AMD EPYC 4345P 100-000001556 server processor
Eight-core server processor with 16 threads, 32 MB L3 cache, DDR5-5600 support and a 65 W TDP
- Product nameEPYC 4345P
- CPU cores8-Core
- CPU socketSocket AM5
- TDP rating65 W
- CPU threads16
- Level 3 cache32 MB
- 8 cores and 16 threads handle parallel workloads
- 32 MB L3 cache keeps hot data close
- 65 W TDP reduces power draw and cooling needs
- DDR5-5600 controller feeds memory bandwidth to every core
- Boost clock up to 5.5 GHz accelerates burst tasks
EPYC 4345P entry-level server processor
The AMD EPYC 4345P is an eight-core, sixteen-thread CPU built for small-business and hosted-service deployments. It fits the Socket AM5 platform and operates at a 65 W thermal design power, targeting everyday server workloads with an emphasis on energy efficiency and affordability.
65 W thermals with DDR5 5600 memory controller
Base frequency sits at 3.8 GHz and maximum boost reaches 5.5 GHz while the integrated memory controller runs DDR5 at 5600 MT/s. The 32 MB L3 cache helps keep latency low during sustained multi-threaded tasks, and the modest power envelope simplifies cooling in dense or quiet chassis.
Socket AM5 platform integration
The processor drops into AM5 motherboards designed for server use, freeing PCIe lanes and memory channels for storage controllers or networking add-in cards. It is not suited for builds that require more than eight cores or for workstations needing consumer-focused features such as integrated graphics.
How it compares
Measured against everything we stock in Server Processors, at today’s prices. Recalculated every night.
- Price $277.99
- Cheaper than about 84% of the 621 comparable items (median $1,561.99).
- CPU cores 8-Core
- Lower than about 90% of the 386 comparable items (median 24).
- TDP rating 65 W
- Lower than about 96% of the 395 comparable items (median 200 W).
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Specifications
| Product | |
|---|---|
| Brand name | AMD |
| Product line | AMD EPYC 4005 |
| Model name | 100-000001556 |
| Product name | EPYC 4345P |
| Processor | |
| CPU cores | 8-Core |
| CPU socket | Socket AM5 |
| TDP rating | 65 W |
| CPU threads | 16 |
| Level 3 cache | 32 MB |
| Memory | |
| Supported memory speed | DDR5 5600 |
| Size & build | |
| Shipping weight | 0.54 kg |
| Package size | 152 × 127 × 3 mm |
Questions about this item
How is the EPYC 4345P installed in the Socket AM5, and which step do people get wrong?
Align the gold triangle on the processor with the socket marker, lower it straight down without force, then close the retention arm. The common error is applying thermal paste before confirming the CPU sits flat, which can create air gaps.
What maintenance or replacement will the EPYC 4345P need later?
The processor itself has no serviceable parts. Plan to replace the thermal interface material whenever the cooler is removed, and verify the DDR5 5600 memory remains seated after transport or vibration.
What limit appears first on the EPYC 4345P under sustained load?
The 65 W thermal design power is the first ceiling. Prolonged all-core work at 3.8 GHz base clock will hit this envelope before the 5.5 GHz boost ceiling becomes relevant.
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