PassMark CPU Mark evaluates processor speed through complex mathematical computations. It provides a reliable metric to compare multi-core performance, where higher scores indicate faster processing for multitasking, gaming, and heavy workloads.

Overview

The Phenom II X6 1055T (95W) is manufactured by AMD. It was released in 2009-01-01. It is based on the Thuban (2010) architecture. It features 6 cores and 6 threads. Base frequency is 2.8 GHz, with boost up to 3.3 GHz. L3 cache: 6 MB (total). L2 cache: 512 kB (per core). Built on 45 nm process technology. Socket: AM3. Thermal design power (TDP): 95 Watt. Memory support: DDR3. Passmark benchmark score: 4,965 points. Launch price was $149.

Value Upgrade Path

This is the official ChipVERSUS Value Rating, comparing raw performance (PassMark) per dollar. Components placed above yours deliver better value for money.

MSRP is the manufacturer's suggested retail price.•
Avg price is the current average price collected from markets across the web.

Performance Per Dollar

Based on actual market prices and performance synthetic scores.

FPS Benchmarks

Predicted performance for Phenom II X6 1055T (95W) across popular games. Tested paired with RTX 4090 to isolate CPU performance.

Technical Analysis

Detailed breakdown of Phenom II X6 1055T (95W) specifications and capabilities.

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Processing Power

The Phenom II X6 1055T (95W) is a 6-core / 6-thread processor based on the Thuban (2010) architecture, manufactured on a 45 nm process node. It reaches a maximum boost clock of 3.3 GHz from a base frequency of 2.8 GHz— higher boost clocks directly translate to better single-threaded performance and responsiveness in gaming. It carries 6 MB (total) of L3 cache, plus 512 kB (per core) of L2 cache and 128 kB (per core) of L1 cache per core. In the PassMark benchmark (a comprehensive multi-threaded test), it scores 4,965, placing it in the Entry Level performance tier as a Legacy generation product.

Specification	Phenom II X6 1055T (95W)
Cores / ThreadsPhysical/logical processing units	6C / 6T
Max Boost ClockPeak single-core speed under boost	3.3 GHz
Base ClockGuaranteed minimum operating frequency	2.8 GHz
ArchitectureCPU microarchitecture design	Thuban (2010)
Process NodeFabrication technology — smaller = more efficient	45 nm
L3 CacheShared cache — reduces memory latency for all cores	6 MB (total)
L2 CachePer-core fast cache for frequently accessed data	512 kB (per core)
L1 CacheUltra-fast per-core cache	128 kB (per core)
Die SizePhysical silicon area of the processor	346 mm2
Transistor CountMore transistors = more capabilities	904 million
64-bit Support	Yes
Windows 11 Compatible	No
PassMark ScoreOverall multi-threaded benchmark score	4,965

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Memory & Platform

The Phenom II X6 1055T (95W) fits into the AM3 socket and supports PCIe 2.0. It supports DDR3 memory.

Specification	Phenom II X6 1055T (95W)
TypeDesktop or Laptop processor	desktop
SocketMotherboard socket required	AM3
PCIe GenerationPeripheral interconnect speed — affects GPU and SSD bandwidth	PCIe 2.0
RAM TypeSupported memory standard	DDR3
Max CPUs in ConfigMulti-socket support for servers	1

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Power & Cooling

The Phenom II X6 1055T (95W) has a rated TDP (Thermal Design Power) of 95 Watt — this indicates the amount of heat generated under sustained load and determines what cooling solution is needed.

Specification	Phenom II X6 1055T (95W)
TDPThermal Design Power — heat output under sustained workload	95 Watt

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Value Analysis

Performance ranking position: #1882 out of all indexed processors.

Specification	Phenom II X6 1055T (95W)
Launch PriceOriginal retail price at launch	$149
Performance RankPosition in overall performance ranking	#1882
Release DateLaunch date	2009-01-01
Release Year	2010
DesignerArchitecture designer (e.g. Intel, AMD)	AMD