Core i7-11700B vs EPYC 7281

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.

Core i7-11700B

2021

Why buy it

✅Better for gaming: +4.3% higher average FPS across 50 shared CPU benchmark tests.
✅Draws 65W instead of 155W, a 90W reduction.
✅100+% more PCIe lanes (20 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with Intel UHD Graphics 750, while EPYC 7281 needs a discrete GPU.

Trade-offs

❌Lower PassMark (21,581 vs 21,621).
❌Smaller total L3 cache (24 MB vs 32 MB).
❌Less compelling for workstation-style loads than EPYC 7281, which brings 16 cores / 32 threads.
❌Launch MSRP is still $323 MSRP, while EPYC 7281 mostly shows up through inconsistent older-market listings.

EPYC 7281

2017

Why buy it

✅+0.2% higher PassMark.
✅+33.3% larger total L3 cache (32 MB vs 24 MB).
✅Better for workstations and heavier parallel workloads: 16 cores / 32 threads.

Trade-offs

❌Worse for gaming: lower average FPS than Core i7-11700B across 50 shared CPU benchmark tests.
❌138.5% higher power demand at 155W vs 65W.
❌No integrated graphics, while Core i7-11700B can still boot and troubleshoot without a discrete GPU.

Core i7-11700B

2021

EPYC 7281

2017

Why buy it

✅Better for gaming: +4.3% higher average FPS across 50 shared CPU benchmark tests.
✅Draws 65W instead of 155W, a 90W reduction.
✅100+% more PCIe lanes (20 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with Intel UHD Graphics 750, while EPYC 7281 needs a discrete GPU.

Why buy it

✅+0.2% higher PassMark.
✅+33.3% larger total L3 cache (32 MB vs 24 MB).
✅Better for workstations and heavier parallel workloads: 16 cores / 32 threads.

Trade-offs

❌Lower PassMark (21,581 vs 21,621).
❌Smaller total L3 cache (24 MB vs 32 MB).
❌Less compelling for workstation-style loads than EPYC 7281, which brings 16 cores / 32 threads.
❌Launch MSRP is still $323 MSRP, while EPYC 7281 mostly shows up through inconsistent older-market listings.

Trade-offs

❌Worse for gaming: lower average FPS than Core i7-11700B across 50 shared CPU benchmark tests.
❌138.5% higher power demand at 155W vs 65W.
❌No integrated graphics, while Core i7-11700B can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Core i7-11700B better than EPYC 7281?

Not in a simple one-size-fits-all way. EPYC 7281 makes more sense for workstation-style multi-core throughput, while Core i7-11700B is the better mainstream desktop choice for gaming, platform cost, and day-to-day practicality.

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

For streaming, content creation, and heavier multitasking, EPYC 7281 is the better fit. You are getting 0.2% better PassMark, backed by 16 cores and 32 threads. It also carries the larger cache pool with 33.3% larger total L3 cache (32 MB vs 24 MB).

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

Core i7-11700B is the smarter buy today. Core i7-11700B is at an unclear MSRP at $323 MSRP versus unclear MSRP, and it gives you a 4.3% average FPS lead across 50 shared CPU game tests in our data. The trade-off is that EPYC 7281 is still stronger for heavier multi-core work with 0.2% better PassMark. It is also 100.0% better value on MSRP (66.8 vs 0.0 PassMark/$), 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?

Core i7-11700B is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2021 vs 2017) and AVX-512 support for heavier modern compute workloads. That makes it the safer long-term pick.

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.

Core i7-11700B Benchmark Check

EPYC 7281 Benchmark Check

Path of Exile 2

Preset	Core i7-11700B	EPYC 7281
1080p
low	250 FPS	175 FPS
medium	231 FPS	154 FPS
high	194 FPS	125 FPS
ultra	167 FPS	99 FPS
1440p
low	222 FPS	140 FPS
medium	186 FPS	118 FPS
high	151 FPS	93 FPS
ultra	133 FPS	74 FPS
4K
low	155 FPS	66 FPS
medium	131 FPS	59 FPS
high	101 FPS	46 FPS
ultra	89 FPS	36 FPS

Open Core i7-11700B Open EPYC 7281

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Core i7-11700B	EPYC 7281
1080p
low	540 FPS	188 FPS
medium	490 FPS	170 FPS
high	410 FPS	147 FPS
ultra	374 FPS	122 FPS
1440p
low	477 FPS	163 FPS
medium	421 FPS	150 FPS
high	365 FPS	131 FPS
ultra	317 FPS	108 FPS
4K
low	294 FPS	107 FPS
medium	262 FPS	99 FPS
high	247 FPS	87 FPS
ultra	219 FPS	70 FPS

Open Core i7-11700B Open EPYC 7281

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Core i7-11700B	EPYC 7281
1080p
low	540 FPS	541 FPS
medium	540 FPS	511 FPS
high	488 FPS	461 FPS
ultra	388 FPS	393 FPS
1440p
low	540 FPS	511 FPS
medium	501 FPS	427 FPS
high	426 FPS	375 FPS
ultra	346 FPS	319 FPS
4K
low	430 FPS	379 FPS
medium	369 FPS	303 FPS
high	325 FPS	267 FPS
ultra	260 FPS	217 FPS

Open Core i7-11700B Open EPYC 7281

League of Legends

League of Legends

Valorant

Preset	Core i7-11700B	EPYC 7281
1080p
low	540 FPS	541 FPS
medium	540 FPS	541 FPS
high	540 FPS	541 FPS
ultra	540 FPS	521 FPS
1440p
low	540 FPS	541 FPS
medium	540 FPS	541 FPS
high	540 FPS	471 FPS
ultra	492 FPS	397 FPS
4K
low	522 FPS	424 FPS
medium	469 FPS	385 FPS
high	417 FPS	344 FPS
ultra	358 FPS	295 FPS

Open Core i7-11700B Open EPYC 7281

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Core i7-11700B and EPYC 7281

Core i7-11700B

The Core i7-11700B is manufactured by Intel. It was released in 11 May 2021 (4 years ago). It is based on the Tiger Lake-H (2021) architecture. It features 8 cores and 16 threads. Base frequency is 3.2 GHz, with boost up to 4.8 GHz. L3 cache: 24 MB (total). L2 cache: 1.25 MB (per core). Built on 10 nm SuperFin process technology. Socket: FCBGA1787. Thermal design power (TDP): 65 Watt. Memory support: Up to 3200 MT/s. Passmark benchmark score: 21,581 points. Launch price was $299.

EPYC 7281

The EPYC 7281 is manufactured by AMD. It was released in 29 June 2017 (8 years ago). It is based on the Naples (2017−2018) architecture. It features 16 cores and 32 threads. Base frequency is 2.1 GHz, with boost up to 2.7 GHz. L3 cache: 32 MB (total). L2 cache: 512K (per core). Built on 14 nm process technology. Socket: TR4. Thermal design power (TDP): 170 Watt. Memory support: DDR4 Eight-channel. Passmark benchmark score: 21,621 points. Launch price was $650.

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Processing Power

The Core i7-11700B packs 8 cores / 16 threads, while the EPYC 7281 offers 16 cores / 32 threads — the EPYC 7281 has 8 more cores. Boost clocks reach 4.8 GHz on the Core i7-11700B versus 2.7 GHz on the EPYC 7281 — a 56% clock advantage for the Core i7-11700B (base: 3.2 GHz vs 2.1 GHz). The Core i7-11700B uses the Tiger Lake-H (2021) architecture (10 nm SuperFin), while the EPYC 7281 uses Naples (2017−2018) (14 nm). In PassMark, the Core i7-11700B scores 21,581 against the EPYC 7281's 21,621 — a 0.2% lead for the EPYC 7281. L3 cache: 24 MB (total) on the Core i7-11700B vs 32 MB (total) on the EPYC 7281.

Feature	Core i7-11700B	EPYC 7281
Cores / Threads	8 / 16	16 / 32+100%
Boost Clock	4.8 GHz+78%	2.7 GHz
Base Clock	3.2 GHz+52%	2.1 GHz
L3 Cache	24 MB (total)	32 MB (total)+33%
L2 Cache	1.25 MB (per core)+150%	512K (per core)
Process	10 nm SuperFin-29%	14 nm
Architecture	Tiger Lake-H (2021)	Naples (2017−2018)
PassMark	21,581	21,621
Cinebench R23 Multi	10,287	—
Geekbench 6 Single	2,265	—
Geekbench 6 Multi	10,050	—

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Memory & Platform

The Core i7-11700B uses the FCBGA1787 socket (PCIe 4.0), while the EPYC 7281 uses TR4 (PCIe 4.0) — making them incompatible on the same motherboard.

Feature	Core i7-11700B	EPYC 7281
Socket	FCBGA1787	TR4
PCIe Generation	PCIe 4.0	PCIe 4.0
Max RAM Speed	DDR4-3200	—
Max RAM Capacity	128 GB	—
RAM Channels	2	—
ECC Support	No	—
PCIe Lanes	20	—

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Advanced Features

Virtualization: VT-x, VT-d (Core i7-11700B) / not specified (EPYC 7281). The Core i7-11700B includes integrated graphics (Intel UHD Graphics 750), while the EPYC 7281 requires a dedicated GPU. Primary use case: Core i7-11700B targets Desktop.