AMD

AMD Opteron 148

AMD processor specifications and benchmark scores

1
Cores
1
Threads
GHz Boost
85W
TDP
🖥️Integrated GPU

AMD Opteron 148 Specifications

⚙️

Opteron 148 Core Configuration

Processing cores and threading

The AMD Opteron 148 features 1 physical cores and 1 threads, which directly impacts multi-threaded performance in CPU benchmarks. More cores allow the processor to handle parallel workloads efficiently, improving performance in video editing, 3D rendering, and multitasking scenarios. Thread count determines how many simultaneous tasks the CPU can process, with higher thread counts benefiting productivity applications and content creation workflows.

Cores
1
Threads
1
SMP CPUs
1
⏱️

Opteron 148 Clock Speeds

Base and boost frequencies

Clock speed is a critical factor in Opteron 148 benchmark performance, measured in GHz. The base clock represents the guaranteed operating frequency, while the boost clock indicates maximum single-core performance under optimal conditions. Higher clock speeds translate to faster single-threaded performance, which is essential for gaming and applications that don't fully utilize multiple cores. The Opteron 148 by AMD can dynamically adjust its frequency based on workload and thermal headroom.

Base Clock
2.2 GHz
Boost Clock
N/A
Multiplier
11x
💾

AMD's Opteron 148 Cache Hierarchy

L1, L2, L3 cache sizes

Cache memory is ultra-fast storage built directly into the Opteron 148 processor die. L1 cache provides the fastest access for frequently used data, while L2 and L3 caches offer progressively larger storage with slightly higher latency. Larger cache sizes significantly improve CPU benchmark scores by reducing memory access times. The Opteron 148's cache configuration is optimized for both gaming performance and productivity workloads, minimizing data fetch delays during intensive computations.

L1 Cache
128 KB
L2 Cache
1 MB
🏗️

K8 Architecture & Process

Manufacturing and design details

The AMD Opteron 148 is built on AMD's 90 nm manufacturing process, which determines power efficiency and thermal characteristics. Smaller process nodes allow for more transistors in the same space, enabling higher performance per watt. The architecture defines how the processor handles instructions and manages data flow, directly impacting benchmark results across different workload types. Modern CPU architectures like the one in Opteron 148 incorporate advanced branch prediction and out-of-order execution for optimal performance.

Architecture
K8
Codename
Venus
Process Node
90 nm
Transistors
114 million
Die Size
115 mm²
Generation
Opteron (Venus (E6))
🔢

K8 Instruction Set Features

Supported CPU instructions and extensions

The Opteron 148 by AMD supports various instruction set extensions that enable optimized performance for specific workloads. SIMD instructions like SSE and AVX accelerate multimedia, scientific computing, and AI workloads by processing multiple data points simultaneously. Features like AES-NI provide hardware-accelerated encryption, while AVX-512 (if supported) enables advanced vector processing for data centers and high-performance computing. These instruction sets are critical for software compatibility and performance in modern applications.

MMX
SSE
SSE2
SSE3
AMD64
🔌

Opteron 148 Power & Thermal

TDP and power specifications

The AMD Opteron 148 has a TDP (Thermal Design Power) of 85W, indicating the cooling solution required for sustained operation. TDP affects both system power consumption and the type of cooler needed. Lower TDP processors are ideal for compact builds and laptops, while higher TDP chips typically offer better sustained performance in demanding CPU benchmarks. Understanding power requirements helps ensure your system can deliver consistent performance without thermal throttling.

TDP
85W
🔧

AMD Socket 939 Platform & Socket

Compatibility information

The Opteron 148 uses the AMD Socket 939 socket, which determines motherboard compatibility. Choosing the right platform is essential for building a system around this processor. The socket type also influences available features like PCIe lanes, memory support, and upgrade paths. When comparing CPU benchmarks, ensure you're looking at processors compatible with your existing or planned motherboard to make informed purchasing decisions.

Socket
AMD Socket 939
Chipsets
NVIDIA nForce 3, nForce 4, ATi Xpress 200, Xpress 200P, Xpress 1100, Xpress 1150, ULi M1689, M1695, M1697, VIA K8N890, K8M890, K8T800, K8T800 Pro, K8T890, K8T900
Package
µPGA
DDR5

AMD Socket 939 Memory Support

RAM compatibility and speeds

Memory support specifications for the Opteron 148 define which RAM types and speeds are compatible. Faster memory can significantly improve CPU benchmark performance, especially in memory-intensive applications and gaming. The memory controller integrated into the Opteron 148 determines maximum supported speeds and channels. Dual-channel or quad-channel memory configurations can double or quadruple memory bandwidth, providing noticeable performance gains in content creation and scientific workloads.

Memory Type
DDR1
Memory Bus
Dual-channel
Memory Bandwidth
6400 MB/s
🖥️

AMD's Opteron 148 Integrated Graphics

Built-in GPU specifications

The AMD Opteron 148 includes integrated graphics, eliminating the need for a dedicated GPU in basic computing scenarios. Integrated graphics are ideal for office productivity, video playback, and light gaming. While not designed for demanding GPU benchmarks, the iGPU in the Opteron 148 provides hardware video encoding and decoding capabilities. This makes the processor suitable for compact builds, HTPCs, and systems where power efficiency is prioritized over gaming performance.

iGPU
On certain motherboards (Chipset feature)
Graphics Model
On certain motherboards (Chipset feature)
📦

Opteron 148 Product Information

Release and pricing details

The AMD Opteron 148 is manufactured by AMD and represents their commitment to delivering competitive CPU performance. Understanding the release date and pricing helps contextualize benchmark comparisons with other processors from the same generation. Launch pricing provides a baseline for evaluating value, though street prices often differ. Whether you're building a new system or upgrading, the Opteron 148 by AMD offers a specific balance of performance, features, and cost within AMD's product lineup.

Manufacturer
AMD
Release Date
Aug 2005
Market
Server/Workstation
Status
End-of-life
Part Number
OSA148DAA5CF

Opteron 148 Benchmark Scores

📊

No benchmark data available for this CPU.

About AMD Opteron 148

The AMD Opteron 148 was built on the K8 microarchitecture, bringing native 64-bit computing to the Socket 939 platform. It used a 90 nm silicon process codenamed Venus (E6), with one core and one thread handling straightforward, single-threaded workloads. The chip’s memory controller sat directly on-die, reducing latency and boosting bandwidth compared to older designs that relied on external northbridges. This tight integration was key to the Opteron’s reputation in servers and workstations. The Opteron 148 scaled well for its era thanks to the K8’s efficient pipeline and solid floating-point performance. Running at a 2.20 GHz base clock, the Opteron 148 delivered consistent performance without dynamic boost mechanisms. Its cache hierarchy included: - L1: 64 KB instruction + 64 KB data (per core) - L2: 1 MB unified (on-die, exclusive) - L3: None These elements kept hot data close to the execution units, which helped latency-sensitive tasks. For a single-core chip, the large L2 was a notable strength. The AMD Opteron 148 stayed responsive under mixed integer and floating-point loads. Thermally, the chip had an 85W TDP, which was reasonable for a 90 nm part at this frequency. Cooling was manageable with a decent HSF, though sustained workloads demanded good airflow in compact chassis. Ideal workloads for the Opteron 148 included: - Legacy server hosting and lightweight web services - Single-threaded applications and older game servers - Development builds and database tasks that favored low latency In modern contexts, the AMD Opteron 148 is niche, but it still handles retro-computing and specialized legacy stacks with stability. If you’re reviving a Socket 939 rig, the Opteron 148 remains a solid pick for single-threaded, on-prem workloads.

The Intel Equivalent of Opteron 148

Looking for a similar processor from Intel? The Intel Core i5-750 offers comparable performance and features in the Intel lineup.

Intel Core i5-750

Intel • 4 Cores

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