Xeon D-1848TER vs Xeon E-2378

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.

Xeon D-1848TER vs Xeon E-2378 FPS Benchmarks

Predicted gaming performance across popular games. Tested paired with GeForce RTX 5090 to isolate CPU performance.

Search any supported game below to compare 1080p FPS for both components.

Xeon D-1848TER vs Xeon E-2378: Pros, Cons & Final Verdict

See where each CPU makes more sense in practice: gaming, heavier work, platform cost, power draw, and upgrade path.

Xeon D-1848TER

2023

Why buy it

✅Draws 57W instead of 65W, a 8W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than Xeon E-2378 across 50 shared CPU benchmark tests.
❌Lower PassMark (16,952 vs 17,069).
❌No AVX-512 support for niche heavy compute workloads where it can matter.

Xeon E-2378

2021

Why buy it

✅Better for gaming: +28.1% higher average FPS across 50 shared CPU benchmark tests.
✅100+% more PCIe lanes (20 vs 0) for storage and expansion-heavy builds.
✅AVX-512 support for select workstation, AI, and scientific workloads.

Trade-offs

❌Launch MSRP is still $362 MSRP, while Xeon D-1848TER mostly shows up through inconsistent older-market listings.

Quick Answers

So, is Xeon E-2378 better than Xeon D-1848TER?

Yes. Xeon E-2378 is the better all-around CPU here. It gives you a 28.1% average FPS lead across 50 shared CPU game tests in our data and 0.7% better PassMark, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Xeon E-2378 is the better pick. According to our tests, it delivers 28.1% more average FPS across 50 shared CPU game tests.

Which one is better for streaming, content creation, and heavy multitasking?

For streaming, content creation, and heavier multitasking, Xeon E-2378 is the stronger fit. You are getting 0.7% better PassMark, backed by 8 cores and 16 threads.

Which one is the smarter buy today, not just the cheaper CPU?

Xeon E-2378 is the better buy right now. Xeon E-2378 comes in at an unclear MSRP at $362 MSRP versus unclear MSRP, and it still gives you a 28.1% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (47.2 vs 0.0 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

Which one is more future-proof for 2026 and beyond?

Xeon D-1848TER makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2023 vs 2021). That makes it the safer long-term bet.

Xeon D-1848TER vs Xeon E-2378 Technical Specifications

Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

Xeon D-1848TER

The Xeon D-1848TER is manufactured by Intel. It was released in 2015-01-01. It features 10 cores and 20 threads. Base frequency is 2 GHz, with boost up to 3.1 GHz. L3 cache: 15360 kB. Socket: FCBGA2227. Thermal design power (TDP): 57 Watt. Memory support: DDR4. Passmark benchmark score: 16,952 points. Launch price was $800.

Xeon E-2378

The Xeon E-2378 is manufactured by Intel. It was released in 2015-01-01. It is based on the Rocket Lake-E (2021) architecture. It features 8 cores and 16 threads. Base frequency is 2.6 GHz, with boost up to 4.8 GHz. L3 cache: 16 MB (total). L2 cache: 512K (per core). Built on 14 nm process technology. Socket: LGA1200. Thermal design power (TDP): 65 Watt. Memory support: DDR4-3200. Passmark benchmark score: 17,069 points. Launch price was $800.

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Processing Power

The Xeon D-1848TER packs 10 cores / 20 threads, while the Xeon E-2378 offers 8 cores / 16 threads — the Xeon D-1848TER has 2 more cores. Boost clocks reach 3.1 GHz on the Xeon D-1848TER versus 4.8 GHz on the Xeon E-2378 — a 43% clock advantage for the Xeon E-2378 (base: 2 GHz vs 2.6 GHz). The Xeon E-2378 is built on the Rocket Lake-E (2021) architecture. In PassMark, the Xeon D-1848TER scores 16,952 against the Xeon E-2378's 17,069 — a 0.7% lead for the Xeon E-2378. L3 cache: 15360 kB on the Xeon D-1848TER vs 16 MB (total) on the Xeon E-2378.

Feature	Xeon D-1848TER	Xeon E-2378
Cores / Threads	10 / 20+25%	8 / 16
Boost Clock	3.1 GHz	4.8 GHz+55%
Base Clock	2 GHz	2.6 GHz+30%
L3 Cache	15360 kB	16 MB (total)+7%
L2 Cache	—	512K (per core)
Process	—	14 nm
Architecture	—	Rocket Lake-E (2021)
PassMark	16,952	17,069
Geekbench 6 Single	—	1,821
Geekbench 6 Multi	—	9,986

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Memory & Platform

The Xeon D-1848TER uses the FCBGA2227 socket (PCIe 5.0), while the Xeon E-2378 uses LGA1200 (PCIe 4.0) — making them incompatible on the same motherboard.

Feature	Xeon D-1848TER	Xeon E-2378
Socket	FCBGA2227	LGA1200
PCIe Generation	PCIe 5.0+25%	PCIe 4.0
Max RAM Speed	—	DDR4-3200
Max RAM Capacity	—	128 GB
RAM Channels	—	2
ECC Support	—	Yes
PCIe Lanes	—	20