Celeron 2981U vs Ryzen 7 7800X3D

CPU

GPU

Celeron 2981U

2 Cores2 Thrd512 WWMax: 1.6 GHz2014

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Ryzen 7 7800X3D

8 Cores16 Thrd120 WWMax: 5 GHz2023

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Celeron 2981U vs Ryzen 7 7800X3D Performance Spectrum

Celeron 2981U

2 / 2

1,036

0.0%

34,293

+3210.1%

Ryzen Threadripper PRO 7965WX

Ryzen Threadripper 7970X

About PassMark

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.

Celeron 2981U vs Ryzen 7 7800X3D 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.

Celeron 2981U vs Ryzen 7 7800X3D: Pros, Cons & Final Verdict

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

Celeron 2981U

2014

Why buy it

✅Costs $312 less on MSRP ($137 MSRP vs $449 MSRP).

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 7 7800X3D across 28 shared CPU benchmark tests.
❌Lower PassMark (1,036 vs 34,293).
❌Lower PassMark per dollar, at 7.6 vs 76.4 PassMark/$ ($137 MSRP vs $449 MSRP).
❌326.7% higher power demand at 512W vs 120W.
❌Older platform position on FCBGA1168, while Ryzen 7 7800X3D moves to AM5 and DDR5.

Ryzen 7 7800X3D

2023

Why buy it

✅Better for gaming: +1008.7% higher average FPS across 28 shared CPU benchmark tests.
✅Delivers 910.0% more PassMark for each dollar spent, at 76.4 vs 7.6 PassMark/$ ($449 MSRP vs $137 MSRP).
✅Draws 120W instead of 512W, a 392W reduction.
✅Newer platform on AM5 with DDR5 support instead of FCBGA1168 and older memory support.
✅133.3% more PCIe lanes (28 vs 12) for storage and expansion-heavy builds.

Trade-offs

❌
227.7% HIGHER MSRP
$449 MSRPvs$137 MSRP

Quick Answers

So, is Ryzen 7 7800X3D better than Celeron 2981U?

Yes. Ryzen 7 7800X3D is the better all-around CPU here. It gives you a 1008.7% average FPS lead across 28 shared CPU game tests in our data, 3210.1% better PassMark, and the stronger long-term platform, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Ryzen 7 7800X3D is the better pick. According to our tests, it delivers 1008.7% more average FPS across 28 shared CPU game tests. It also has a clear cache advantage at 96 MB versus 2 MB.

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

For streaming, content creation, and heavier multitasking, Ryzen 7 7800X3D is the stronger fit. You are getting 3210.1% better PassMark, backed by 8 cores and 16 threads. It also has the larger cache pool with 4700% larger total L3 cache (96 MB vs 2 MB).

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

Ryzen 7 7800X3D is the better buy right now. Ryzen 7 7800X3D comes in 227.7% more expensive on MSRP at $449 MSRP versus $137 MSRP, and it still gives you a 1008.7% average FPS lead across 28 shared CPU game tests in our data. It is also 910.0% better value on MSRP (76.4 vs 7.6 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Ryzen 7 7800X3D makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2023 vs 2014), a healthier platform with AM5 and DDR5 instead of FCBGA1168, 3D V-Cache and a much larger 96 MB L3 cache instead of 2 MB, and more multi-core headroom with 8 cores / 16 threads instead of 2/2. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Celeron 2981U vs Ryzen 7 7800X3D Technical Specifications

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

Celeron 2981U

The Celeron 2981U is manufactured by Intel. It was released in 2007-01-01. It is based on the Haswell (2013−2015) architecture. It features 2 cores and 2 threads. Base frequency is 1.6 GHz, with boost up to 1.6 GHz. L3 cache: 2 MB. L2 cache: 512 kB. Built on 22 nm process technology. Socket: FCBGA1168. Thermal design power (TDP): 15 Watt. Memory support: DDR3. Passmark benchmark score: 1,036 points. Launch price was $69.

Ryzen 7 7800X3D

The Ryzen 7 7800X3D is manufactured by AMD. It was released in 4 January 2023 (2 years ago). It is based on the Raphael (Zen4) (2022−2023) architecture. It features 8 cores and 16 threads. Base frequency is 4.4 GHz, with boost up to 5 GHz. L3 cache: 96 MB (total). L2 cache: 1 MB (per core). Built on 5 nm process technology. Socket: AM5. Thermal design power (TDP): 120 Watt. Memory support: DDR5-5200. Passmark benchmark score: 34,293 points. Launch price was $449.

⚡

Processing Power

The Celeron 2981U packs 2 cores / 2 threads, while the Ryzen 7 7800X3D offers 8 cores / 16 threads — the Ryzen 7 7800X3D has 6 more cores. Boost clocks reach 1.6 GHz on the Celeron 2981U versus 5 GHz on the Ryzen 7 7800X3D — a 103% clock advantage for the Ryzen 7 7800X3D (base: 1.6 GHz vs 4.4 GHz). The Celeron 2981U uses the Haswell (2013−2015) architecture (22 nm), while the Ryzen 7 7800X3D uses Raphael (Zen4) (2022−2023) (5 nm). In PassMark, the Celeron 2981U scores 1,036 against the Ryzen 7 7800X3D's 34,293 — a 188.3% lead for the Ryzen 7 7800X3D. L3 cache: 2 MB on the Celeron 2981U vs 96 MB (total) on the Ryzen 7 7800X3D.

Feature	Celeron 2981U	Ryzen 7 7800X3D
Cores / Threads	2 / 2	8 / 16+300%
Boost Clock	1.6 GHz	5 GHz+213%
Base Clock	1.6 GHz	4.4 GHz+175%
L3 Cache	2 MB	96 MB (total)+4700%
L2 Cache	512 kB	1 MB (per core)+100%
Process	22 nm	5 nm-77%
Architecture	Haswell (2013−2015)	Raphael (Zen4) (2022−2023)
PassMark	1,036	34,293+3210%
Cinebench R23 Multi	—	18,500
Geekbench 6 Single	—	2,700
Geekbench 6 Multi	—	15,000

🧠

Memory & Platform

The Celeron 2981U uses the FCBGA1168 socket (PCIe 3.0), while the Ryzen 7 7800X3D uses AM5 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3L-1600 on the Celeron 2981U versus DDR5-5200 on the Ryzen 7 7800X3D — the Ryzen 7 7800X3D supports 225% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Ryzen 7 7800X3D supports up to 128 GB of RAM compared to 16 GB — 700% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 12 (Celeron 2981U) vs 28 (Ryzen 7 7800X3D) — the Ryzen 7 7800X3D offers 16 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Wildcat Point-LP (Celeron 2981U) and X670E,X670,B650E,B650,A620 (Ryzen 7 7800X3D).

Feature	Celeron 2981U	Ryzen 7 7800X3D
Socket	FCBGA1168	AM5
PCIe Generation	PCIe 3.0	PCIe 5.0+67%
Max RAM Speed	DDR3L-1600	DDR5-5200+225%
Max RAM Capacity	16 GB	128 GB+700%
RAM Channels	2	2
ECC Support	No	Yes
PCIe Lanes	12	28+133%

🔧

Advanced Features

Only the Ryzen 7 7800X3D has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Ryzen 7 7800X3D supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: VT-x (Celeron 2981U) vs AMD-V (Ryzen 7 7800X3D). Both include integrated graphics — HD Graphics (Haswell) (Celeron 2981U) and AMD Radeon Graphics (2-core) (Ryzen 7 7800X3D) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Celeron 2981U targets Budget, Ryzen 7 7800X3D targets Gaming. Direct competitor: Celeron 2981U rivals Pentium 2117U; Ryzen 7 7800X3D rivals Intel Core i7-14700K.

Feature	Celeron 2981U	Ryzen 7 7800X3D
Integrated GPU	Yes	Yes
IGPU Model	HD Graphics (Haswell)	AMD Radeon Graphics (2-core)
Unlocked	No	Yes
AVX-512	No	Yes
Virtualization	VT-x	AMD-V
Target Use	Budget	Gaming

💰

Value Analysis

At launch, the Celeron 2981U was priced at $137, while the Ryzen 7 7800X3D came in at $449. On launch pricing ($137 vs $449), Celeron 2981U was $312 cheaper. In terms of value on MSRP (PassMark points per dollar), the Celeron 2981U delivers 7.6 pts/$ vs 76.4 pts/$ for the Ryzen 7 7800X3D — making the Ryzen 7 7800X3D the 164% better value option.

Feature	Celeron 2981U	Ryzen 7 7800X3D
MSRP	$137-69%	$449
Performance per Dollar	7.6	76.4+905%
Release Date	2014	2023

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