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.

Head-to-Head Verdict, Benchmarks, Value & Long-Term Outlook

This comparison brings together gaming FPS, productivity performance, platform differences, power efficiency, pricing context, and upgrade path so you can see which CPU actually makes more sense.

Ryzen 7 7800X3D

2023

Why buy it

✅Better for gaming: +24.1% higher average FPS across 8 shared CPU benchmark tests.
✅Delivers 24.5% more PassMark for each dollar spent, at 76.4 vs 61.4 PassMark/$ ($449 MSRP vs $400 MSRP).
✅100+% more PCIe lanes (28 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with AMD Radeon Graphics (2-core), while Ryzen 7 7840U needs a discrete GPU.

Trade-offs

❌
12.3% HIGHER MSRP
$449 MSRPvs$400 MSRP
❌328.6% higher power demand at 120W vs 28W.

Ryzen 7 7840U

2023

Why buy it

✅Costs $49 less on MSRP ($400 MSRP vs $449 MSRP).
✅Draws 28W instead of 120W, a 92W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 7 7800X3D across 8 shared CPU benchmark tests.
❌Lower PassMark (24,547 vs 34,293).
❌Lower PassMark per dollar, at 61.4 vs 76.4 PassMark/$ ($400 MSRP vs $449 MSRP).
❌No integrated graphics, while Ryzen 7 7800X3D can still boot and troubleshoot without a discrete GPU.

Ryzen 7 7800X3D

2023

Ryzen 7 7840U

2023

Why buy it

✅Better for gaming: +24.1% higher average FPS across 8 shared CPU benchmark tests.
✅Delivers 24.5% more PassMark for each dollar spent, at 76.4 vs 61.4 PassMark/$ ($449 MSRP vs $400 MSRP).
✅100+% more PCIe lanes (28 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with AMD Radeon Graphics (2-core), while Ryzen 7 7840U needs a discrete GPU.

Why buy it

✅Costs $49 less on MSRP ($400 MSRP vs $449 MSRP).
✅Draws 28W instead of 120W, a 92W reduction.

Trade-offs

❌
12.3% HIGHER MSRP
$449 MSRPvs$400 MSRP
❌328.6% higher power demand at 120W vs 28W.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 7 7800X3D across 8 shared CPU benchmark tests.
❌Lower PassMark (24,547 vs 34,293).
❌Lower PassMark per dollar, at 61.4 vs 76.4 PassMark/$ ($400 MSRP vs $449 MSRP).
❌No integrated graphics, while Ryzen 7 7800X3D can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Ryzen 7 7800X3D better than Ryzen 7 7840U?

Yes. Ryzen 7 7800X3D is the better overall CPU here. You are getting a 24.1% average FPS lead across 8 shared CPU game tests in our data, 39.7% better PassMark, and the stronger long-term platform, which makes it the stronger all-around choice.

Which one is better for gaming?

If gaming is the priority, Ryzen 7 7800X3D is the better pick here. According to our tests, it delivers 24.1% more average FPS across 8 shared CPU game tests. It also has a big cache advantage at 96 MB vs 16 MB.

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

For streaming, content creation, and heavier multitasking, Ryzen 7 7800X3D is the better fit. You are getting 39.7% better PassMark, backed by 8 cores and 16 threads. It also carries the larger cache pool with 500% larger total L3 cache (96 MB vs 16 MB).

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

Ryzen 7 7800X3D is the smarter buy today. Ryzen 7 7800X3D is 12.3% more expensive on MSRP at $449 MSRP versus $400 MSRP, and it gives you a 24.1% average FPS lead across 8 shared CPU game tests in our data. It is also 24.5% better value on MSRP (76.4 vs 61.4 PassMark/$), so the better CPU is not just faster, it is also the cleaner value play on paper.

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

Ryzen 7 7800X3D is the more future-proof choice for 2026 and beyond. You are getting 3D V-Cache and a much larger 96 MB L3 cache instead of 16 MB and more multi-core headroom with 8 cores / 16 threads instead of 8/16. That should give you a better long-term upgrade path for motherboard, RAM, and future CPU swaps.

Games Benchmarks

Paired with RTX 4090

To accurately isolate CPU performance, all benchmarks below use an NVIDIA RTX 4090 as the reference GPU. This eliminates GPU-side bottlenecks and highlights pure processing throughput differences between the CPUs.

Note: Real-world results may vary based on your actual GPU. CPU performance impact is more visible in processing-intensive titles and high-refresh-rate gaming scenarios.

Ryzen 7 7800X3D Benchmark Check

Ryzen 7 7840U Benchmark Check

Path of Exile 2

Preset	Ryzen 7 7800X3D	Ryzen 7 7840U
1080p
low	266 FPS	257 FPS
medium	247 FPS	237 FPS
high	211 FPS	200 FPS
ultra	186 FPS	173 FPS
1440p
low	258 FPS	228 FPS
medium	215 FPS	191 FPS
high	171 FPS	155 FPS
ultra	154 FPS	138 FPS
4K
low	179 FPS	159 FPS
medium	149 FPS	134 FPS
high	112 FPS	104 FPS
ultra	100 FPS	92 FPS

Open Ryzen 7 7800X3D Open Ryzen 7 7840U

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Ryzen 7 7800X3D	Ryzen 7 7840U
1080p
low	857 FPS	477 FPS
medium	737 FPS	395 FPS
high	580 FPS	342 FPS
ultra	493 FPS	306 FPS
1440p
low	722 FPS	417 FPS
medium	611 FPS	364 FPS
high	500 FPS	315 FPS
ultra	398 FPS	270 FPS
4K
low	396 FPS	275 FPS
medium	339 FPS	251 FPS
high	315 FPS	238 FPS
ultra	273 FPS	206 FPS

Open Ryzen 7 7800X3D Open Ryzen 7 7840U

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Ryzen 7 7800X3D	Ryzen 7 7840U
1080p
low	857 FPS	614 FPS
medium	857 FPS	614 FPS
high	857 FPS	614 FPS
ultra	857 FPS	595 FPS
1440p
low	857 FPS	614 FPS
medium	851 FPS	614 FPS
high	786 FPS	526 FPS
ultra	656 FPS	452 FPS
4K
low	558 FPS	525 FPS
medium	479 FPS	459 FPS
high	427 FPS	407 FPS
ultra	362 FPS	345 FPS

Open Ryzen 7 7800X3D Open Ryzen 7 7840U

League of Legends

League of Legends

Valorant

Preset	Ryzen 7 7800X3D	Ryzen 7 7840U
1080p
low	857 FPS	614 FPS
medium	857 FPS	614 FPS
high	857 FPS	614 FPS
ultra	782 FPS	614 FPS
1440p
low	857 FPS	614 FPS
medium	760 FPS	614 FPS
high	669 FPS	614 FPS
ultra	576 FPS	549 FPS
4K
low	618 FPS	560 FPS
medium	556 FPS	502 FPS
high	495 FPS	447 FPS
ultra	428 FPS	384 FPS

Open Ryzen 7 7800X3D Open Ryzen 7 7840U

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Ryzen 7 7800X3D and Ryzen 7 7840U

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.

Ryzen 7 7840U

The Ryzen 7 7840U is manufactured by AMD. It was released in Maio 2023 (2 years ago). It is based on the Phoenix-U (Zen 4) (2023) architecture. It features 8 cores and 16 threads. Base frequency is 3.3 GHz, with boost up to 5.1 GHz. L3 cache: 16 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: FP8. Thermal design power (TDP): 28 Watt. Memory support: DDR5-5600. Passmark benchmark score: 24,547 points. Launch price was $299.

⚡

Processing Power

Both the Ryzen 7 7800X3D and Ryzen 7 7840U share an identical 8-core/16-thread configuration. Boost clocks reach 5 GHz on the Ryzen 7 7800X3D versus 5.1 GHz on the Ryzen 7 7840U — a 2% clock advantage for the Ryzen 7 7840U (base: 4.4 GHz vs 3.3 GHz). The Ryzen 7 7800X3D uses the Raphael (Zen4) (2022−2023) architecture (5 nm), while the Ryzen 7 7840U uses Phoenix-U (Zen 4) (2023) (4 nm). In PassMark, the Ryzen 7 7800X3D scores 34,293 against the Ryzen 7 7840U's 24,547 — a 33.1% lead for the Ryzen 7 7800X3D. L3 cache: 96 MB (total) on the Ryzen 7 7800X3D vs 16 MB (total) on the Ryzen 7 7840U.

Feature	Ryzen 7 7800X3D	Ryzen 7 7840U
Cores / Threads	8 / 16	8 / 16
Boost Clock	5 GHz	5.1 GHz+2%
Base Clock	4.4 GHz+33%	3.3 GHz
L3 Cache	96 MB (total)+500%	16 MB (total)
L2 Cache	1 MB (per core)	1 MB (per core)
Process	5 nm	4 nm-20%
Architecture	Raphael (Zen4) (2022−2023)	Phoenix-U (Zen 4) (2023)
PassMark	34,293+40%	24,547
Cinebench R23 Multi	18,500	—
Geekbench 6 Single	2,700	—
Geekbench 6 Multi	15,000	—

🧠

Memory & Platform

The Ryzen 7 7800X3D uses the AM5 socket (PCIe 5.0), while the Ryzen 7 7840U uses FP8 (PCIe 4.0) — making them incompatible on the same motherboard.

Feature	Ryzen 7 7800X3D	Ryzen 7 7840U
Socket	AM5	FP8
PCIe Generation	PCIe 5.0+25%	PCIe 4.0
Max RAM Speed	DDR5-5200	—
Max RAM Capacity	128 GB	—
RAM Channels	2	—
ECC Support	Yes	—
PCIe Lanes	28	—

🔧

Advanced Features

Virtualization: AMD-V (Ryzen 7 7800X3D) / not specified (Ryzen 7 7840U). The Ryzen 7 7800X3D includes integrated graphics (AMD Radeon Graphics (2-core)), while the Ryzen 7 7840U requires a dedicated GPU. Primary use case: Ryzen 7 7800X3D targets Gaming. Direct competitor: Ryzen 7 7800X3D rivals Intel Core i7-14700K.

Feature	Ryzen 7 7800X3D	Ryzen 7 7840U
Integrated GPU	Yes	—
IGPU Model	AMD Radeon Graphics (2-core)	—
Unlocked	Yes	—
AVX-512	Yes	—
Virtualization	AMD-V	—
Target Use	Gaming	—

💰

Value Analysis

The Ryzen 7 7800X3D launched at $449 MSRP, while the Ryzen 7 7840U debuted at $400. On MSRP ($449 vs $400), the Ryzen 7 7840U is $49 cheaper. In terms of value on MSRP (PassMark points per dollar), the Ryzen 7 7800X3D delivers 76.4 pts/$ vs 61.4 pts/$ for the Ryzen 7 7840U — making the Ryzen 7 7800X3D the 21.8% better value option.