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 8840HX

2025

Why buy it

✅+77.8% larger total L3 cache (64 MB vs 36 MB).
✅Draws 55W instead of 185W, a 130W reduction.
✅Newer platform on FL1 with DDR5 support instead of LGA4189 and DDR4.
✅Integrated graphics onboard with AMD Radeon 780M, while Xeon Gold 6312U needs a discrete GPU.

Trade-offs

❌Worse for gaming: lower average FPS than Xeon Gold 6312U across 2 shared CPU benchmark tests.
❌Lower PassMark (42,275 vs 42,443).
❌Less compelling for workstation-style loads than Xeon Gold 6312U, which brings 24 cores / 48 threads and 64 PCIe lanes.

Xeon Gold 6312U

2021

Why buy it

✅Better for gaming: +7.4% higher average FPS across 2 shared CPU benchmark tests.
✅Better for workstations and heavier parallel workloads: 24 cores / 48 threads, plus 64 PCIe lanes vs 28.
✅128.6% more PCIe lanes (64 vs 28) for storage and expansion-heavy builds.

Trade-offs

❌Smaller total L3 cache (36 MB vs 64 MB).
❌Launch MSRP is still $1,645 MSRP, while Ryzen 7 8840HX mostly shows up through inconsistent older-market listings.
❌236.4% higher power demand at 185W vs 55W.
❌Older platform position on LGA4189 with DDR4, while Ryzen 7 8840HX moves to FL1 and DDR5.
❌No integrated graphics, while Ryzen 7 8840HX can still boot and troubleshoot without a discrete GPU.

Ryzen 7 8840HX

2025

Xeon Gold 6312U

2021

Why buy it

✅+77.8% larger total L3 cache (64 MB vs 36 MB).
✅Draws 55W instead of 185W, a 130W reduction.
✅Newer platform on FL1 with DDR5 support instead of LGA4189 and DDR4.
✅Integrated graphics onboard with AMD Radeon 780M, while Xeon Gold 6312U needs a discrete GPU.

Why buy it

✅Better for gaming: +7.4% higher average FPS across 2 shared CPU benchmark tests.
✅Better for workstations and heavier parallel workloads: 24 cores / 48 threads, plus 64 PCIe lanes vs 28.
✅128.6% more PCIe lanes (64 vs 28) for storage and expansion-heavy builds.

Trade-offs

❌Worse for gaming: lower average FPS than Xeon Gold 6312U across 2 shared CPU benchmark tests.
❌Lower PassMark (42,275 vs 42,443).
❌Less compelling for workstation-style loads than Xeon Gold 6312U, which brings 24 cores / 48 threads and 64 PCIe lanes.

Trade-offs

❌Smaller total L3 cache (36 MB vs 64 MB).
❌Launch MSRP is still $1,645 MSRP, while Ryzen 7 8840HX mostly shows up through inconsistent older-market listings.
❌236.4% higher power demand at 185W vs 55W.
❌Older platform position on LGA4189 with DDR4, while Ryzen 7 8840HX moves to FL1 and DDR5.
❌No integrated graphics, while Ryzen 7 8840HX can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Xeon Gold 6312U better than Ryzen 7 8840HX?

Not in a simple one-size-fits-all way. Xeon Gold 6312U makes more sense for workstation-style multi-core throughput, while Ryzen 7 8840HX is the better mainstream desktop choice for gaming, platform cost, and day-to-day practicality.

Which one is better for gaming?

If gaming is the priority, Xeon Gold 6312U is the better pick here. According to our tests, it delivers 7.4% more average FPS across 2 shared CPU game tests.

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

For streaming, content creation, and heavier multitasking, Xeon Gold 6312U is the better fit. You are getting 0.4% better PassMark, backed by 24 cores and 48 threads.

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

Xeon Gold 6312U is the smarter buy today. Xeon Gold 6312U is at an unclear MSRP at $1,645 MSRP versus unclear MSRP, and it gives you a 7.4% average FPS lead across 2 shared CPU game tests in our data. It is also 100.0% better value on MSRP (25.8 vs 0.0 PassMark/$), 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 8840HX is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2025 vs 2021), a healthier platform with FL1 and DDR5 instead of LGA4189, and 77.8% larger total L3 cache (64 MB vs 36 MB). 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 8840HX Benchmark Check

Xeon Gold 6312U Benchmark Check

Path of Exile 2

Preset	Ryzen 7 8840HX	Xeon Gold 6312U
1080p
low	267 FPS	190 FPS
medium	244 FPS	154 FPS
high	207 FPS	126 FPS
ultra	180 FPS	98 FPS
1440p
low	252 FPS	157 FPS
medium	206 FPS	123 FPS
high	162 FPS	96 FPS
ultra	146 FPS	76 FPS
4K
low	175 FPS	72 FPS
medium	143 FPS	60 FPS
high	107 FPS	47 FPS
ultra	96 FPS	39 FPS

Open Ryzen 7 8840HX Open Xeon Gold 6312U

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Ryzen 7 8840HX	Xeon Gold 6312U
1080p
low	654 FPS	412 FPS
medium	566 FPS	361 FPS
high	427 FPS	293 FPS
ultra	367 FPS	234 FPS
1440p
low	554 FPS	353 FPS
medium	494 FPS	314 FPS
high	384 FPS	262 FPS
ultra	303 FPS	201 FPS
4K
low	312 FPS	219 FPS
medium	283 FPS	198 FPS
high	250 FPS	167 FPS
ultra	212 FPS	134 FPS

Open Ryzen 7 8840HX Open Xeon Gold 6312U

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Ryzen 7 8840HX	Xeon Gold 6312U
1080p
low	847 FPS	971 FPS
medium	677 FPS	849 FPS
high	599 FPS	803 FPS
ultra	514 FPS	712 FPS
1440p
low	676 FPS	774 FPS
medium	541 FPS	668 FPS
high	468 FPS	631 FPS
ultra	397 FPS	560 FPS
4K
low	483 FPS	497 FPS
medium	400 FPS	393 FPS
high	360 FPS	349 FPS
ultra	302 FPS	285 FPS

Open Ryzen 7 8840HX Open Xeon Gold 6312U

League of Legends

League of Legends

Valorant

Preset	Ryzen 7 8840HX	Xeon Gold 6312U
1080p
low	1057 FPS	966 FPS
medium	966 FPS	875 FPS
high	843 FPS	756 FPS
ultra	760 FPS	646 FPS
1440p
low	842 FPS	757 FPS
medium	747 FPS	664 FPS
high	652 FPS	570 FPS
ultra	566 FPS	484 FPS
4K
low	619 FPS	547 FPS
medium	553 FPS	487 FPS
high	487 FPS	428 FPS
ultra	421 FPS	367 FPS

Open Ryzen 7 8840HX Open Xeon Gold 6312U

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Ryzen 7 8840HX and Xeon Gold 6312U

Ryzen 7 8840HX

The Ryzen 7 8840HX is manufactured by AMD. It was released in 23 April 2025 (less than a year ago). It is based on the Dragon Range (2025) architecture. It features 12 cores and 24 threads. Base frequency is 2.9 GHz, with boost up to 5.1 GHz. L3 cache: 64 MB (total). L2 cache: 1 MB (per core). Built on 5 nm process technology. Socket: FL1. Thermal design power (TDP): 55 Watt. Memory support: DDR5. Passmark benchmark score: 42,275 points. Launch price was $499.

Xeon Gold 6312U

The Xeon Gold 6312U is manufactured by Intel. It was released in 2015-01-01. It is based on the Ice Lake-SP (2021) architecture. It features 24 cores and 48 threads. Base frequency is 2.4 GHz, with boost up to 3.6 GHz. L3 cache: 36 MB (total). L2 cache: 1 MB (per core). Built on 10 nm process technology. Socket: LGA4189. Thermal design power (TDP): 185 Watt. Memory support: DDR4-3200. Passmark benchmark score: 42,443 points. Launch price was $800.

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Processing Power

The Ryzen 7 8840HX packs 12 cores / 24 threads, while the Xeon Gold 6312U offers 24 cores / 48 threads — the Xeon Gold 6312U has 12 more cores. Boost clocks reach 5.1 GHz on the Ryzen 7 8840HX versus 3.6 GHz on the Xeon Gold 6312U — a 34.5% clock advantage for the Ryzen 7 8840HX (base: 2.9 GHz vs 2.4 GHz). The Ryzen 7 8840HX uses the Dragon Range (2025) architecture (5 nm), while the Xeon Gold 6312U uses Ice Lake-SP (2021) (10 nm). In PassMark, the Ryzen 7 8840HX scores 42,275 against the Xeon Gold 6312U's 42,443 — a 0.4% lead for the Xeon Gold 6312U. L3 cache: 64 MB (total) on the Ryzen 7 8840HX vs 36 MB (total) on the Xeon Gold 6312U.

Feature	Ryzen 7 8840HX	Xeon Gold 6312U
Cores / Threads	12 / 24	24 / 48+100%
Boost Clock	5.1 GHz+42%	3.6 GHz
Base Clock	2.9 GHz+21%	2.4 GHz
L3 Cache	64 MB (total)+78%	36 MB (total)
L2 Cache	1 MB (per core)	1 MB (per core)
Process	5 nm-50%	10 nm
Architecture	Dragon Range (2025)	Ice Lake-SP (2021)
PassMark	42,275	42,443

🧠

Memory & Platform

The Ryzen 7 8840HX uses the FL1 socket (PCIe 5.0), while the Xeon Gold 6312U uses LGA4189 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 5600 on the Ryzen 7 8840HX versus 3200 on the Xeon Gold 6312U — the Ryzen 7 8840HX supports 54.5% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon Gold 6312U supports up to 6144 of RAM compared to 64 — 195.9% more capacity for professional workloads. Memory channels: 2 (Ryzen 7 8840HX) vs 8 (Xeon Gold 6312U). PCIe lanes: 28 (Ryzen 7 8840HX) vs 64 (Xeon Gold 6312U) — the Xeon Gold 6312U offers 36 more lanes for additional GPUs or NVMe drives. Chipset compatibility: FP8,FP7 (Ryzen 7 8840HX) and C621A (Xeon Gold 6312U).

Feature	Ryzen 7 8840HX	Xeon Gold 6312U
Socket	FL1	LGA4189
PCIe Generation	PCIe 5.0+25%	PCIe 4.0
Max RAM Speed	5600+75%	3200
Max RAM Capacity	64	6144+9500%
RAM Channels	2	8+300%
ECC Support	Yes	Yes
PCIe Lanes	28	64+129%

🔧

Advanced Features

Neither processor supports overclocking. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Virtualization support: VT-x, VT-d, AMD-V (Ryzen 7 8840HX) vs VT-x, VT-d (Xeon Gold 6312U). The Ryzen 7 8840HX includes integrated graphics (AMD Radeon 780M), while the Xeon Gold 6312U requires a dedicated GPU. Direct competitor: Ryzen 7 8840HX rivals Core i7-13700H; Xeon Gold 6312U rivals EPYC 7413.