4284 vs 4226: comparison

Comparison of 4284 and 4226: key differences and a full specification table.

Key differences

4284 has more cores (8 vs 6), more threads (8 vs 6), a higher base clock (3 GHz vs 2.7 GHz) and a higher maximum clock (3.7 GHz vs 3.1 GHz).

Both processors match on: L3 cache (8 MB), TDP (95 W), process node (32 nm).

These are specification values: they show differences between the models but do not determine a performance winner. For a specific workload, rely on independent benchmarks.

Key specifications

Parameter42844226
Cores / threads 8 / 8 6 / 6
Max boost clock 3.7 GHz 3.1 GHz
L3 cache 8 MB 8 MB
TDP 95 W 95 W
Process 32 nm 32 nm

Full specification table

Differing values are highlighted. This is not a better/worse rating: numbers from different architectures are not always comparable.

Parameter 4284 4226
General
Segment Server Server
Product line AMD Opteron 4200 Series Processor AMD Opteron 4200 Series Processor
Product family AMD Opteron AMD Opteron
Process 32 nm 32 nm
Unlocked for overclocking No No
CPU
Cores 8 6
Threads 8 6
Base clock 3 GHz 2.7 GHz
Max boost clock 3.7 GHz 3.1 GHz
L1 cache 384 KB 288 KB
L2 cache 8 MB 6 MB
L3 cache 8 MB 8 MB
TDP 95 W 95 W
Memory
Memory types DDR3 DDR3
Max memory speed 2.2 GHz 2 GHz
Graphics
Has integrated graphics No No
Package and thermal
Sockets supported C32 C32
TJUNCTION 70.5 °C 70.5 °C
Identifiers
Product ID (OEM) OS4284WLU8KGU OS4226WLU6KGU

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