To compare benchmark results with all other microprocessors please
Tested processor
CPU ID:0F32h
CPU vendor string:AuthenticAMD
CPU name string:Dual Core AMD Opteron(tm) Processor 185

Integer performance

Part number   Result
AMD Athlon 64 X2 3600+ ADA3600DAA4BV  ? 
104.3%
AMD Athlon 64 X2 3800+ ADA3800IAA5CU  ? 
104.2%
AMD Athlon 64 X2 3800+ ADO3800IAA5CU  ? 
104.2%
AMD Second Generation Opteron 1212 (rev. F2)  ? 
104.2%
Intel Xeon 3040  ? 
104.2%
AMD Dual-Core Opteron 185  ? 
100%
AMD Athlon 64 X2 3600+ ADO3600IAA5DL  ? 
99%
AMD Athlon 64 X2 3600+ ADO3600IAA5DD  ? 
98.9%
AMD Dual-Core Opteron 165  ? 
94.3%
AMD Second Generation Opteron 1210 (rev. F2)  ? 
93.7%
AMD Athlon 64 X2 4200+ ADA4200DAA5CD  ? 
88.1%

Floating Point performance

Part number   Result
AMD Athlon 64 X2 6400+  ? 
122.8%
AMD Athlon 64 X2 6000+ (3 GHz, 125W)  ? 
115%
AMD Athlon 64 X2 5800+  ? 
114.8%
AMD Second Generation Opteron 1220  ? 
107.2%
AMD Athlon 64 X2 5400+ (65 W, BE)  ? 
107.2%
AMD Dual-Core Opteron 185  ? 
100%
AMD Athlon 64 X2 5000+ ADA5000IAA5CZ  ? 
99.6%
AMD Second Generation Opteron 1218 HE  ? 
99.6%
AMD Athlon 64 X2 5050e  ? 
99.4%
Intel Xeon 3070  ? 
97.3%
AMD Athlon 64 X2 4800+ ADO4800IAA5DD  ? 
95.7%

MMX / SSE / SSE2 performance

Part number   Result
AMD Athlon 64 X2 5400+ (65 W, BE)  ? 
109.2%
Intel Xeon 3050  ? 
107.5%
AMD Second Generation Opteron 1218 HE  ? 
102.4%
AMD Athlon 64 X2 5000+ ADA5000IAA5CZ  ? 
101.7%
AMD Athlon 64 X2 5050e  ? 
101.4%
AMD Dual-Core Opteron 185  ? 
100%
AMD Athlon 64 X2 4800+ ADO4800IAA5DD  ? 
97.6%
AMD Athlon 64 X2 4850e ADH4850IAA5DO  ? 
97.5%
AMD Athlon 64 X2 4800+ ADA4800DAA6CD  ? 
95%
AMD Dual-Core Opteron 180  ? 
95%
AMD Athlon 64 X2 2.4GHz ZDV2400IAA639  ? 
94.7%

Memory-intensive program performance

Part number   Result
Intel Xeon 3050  ? 
112%
AMD Athlon 64 X2 6000+ (3 GHz, 125W)  ? 
111.8%
AMD Second Generation Opteron 1220  ? 
108.9%
AMD Athlon 64 X2 5800+  ? 
102%
AMD Second Generation Opteron 1218 HE  ? 
100.7%
AMD Dual-Core Opteron 185  ? 
100%
AMD Athlon 64 X2 2.4GHz ZDV2400IAA639  ? 
99.8%
AMD Athlon 64 X2 5400+ (65 W, BE)  ? 
99.7%
AMD Athlon 64 X2 5000+ ADA5000IAA5CZ  ? 
97.4%
AMD Athlon 64 X2 4600+ ADA4600IAA5CU  ? 
96.3%
AMD Dual-Core Opteron 180  ? 
95.2%

CPU ID (1)

NOTE: 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 185 CPU.

Manufacturer:AMD
CPU Family:Dual-Core Opteron
Model Number:185
Frequency:2612 MHz
Part number:
OSA185DAA6CD
Stepping Code:LCB9E 0734APMW
Comment:
Submitted by:CPU-World
General information
Vendor:AuthenticAMD
Processor name (BIOS):Dual Core AMD Opteron(tm) Processor 185
Processor name (CWID):Dual Core AMD Opteron(tm) Processor 185
Cores:2
Logical processors:2
Processor type:Original OEM Processor
Core stepping:JH-E6
CPUID signature:20F32
Family:15 (0Fh)
Model:35 (023h)
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 extensionsAdditional instructions
MMX CLFLUSH
AMD extensions to MMX CMOV
3DNow! CMPXCHG8B
Extensions to 3DNow! FXSAVE/FXRSTORE
SSE SYSCALL/SYSRET
SSE2 SYSENTER/SYSEXIT
SSE3  
 
Major featuresOther 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 (6)

Performance

2009-06-05 22:47:03
Posted by: Eury

This processor is extremely powerful! I have played Gears of War, GTA4, and Crysis Warhead on high settings!!!

Me too!!

2009-08-22 12:06:28
Posted by: Chris

Works like a dream. Overclocked at 3,4 Ghz und is faster as many "new" cpus!!!

 

2009-10-13 18:06:09
Posted by: zeca

Not sure about overclocking at 3.4ghz...
doubt about it.
opty 185 mobo asus a8n32sli deluxe
never reached 3.0ghz stable

Clocking Opteron 185 Over 3.0 ghtz

2009-11-20 01:29:37
Posted by: Robert C.

I run 2 home pc,s with an AMD A8N32 SLI DELX Mother Boards with each haveing Opt.185,s Cosair 3500 pro 4 gigs.both boards run stable EZ at 3.1 and have ran no crashes or blue screens at 3.2 after that it was on and off as far as how hard the volts were raised and all this was allways done on AIR! Never raised volts above 1.40

Clocking Opteron 185 Over 3.0 ghtz

 

2011-10-06 14:56:18
Posted by: we-st

Works fine on Asus A8N Sli Premium and... ASROCK 939A790GMH (AMD790GX) as well.

 

2011-11-06 14:21:34
Posted by: Hussain

OVERCLOCKED at 3.1 Ghz for 3 months now with no issues.

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