Core i7-3940XM vs Xeon Gold 6348H

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.

Core i7-3940XM vs Xeon Gold 6348H 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.

Core i7-3940XM vs Xeon Gold 6348H: Pros, Cons & Final Verdict

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

Core i7-3940XM

2012

Why buy it

✅Draws 55W instead of 165W, a 110W reduction.
✅100+% more PCIe lanes (16 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with HD Graphics 4000, while Xeon Gold 6348H needs a discrete GPU.

Trade-offs

❌Worse for gaming: lower average FPS than Xeon Gold 6348H across 50 shared CPU benchmark tests.
❌Lower PassMark (5,957 vs 5,967).
❌Smaller total L3 cache (8 MB vs 33 MB).
❌Less compelling for workstation-style loads than Xeon Gold 6348H, which brings 24 cores / 48 threads.

Xeon Gold 6348H

2021

Why buy it

✅Better for gaming: +15.7% higher average FPS across 50 shared CPU benchmark tests.
✅+312.5% larger total L3 cache (33 MB vs 8 MB).
✅Better for workstations and heavier parallel workloads: 24 cores / 48 threads.

Trade-offs

❌200% higher power demand at 165W vs 55W.
❌No integrated graphics, while Core i7-3940XM can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Xeon Gold 6348H better than Core i7-3940XM?

Not really, because they are built for different jobs. Xeon Gold 6348H makes more sense for workstation-style multi-core throughput, while Core i7-3940XM is the more practical desktop choice for gaming, platform cost, and everyday use.

Which one is better for gaming?

If gaming is the priority, Xeon Gold 6348H is the better pick. According to our tests, it delivers 15.7% 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 Gold 6348H is the stronger fit. You are getting 0.2% better PassMark, backed by 24 cores and 48 threads. It also has the larger cache pool with 312.5% larger total L3 cache (33 MB vs 8 MB).

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

Xeon Gold 6348H still makes the most sense overall. Xeon Gold 6348H comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 15.7% average FPS lead across 50 shared CPU game tests in our data.

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

Xeon Gold 6348H makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2021 vs 2012), 312.5% larger total L3 cache (33 MB vs 8 MB), and more multi-core headroom with 24 cores / 48 threads instead of 4/8. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Core i7-3940XM vs Xeon Gold 6348H Technical Specifications

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

Core i7-3940XM

The Core i7-3940XM is manufactured by Intel. It was released in 3 September 2012 (13 years ago). It is based on the Ivy Bridge (2012−2013) architecture. It features 4 cores and 8 threads. Base frequency is 3 GHz, with boost up to 3.9 GHz. L3 cache: 8 MB (total). L2 cache: 256K (per core). Built on 22 nm process technology. Socket: PGA988. Thermal design power (TDP): 55 Watt. Memory support: DDR3. Passmark benchmark score: 5,957 points. Launch price was $1,096.

Xeon Gold 6348H

The Xeon Gold 6348H is manufactured by Intel. It was released in 2015-01-01. It is based on the Cooper Lake-SP (2021) architecture. It features 24 cores and 48 threads. Base frequency is 2.3 GHz, with boost up to 4.2 GHz. L3 cache: 33 MB (total). L2 cache: 1 MB (per core). Built on 14 nm process technology. Socket: LGA4189. Thermal design power (TDP): 165 Watt. Memory support: DDR4 RDIMM. Passmark benchmark score: 5,967 points. Launch price was $800.

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Processing Power

The Core i7-3940XM packs 4 cores / 8 threads, while the Xeon Gold 6348H offers 24 cores / 48 threads — the Xeon Gold 6348H has 20 more cores. Boost clocks reach 3.9 GHz on the Core i7-3940XM versus 4.2 GHz on the Xeon Gold 6348H — a 7.4% clock advantage for the Xeon Gold 6348H (base: 3 GHz vs 2.3 GHz). The Core i7-3940XM uses the Ivy Bridge (2012−2013) architecture (22 nm), while the Xeon Gold 6348H uses Cooper Lake-SP (2021) (14 nm). In PassMark, the Core i7-3940XM scores 5,957 against the Xeon Gold 6348H's 5,967 — a 0.2% lead for the Xeon Gold 6348H. L3 cache: 8 MB (total) on the Core i7-3940XM vs 33 MB (total) on the Xeon Gold 6348H.

Feature	Core i7-3940XM	Xeon Gold 6348H
Cores / Threads	4 / 8	24 / 48+500%
Boost Clock	3.9 GHz	4.2 GHz+8%
Base Clock	3 GHz+30%	2.3 GHz
L3 Cache	8 MB (total)	33 MB (total)+313%
L2 Cache	256K (per core)+25500%	1 MB (per core)
Process	22 nm	14 nm-36%
Architecture	Ivy Bridge (2012−2013)	Cooper Lake-SP (2021)
PassMark	5,957	5,967
Geekbench 6 Single	720	—

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Memory & Platform

The Core i7-3940XM uses the PGA988 socket (PCIe 3.0), while the Xeon Gold 6348H uses LGA4189 (PCIe 4.0) — making them incompatible on the same motherboard.

Feature	Core i7-3940XM	Xeon Gold 6348H
Socket	PGA988	LGA4189
PCIe Generation	PCIe 3.0	PCIe 4.0+33%
Max RAM Speed	DDR3-1600	—
Max RAM Capacity	32 GB	—
RAM Channels	2	—
ECC Support	No	—
PCIe Lanes	16	—

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Advanced Features

Virtualization: VT-x, VT-d, EPT (Core i7-3940XM) / not specified (Xeon Gold 6348H). The Core i7-3940XM includes integrated graphics (HD Graphics 4000), while the Xeon Gold 6348H requires a dedicated GPU. Primary use case: Core i7-3940XM targets Extreme Performance Laptop. Direct competitor: Core i7-3940XM rivals A10-5750M.