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AMD Athlon II X3 455 - ADX455WFK32GM / ADX455WFGMBOX

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AMD Athlon II X3 455 specifications

General information
TypeCPU / Microprocessor
Market segmentDesktop
FamilyAMD Athlon II X3
Model number  ? 455
CPU part numbers
  • ADX455WFK32GM is an OEM/tray microprocessor
  • ADX455WFGMBOX is a boxed microprocessor
Stepping codesAADIC AD   CADIC AD
Frequency  ? 3300 MHz
Bus speed  ? 667 MHz Memory controller
One 2000 MHz 16-bit HyperTransport link
Clock multiplier  ? 16.5
Package938-pin organic micro-PGA
SocketsSocket AM2+
Socket AM3
Weight1.4oz / 39.3g (CPU)
12.4oz / 350.6g (box)
Introduction dateDec 7, 2010
Price at introduction$87
Architecture / Microarchitecture
Processor core  ? Rana
Core stepping  ? BL-C3
Manufacturing process0.045 micron SOI
Die size169mm2
Data width64 bit
The number of cores3
The number of threads3
Floating Point UnitIntegrated
Level 1 cache size  ? 3 x 64 KB instruction caches
3 x 64 KB data caches
Level 2 cache size  ? 3 x 512 KB caches
Level 3 cache sizeNone
  • MMX instructions
  • 3DNow! technology
  • SSE / Streaming SIMD Extensions
  • SSE2 / Streaming SIMD Extensions 2
  • SSE3 / Streaming SIMD Extensions 3
  • SSE4a  ? 
  • ABM / Advanced Bit Manipulation  ? 
  • AMD64 / AMD 64-bit technology  ? 
  • AMD-V / AMD Virtualization technology
  • EVP / Enhanced Virus Protection  ? 
Low power features
  • Cool'n'Quiet 3.0
  • CoolCore Technology  ? 
  • Dual Dynamic Power Management  ? 
  • Core C1 and C1E states
  • Package S0, S1, S3, S4 and S5 states
Integrated peripherals / components
Integrated graphicsNone
Memory controller
  • The number of controllers: 1
    Memory channels: 2
    Channel width (bits): 72
    Supported memory: DDR2-1066, DDR3-1333
    DIMMs per channel: up to 2
    Maximum memory bandwidth (GB/s): 21.3
Other peripheralsHyperTransport 3 technology
Electrical / Thermal parameters
V core  ? 0.85V - 1.4V
Maximum operating temperature  ? 75°C
Thermal Design Power  ? 95 Watt

Detailed side-by-side comparison

For detailed comparision of the AMD Athlon II X3 455 and any other other chip from our CPU database type in a chip name and/or its partial specs:

You can specify any of the following: manufacturer name, family name, model number, part number, core name, socket name, operating frequency, bus speed, and the last level cache. Here are examples of searches: ADX455WFK32GM, AMD Athlon II X3 3.3GHz, Rana Socket AM2+, Socket AM3

Historical price chart

The chart below shows official prices of AMD Athlon II X3 450, 455 and 460 processors:

Historical official prices of Athlon II X3 450, 455 and 460 processors


Q: I have an AMD Athlon II X3 455 microprocessor. Can I upgrade it?
A: Probably yes. Processor compatibility is determined by your motherboard. Please check website for CPU support list for your board.

Athlon II X3 455 Overclocking

Sorry, overclocking information is not available at this time.

Related news stories

AMD drops prices of Athlon II and A-Series processors
Nov 06, 2012: Last month DigiTimes reported on upcoming price reductions of older generation of AMD APUs. According to their sources, AMD was going to reduce prices of socket FM1 processors by as much as 35%. Yesterday AMD updated their official price list, and posted new prices of A-Series microprocessors, however the cuts were not as big as expected.

AMD launches new Athlon II and Phenom II CPUs
Dec 07, 2010: In the past month, we published a few stories about upcoming desktop AMD microprocessors. The stories revealed pre-order availability of Phenom II X6 1100T and dual-core Phenom II 565 CPUs, in-stock availability of triple-core Athlon II 455 at, and a reference to quad-core Phenom II 975 model on the latest public AMD roadmap. Three of these processors, Phenom II X6 1100T BE, Phenom II X2 565 and Athlon II X3 455, were officially released by AMD today, and their specifications are already available on AMD website.

Some new Phenom II, Athlon II and Opteron CPUs are already in stock
Dec 05, 2010: In the middle of November, a few US and European stores added the fastest upcoming six-core AMD microprocessor, Phenom II X6 110T BE, to their price-lists. While at first the processor was available only for pre-order or special order, about three weeks later these processors started to appear in stock in Europe.

Biostar listed Phenom II X6 1045T and three new Athlon II CPUs
Aug 20, 2010: Biostar updated CPU support information on their website, adding hexa-core Phenom II 1045T, which, according to Fudzilla, will be launched in this quarter. Biostar also listed three future Athlon II microprocessors - dual-core 270, triple-core 455, and quad-core 650.

Compare AMD Athlon II X3 455 benchmark results with all tested CPUs from one of the following families:

To compare this Athlon II X3 CPU with any tested processor please proceed to

For additional benchmarks, comparing multi-threaded performance of this microprocessor with other Athlon II X3 CPUs and the fastest AMD and Intel x86 chips, please visit AMD Athlon II X3 455 benchmarks page.

AMD Athlon II X3 455 Benchmarks

The graphs below show up to 10 microprocessors with approximately the same level of integer (CPU), floating-point (FPU), SIMD and memory performance. All processors were not overclocked, and were tested at a nominal frequency, with a stock heatsink and default BIOS settings. Click on the '?' mark next to each model name to see specifications of that model, and details of the test platform. To find out how the Athlon II X3 455 compares to other CPUs in specific benchmarks or in aggregate milti-threading performance please see benchmark tools section on the right.

Benchmarked processor

CPU ID:0F53h
CPU vendor string:AuthenticAMD
CPU name string:AMD Athlon(tm) II X3 455 Processor

Integer performance

Part number   Result
Intel Core i5-680  ? 
AMD Phenom II X4 2.5GHz ZD250117K4D12  ? 
AMD Athlon II X4 615e  ? 
Intel Core i3-3250  ? 
AMD A8-6600K  ? 
AMD Athlon II X3 455  ? 
Intel Core i3-2125  ? 
AMD A10-5800K  ? 
Intel Core i3-2120  ? 
Intel Core i3-3245  ? 
Intel Core i5-670  ? 

Floating Point performance

Part number   Result
AMD Phenom II X4 805  ? 
AMD Athlon II X4 615e  ? 
AMD A8-3800  ? 
AMD Phenom II X4 905e  ? 
AMD Phenom II X4 2.5GHz ZD250117K4D12  ? 
AMD Athlon II X3 455  ? 
Intel Core i3-2105  ? 
Intel Core i5-2390T  ? 
Intel Core i3-2100  ? 
Intel Core 2 Quad Q6700  ? 
AMD Athlon II X4 610e  ? 

MMX / SSE / SSE2 performance

Part number   Result
AMD Athlon II X4 631  ? 
AMD A6-3650  ? 
AMD A8-3820  ? 
Intel Core 2 Quad Q6600  ? 
Intel Core i3-520  ? 
AMD Athlon II X3 455  ? 
AMD Phenom II X4 910e  ? 
AMD Phenom II X4 910  ? 
AMD Phenom II X4 810  ? 
AMD Athlon II X4 620e  ? 
Intel Core i3-2120T  ? 

Memory-intensive program performance

Part number   Result
AMD A6-6400K  ? 
AMD Athlon II X3 460  ? 
AMD Athlon II X4 640 (rev. E0)  ? 
AMD Phenom II X2 521  ? 
AMD Athlon II X4 640  ? 
AMD Athlon II X3 455  ? 
AMD Athlon II X4 635 (rev. C3)  ? 
AMD Athlon II X4 635 (rev. C2)  ? 
AMD Athlon II X2 270  ? 
AMD Athlon II X3 450  ? 
AMD Phenom II X2 511  ? 

CPU ID information for the Athlon II X3 455

Our CPUID database contains 4 records for this microprocessor. See all submitted records.

Use our CPU identification tool to check features of your CPU.

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 Athlon II X3 455 CPU.

CPU Family:Athlon II X3
Model Number:455
Frequency:3706 MHz
Part number:
Stepping Code:
Submitted by:headder
General information
Processor name (BIOS):AMD Athlon(tm) II X3 455 Processor
Logical processors:3
Processor type:Original OEM Processor
Core stepping:BL-C3
CPUID signature:100F53
Family:16 (010h)
Model: 5 (05h)
Stepping: 3 (03h)

Cache: L1 data L1 instruction L2
Size: 3 x 64 KB 3 x 64 KB 3 x 512 KB
Associativity: 2-way set
2-way set
16-way set
Line size: 64 bytes 64 bytes 64 bytes
Lines per tag: 1 1 1
Instruction set extensionsAdditional instructions
MMX Advanced Bit manipulation
AMD extensions to MMX CLFLUSH
Extensions to 3DNow! CMPXCHG16B
  SKINIT/STGI support
Major featuresOther features
On-chip Floating Point Unit 1 GB large page support
64-bit / Intel 64 100MHz multiplier control
NX bit/XD-bit 128-bit SSE instructions
Secure Virtual Machine (Virtualization) 36-bit page-size extensions
PowerNow! / Cool'n'Quiet Advanced programmable interrupt controller
  Core multi-processing legacy mode
  Debugging extensions
  Extended APIC space
  FXSAVE/FXRSTOR optimizations
  Hardware P-state control
  Hardware thermal control
  Instruction based sampling
  LAHF/SAHF support in 64-bit mode
  LBR virtualization
  LOCK MOV CR0 means MOV CR8
  Machine check architecture
  Machine check exception
  Memory-type range registers
  Misaligned SSE mode
  Model-specific registers
  Nested page tables
  OS visible workaround
  Page attribute table
  Page global extension
  Page-size extensions (4MB pages)
  Physical address extensions
  SVM lock
  Software thermal control
  Support for NRIP save
  TSC rate is ensured to be invariant across all states
  Temperature sensor
  Time stamp counter
  Virtual 8086-mode enhancements
  Watchdog timer support

CPUs, related to AMD Athlon II X3 455

Model Cores /
Frequency L2
TDP Features Price  
AMD Athlon II X3 family, Socket AM2+ / Socket AM3
   Athlon II X3 400e3 / 32.2 GHz1.5 MB 45W >
   Athlon II X3 405e (rev. C2)3 / 32.3 GHz1.5 MB 45W$72>
   Athlon II X3 405e (rev. C3)3 / 32.3 GHz1.5 MB 45W >
   Athlon II X3 415e3 / 32.5 GHz1.5 MB 45W$87>
   Athlon II X3 420e3 / 32.6 GHz1.5 MB 45W$97>
   Athlon II X3 4253 / 32.7 GHz1.5 MB 95W >
   Athlon II X3 425e3 / 32.7 GHz1.5 MB 45W >
   Athlon II X3 435 (rev. C2)3 / 32.9 GHz1.5 MB 95W >
   Athlon II X3 435 (rev. C3)3 / 32.9 GHz1.5 MB 95W >
   Athlon II X3 440 (rev. C2)3 / 33 GHz1.5 MB 95W >
   Athlon II X3 440 (rev. C3)3 / 33 GHz1.5 MB 95W >
   Athlon II X3 4453 / 33.1 GHz1.5 MB 95W >
   Athlon II X3 4503 / 33.2 GHz1.5 MB 95W$60>
   Athlon II X3 4553 / 33.3 GHz1.5 MB 95W$65 
   Athlon II X3 4603 / 33.4 GHz1.5 MB 95W$69>
Other families, K10 micro-architecture, Socket AM2+ / Socket AM3
   Athlon II 170u1 / 12 GHz1 MB 20W >
   Sempron 1501 / 12.9 GHz1 MB 45W >
   Athlon X2 5200+ (0.045 micron)2 / 22.3 GHz1 MB 65W >
   Sempron X2 1902 / 22.5 GHz1 MB 45W >
   Athlon II X2 2802 / 23.6 GHz2 MB 65W$49>
   Phenom II X2 570 BE2 / 23.5 GHz1 MB6 MB80WUnlock >
   Phenom II X3 B773 / 33.2 GHz1.5 MB6 MB95W >
   Athlon II X4 6504 / 43.2 GHz2 MB 95W >
   Phenom II X4 9804 / 43.7 GHz2 MB6 MB125WUnlock$163>
 • Within each category, the CPUs are sorted from slower (at the top) to faster (at the bottom)
 • Background color of specs and features indicate whether they are better or worse than similar spec/feature of the Athlon II X3 455
 • Click on the >  icon to compare any CPU in the table with the AMD Athlon II X3 455 (Javascript required).
 • The 'Price' column shows official AMD prices as of Apr 9, 2014. Prices for obsolete and tray-only processors are not provided.
 • List of related CPUs is not complete.
 • Features abbreviations:
Unlock - Unlocked multiplier

Pictures (5)

2011-02-24 23:58:17
Posted by: gshv

2011-02-24 23:58:41
Posted by: gshv

Side view
2011-02-24 23:59:06
Posted by: gshv

Athlon II X3 455 box pictures
2011-02-25 00:02:48
Posted by: gshv

Front view. Compact box design that has just enough space for the CPU in plastic clamshell, installation instructions, and the fan/heatsink in its own cardboard box.
Athlon II X3 455 box pictures
2012-11-15 15:31:11
Posted by: gshv

CPU-Z screenshot
Comments (0)

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