
Core 2 Extreme X9100
Intel
PassMark
2,063
MSRP
$851
Performance Spectrum - CPU
About PassMark
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 Core 2 Extreme X9100 is manufactured by Intel. It was released in 1 July 2008 (17 years ago). It is based on the Penryn XE (2008) architecture. It features 2 cores and 2 threads. Base frequency is 3.06 GHz, with boost up to 0.07 GHz. L3 cache: 0 kB. L2 cache: 6 MB. Built on 45 nm process technology. Socket: PGA478. Thermal design power (TDP): 44 Watt. Memory support: DDR2, DDR3 Depends on motherboard. Passmark benchmark score: 2,063 points. Launch price was $851.
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.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core 2 Extreme X9100
FPS Benchmarks
Predicted performance for Core 2 Extreme X9100 across popular games. Tested paired with RTX 4090 to isolate CPU performance.

Civilization VI

Counter-Strike 2

Dead by Daylight

Euro Truck Simulator 2

Genshin Impact

League of Legends

Monster Hunter Wilds

Naraka: Bladepoint

Path of Exile 2

Phasmophobia
Technical Analysis
Detailed breakdown of Core 2 Extreme X9100 specifications and capabilities.
Processing Power
The Core 2 Extreme X9100 is a 2-core / 2-thread processor based on the Penryn XE (2008) architecture, manufactured on a 45 nm process node. It reaches a maximum boost clock of 0.07 GHz from a base frequency of 3.06 GHz— higher boost clocks directly translate to better single-threaded performance and responsiveness in gaming. It carries 0 kB of L3 cache, plus 6 MB of L2 cache and 128 kB of L1 cache per core. In the PassMark benchmark (a comprehensive multi-threaded test), it scores 2,063, placing it in the Entry Level performance tier as a Legacy generation product.
| Specification | Core 2 Extreme X9100 |
|---|---|
| Cores / ThreadsPhysical/logical processing units | 2C / 2T |
| Max Boost ClockPeak single-core speed under boost | 0.07 GHz |
| Base ClockGuaranteed minimum operating frequency | 3.06 GHz |
| ArchitectureCPU microarchitecture design | Penryn XE (2008) |
| Process NodeFabrication technology — smaller = more efficient | 45 nm |
| L3 CacheShared cache — reduces memory latency for all cores | 0 kB |
| L2 CachePer-core fast cache for frequently accessed data | 6 MB |
| L1 CacheUltra-fast per-core cache | 128 kB |
| Die SizePhysical silicon area of the processor | 107 mm2 |
| Transistor CountMore transistors = more capabilities | 410 Million |
| Bus SpeedData bus frequency | 1066 MHz |
| Max TemperatureMaximum safe operating temperature (Tjmax) | 105 °C |
| 64-bit Support | Yes |
| Windows 11 Compatible | No |
| Unlocked MultiplierWhether the CPU can be overclocked | Yes (Overclockable) |
| Core Voltage Range | 1.05-1.2625V |
| PassMark ScoreOverall multi-threaded benchmark score | 2,063 |
Memory & Platform
The Core 2 Extreme X9100 fits into the PGA478 socket and supports PCIe 1.1. It supports DDR2, DDR3 Depends on motherboard memory.
| Specification | Core 2 Extreme X9100 |
|---|---|
| TypeDesktop or Laptop processor | Laptop |
| SeriesProduct family | Intel Core 2 Extreme |
| SocketMotherboard socket required | PGA478 |
| PCIe GenerationPeripheral interconnect speed — affects GPU and SSD bandwidth | PCIe 1.1 |
| RAM TypeSupported memory standard | DDR2, DDR3 Depends on motherboard |
| Max CPUs in ConfigMulti-socket support for servers | 1 |
Power & Cooling
The Core 2 Extreme X9100 has a rated TDP (Thermal Design Power) of 44 Watt — this indicates the amount of heat generated under sustained load and determines what cooling solution is needed.
| Specification | Core 2 Extreme X9100 |
|---|---|
| TDPThermal Design Power — heat output under sustained workload | 44 Watt |
| Max TemperatureMaximum safe junction temperature (Tjmax) | 105 °C |
Value Analysis
At an average price of $851, the Core 2 Extreme X9100 delivers 2 PassMark points per dollar. Performance ranking position: #2558 out of all indexed processors.
| Specification | Core 2 Extreme X9100 |
|---|---|
| MSRPManufacturer's Suggested Retail Price | $851 |
| Launch PriceOriginal retail price at launch | $851 |
| Performance RankPosition in overall performance ranking | #2558 |
| Release DateLaunch date | 1 July 2008 (17 years ago) |
| Release Year | 2008 |
| DesignerArchitecture designer (e.g. Intel, AMD) | Intel |
| ManufacturerFabrication foundry (e.g. TSMC) | Intel |
Specifications Reference
Raw spec sheet for quick lookup. The analysis cards above explain what these fields mean in practice.
4 categories
General Information
8 specs
General Information
8 specs
| Type | Laptop |
| Series | Intel Core 2 Extreme |
| Designer | Intel |
| Launch Price | $851 |
| Manufacturer | Intel |
| Release Date | 1 July 2008 (17 years ago) |
| Architecture Codename | Penryn XE (2008) |
| Performance Ranking Position | 2558 |
Technical Specifications
16 specs
Technical Specifications
16 specs
| Cores | 2 |
| Threads | 2 |
| Die Size | 107 mm2 |
| L1 Cache | 128 kB |
| L2 Cache | 6 MB |
| L3 Cache | 0 kB |
| Bus Speed | 1066 MHz |
| Max Frequency | 0.07 GHz |
| 64-Bit Support | + |
| Base Frequency | 3.06 GHz |
| Transistor Count | 410 Million |
| Process Technology | 45 nm |
| Unlocked Multiplier | + |
| Allowed Core Voltage | 1.05-1.2625V |
| Max Core Temperature | 105 °C |
| Windows 11 Compatible | - |
Compatibility
4 specs
Compatibility
4 specs
| Socket | PGA478 |
| PCIe Generation | PCIe 1.1 |
| Power Consumption (TDP) | 44 Watt |
| Max Processors In Config | 1 |
Memory
1 spec
Memory
1 spec
| RAM Types | DDR2, DDR3 Depends on motherboard |
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