Intel Xeon E-2456
Expert rating7.8 / 10
- Brand:
- Intel
- Form Factor:
- Desktop
- CPU Socket:
- Socket 1700
- Core/Thread Count:
- 6C/12T
- TDP:
- 65W
- iGPU:
- Intel UHD Graphics P750
- CPU Series:
- Xeon E
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Manufacturer: Intel Last updated: 2026-09-12
Intel Xeon E-2456 Review
Intel Xeon E-2456 6-core 12-thread server processor, 3.3GHz base / 4.2GHz boost, 65W TDP, Socket 1700 socket
The Intel Xeon E-2456 is an entry-level single-socket server and workstation processor for small business infrastructure. It pairs 6 cores and 12 threads with a 3.3GHz base clock that boosts up to 4.2GHz and Intel UHD Graphics P750 graphics, all within a 65W envelope.
Performance and Architecture
With 6 cores and 12 threads, the Intel Xeon E-2456 runs a 3.3GHz base clock that boosts up to 4.2GHz, backed by 10MB of L3 cache and Intel UHD Graphics P750 graphics.
Platform and Deployment
The Intel Xeon E-2456 uses the Socket 1700 platform in a 65W envelope, positioned as an entry-level single-socket server and workstation processor for small business infrastructure.
Comparison to Alternatives
Within the Xeon E lineup in this catalog, the Intel Xeon E-2456 sits at the 6-core tier, differentiated by clock speed, TDP, and socket. Against AMD's Ryzen and EPYC processors in this catalog at a similar tier, Intel's Xeon E competes on platform ecosystem and per-core efficiency, while against Intel's own Core Ultra and Xeon 6 parts in this catalog it targets a narrower, more specialized deployment niche.
Specifications
Identity
| Model Number | E-2456 |
|---|---|
| Codename | Raptor Lake-E |
| Release Year | 2023 |
Segment and platform
| Market Segment | Server |
|---|---|
| Socket | LGA1700 |
| Socket Status | Current |
| Process Node | 10 nm |
Core configuration
| Total Cores | 6 |
|---|---|
| Performance Cores | 6 |
| Efficiency Cores | 0 |
| Total Threads | 12 |
| SMT Enabled | Yes |
Clock speeds
| P-Core Base Clock | 3.3 GHz |
|---|---|
| P-Core Boost Clock | 5.1 GHz |
Cache
| L2 Cache | 12 MB |
|---|---|
| L3 Cache | 18 MB |
Power and thermal
| Base Power | 80 W |
|---|---|
| Max Operating Temp | 100 C |
Memory
| Memory Type | DDR5 |
|---|---|
| Max Memory Speed | 4800 MT/s |
| Memory Channels | 2 |
| Max Memory Capacity | 128 GB |
| ECC Support | Yes |
Graphics and AI
| Integrated Graphics | No |
|---|---|
| Copilot Plus Certified | No |
Expansion
| PCIe Generation | PCIe 5.0 |
|---|---|
| PCIe Lanes | 20 |
Commercial
| Launch MSRP | 375 USD |
|---|---|
| Retail Availability | Tray OEM |
| Form Factor | Desktop |
|---|---|
| TDP | 65 W |
| iGPU | Intel UHD Graphics P750 |
Measured results
SPEC CPU 2017
Best published result on spec.org as of 23 Sept 2026.
| SPECrate® 2017 Integer (base) | 79.8 |
Cores 6 · Tested in ASUS RS300-E12-RS4 (3.30 GHz, Intel Xeon E-2456) · Published by ASUSTeK Computer Inc., May-2024
Full disclosure on spec.org| SPECrate® 2017 Floating Point (base) | 101 |
Cores 6 · Tested in ASUS RS300-E12-RS4 (3.30 GHz, Intel Xeon E-2456) · Published by ASUSTeK Computer Inc., May-2024
Full disclosure on spec.orgSPEC®, SPECrate® and SPECspeed® are registered trademarks of the Standard Performance Evaluation Corporation. Copied by permission of the Standard Performance Evaluation Corporation (SPEC). Results retrieved from www.spec.org on 23 Sept 2026.
Expert Review
Reviewed by Burooj Alam. Rated by us, not by users.
Expert rating7.8 / 10
The Intel Xeon E-2456 is a capable single-socket entry server chip, best for small deployments rather than heavy multi-socket workloads.
Best for
- Small business servers
- Entry-level workstations
- Single-socket deployments
Not for
- Multi-socket data centers
- Gaming builds
- Battery-powered devices
FAQs
What are the key specifications of the Intel Xeon E-2456?
The Intel Xeon E-2456 is a processor from Intel. Key specs: Cores 6, Threads 12, Base Clock 3.3 GHz, Boost Clock 4.2 GHz, L3 Cache 10.
Will the Intel Xeon E-2456 work with my current setup?
The Intel Xeon E-2456 lists Socket is Socket 1700. Check that against the hardware you already own before buying, since this is the field that most often decides whether a part fits.
Who is the Intel Xeon E-2456 best suited to?
It suits small business servers, entry-level workstations, single-socket deployments.
What are the drawbacks of the Intel Xeon E-2456?
It is a poor fit for multi-socket data centers, gaming builds, battery-powered devices.