CPU Comparison

Core 5 223PQE vs Intel Core i9-7900X

A side-by-side comparison of specs, performance and value. The Intel Core 5 223PQE is an 8-core, 16-thread desktop processor from the Bartlett Lake family, featuring high clock speeds, dual memory support, and enterprise-grade management features.

Top pick
Intel · Core 5
Core 5 223PQE
8C / 16T5.5 GHz125 W
8.2
Full review
Intel · Core i9
Intel Core i9-7900X
10C / 20T4.3 GHz140 W
8
Full review

The Bottom Line

Overview & Launch

Brand
Intel
Intel
Market
Desktop
High-End Desktop
Segment
Desktop / Workstation
High-End Desktop (HEDT)
Generation
Core 5 (Bartlett Lake)
7th Gen Core X-Series (Skylake-X)
Launched
2026
2017
Status
Active
Discontinued
Codename
Bartlett Lake
Skylake-X
Series
Core 5
Core i9
Family
Bartlett Lake
X-Series 7th Gen (Core i9)
Predecessor
Intel Core i5-14500 (Raptor Lake Refresh)
Intel Core i7-6950X
Successor
TBD (Future Architecture)
Intel Core i9-9900X

Specifications Compared

Cores & Clocks
Cores
8
10
Threads
16
20
Base Clock
4 GHz
3.3 GHz
Boost Clock
5.5 GHz
4.3 GHz
Cache & Power
L3 Cache
24 MB
13.75 MB
TDP
125 W
140 W
Architecture
Architecture
Bartlett Lake (Redwood Cove)
Skylake-X
Process Node
10 nm
14 nm
Memory
Memory Type
DDR4, DDR5
DDR4
Memory Speed
DDR5-5600 / DDR4-3200
DDR4-2666
Memory Channels
Dual (2)
Quad (4)
Max Memory
192 GB
128 GB
Platform & I/O
Socket
LGA1700
LGA2066
PCIe Version
Gen 5 / Gen 4
PCIe 3.0
PCIe Lanes
20
44
Integrated GPU
Yes
None
Unlocked
No
Yes

Performance Compared

Productivity

Core 5 223PQE88

8 physical cores provide ample power for compiling code, rendering, and heavy multitasking scenarios.

Intel Core i9-7900XBest89

Strong multi-threaded performance for creator workloads; competitive with or better than many mainstream 8–10 core CPUs at the time, though newer designs are faster per clock.

Gaming

Core 5 223PQEBest85

The high boost clock ensures strong gaming performance, particularly in competitive titles where single-core speed is paramount.

Intel Core i9-7900X78

Capable of high-refresh-rate gaming at 1440p and above, but modern gaming-focused CPUs often deliver better minimums and efficiency.

Virtualization

Core 5 223PQE80

Sufficient thread count and ECC support make it a reliable choice for light to moderate virtualization workloads.

Intel Core i9-7900XBest92

Excellent for running multiple VMs thanks to 10 cores, 20 threads, and quad-channel memory, especially when paired with VT-x and VT-d support.

Efficiency

Core 5 223PQEBest75

While the 10nm process is mature, the 253W PL2 limit indicates high power consumption during turbo bursts.

Intel Core i9-7900X55

High power consumption and heat output compared to modern 10nm/7nm parts; requires robust cooling and a strong PSU.

Specialized Performance

AI / ML

Core 5 223PQEModerate
  • No dedicated NPU hardware on this specific model
  • Relies on CPU-based AVX-512 and VNNI for inference
  • Best paired with a dedicated GPU for AI workloads
Intel Core i9-7900XLimited
  • No dedicated AI acceleration hardware like NPU or AI instructions beyond AVX-512.
  • Suitable for CPU-based inference and small model workloads, but not competitive with modern AI-focused CPUs or GPUs.

Content Creation

Core 5 223PQEVery Good
Adobe PhotoshopAdobe Premiere Pro (1080p/4K)LightroomCompiling3D Modeling
Intel Core i9-7900XExcellent
Adobe Premiere ProDaVinci ResolveBlenderCinema 4DAfter EffectsV-Ray / Corona Render

Gaming

Core 5 223PQEVery Good
  • High 5.5 GHz boost clock favors FPS in e-sports
  • PCIe Gen 5 support ready for future GPUs
  • 8 cores enough for modern gaming titles
Intel Core i9-7900XGood
  • Strong single-core clocks up to 4.3–4.5 GHz enable high FPS in CPU-heavy titles.
  • Most games don’t scale beyond 6–8 cores, so newer 8-core CPUs often match or beat it in gaming while using less power.
  • Best suited for GPU-bound scenarios at 1440p/4K where the CPU is less of a bottleneck.

Industry Impact

Gaming
Moderate
Moderate
Workstations
High
High
Content Creation
Moderate
High
Virtualization
Moderate
High

Best CPU by Use Case

Software Development
Excellent
Medium Resolution Video Editing
Very Good
Business Productivity
Excellent
Multitasking
Excellent
1080p/1440p Gaming
Very Good
4K/8K Video Editing
Excellent
3D Rendering & Animation
Excellent
Virtual Machines & Lab Environments
Excellent
Software Compilation & Development
Very Good
High-Refresh-Rate Gaming
Good

Target Audience

Gamers
Targeted
Targeted
Content Creators
Targeted
Targeted
Developers
Targeted
Targeted
Workstation Users
Targeted
Targeted
Streamers
Targeted
Office / Productivity
Targeted
Students

Strengths & Weaknesses

Core 5 223PQE

Pros

  • Hybrid DDR4 and DDR5 memory support
  • High maximum boost clock of 5.5 GHz
  • Integrated UHD Graphics 770
  • Enterprise features (ECC, vPro)
  • PCIe Gen 5 readiness

Cons

  • Multiplier is not unlocked
  • High PL2 power draw of 253W
  • Limited to 8 cores compared to higher-tier mainstream chips
  • LGA1700 platform is reaching end-of-life
Intel Core i9-7900X

Pros

  • 10 cores and 20 threads for heavy multi-threaded workloads.
  • 44 PCIe 3.0 lanes from the CPU for multi-GPU and NVMe SSDs.
  • Quad-channel DDR4-2666 with up to 85 GB/s bandwidth.
  • Strong performance for content creation and virtualization at its price point.
  • Unlocked multiplier for enthusiast overclocking.
  • Turbo Boost Max 3.0 boosts up to 4.5 GHz on best cores.

Cons

  • High 140W TDP and real-world power draw under load.
  • 14nm process is significantly less efficient than modern 10nm/7nm designs.
  • No integrated graphics; requires a discrete GPU.
  • X299 platform is discontinued with no upgrade path beyond LGA2066.
  • Mesh interconnect can increase lightly-threaded latency versus older ring-bus designs in some workloads.

Competitors & Alternatives

Core 5 223PQE

Intel Core i9-7900X

Our Verdict on Each

Core 5 223PQERecommended

The Core 5 223PQE successfully bridges the gap between consumer performance and enterprise stability, offering a robust 8-core configuration on the mature LGA1700 platform with support for both DDR4 and DDR5 memory.

Best for: Upgrading a business workstation or a DDR4-based gaming PC without changing the motherboard.

Read the full review

A once-flagship HEDT CPU that still delivers strong multi-threaded performance and I/O capability, but its 14nm process, high power draw, and discontinued platform make it mainly interesting for used builds or legacy systems.

Best for: Used workstation or creator build on X299 where multi-threaded performance and I/O matter more than efficiency or platform longevity.

Read the full review

Frequently Asked Questions

Which is better, Core 5 223PQE or Intel Core i9-7900X?

Based on our editorial ratings, the Core 5 223PQE comes out ahead with a score of 8.2/10. That said, the best choice depends on your workload — check the spec and performance breakdown above for gaming, productivity and efficiency differences.

Which is faster for gaming, Core 5 223PQE or Intel Core i9-7900X?

For gaming, the Core 5 223PQE leads with a gaming performance score of 85/100 among Core 5 223PQE and Intel Core i9-7900X.

Which uses less power?

The Core 5 223PQE has the lowest rated TDP. Power draw across these chips: Core 5 223PQE (125 W), Intel Core i9-7900X (140 W).

Do Core 5 223PQE and Intel Core i9-7900X use the same socket?

No. They use different sockets (Core 5 223PQE: LGA1700, Intel Core i9-7900X: LGA2066), so each needs a compatible motherboard.

Which has more cores?

The Intel Core i9-7900X has the most cores. Core counts: Core 5 223PQE (8 cores), Intel Core i9-7900X (10 cores).

Which is faster in multi-core benchmarks?

The Core 5 223PQE posts the highest multi-core benchmark score. Multi-core results: Core 5 223PQE (22,800), Intel Core i9-7900X (10,199). Benchmark figures are approximate and workload-dependent.