
Ryzen 7 7800X3D vs Phenom II X6 1035T

Ryzen 7 7800X3D

Phenom II X6 1035T
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Performance Spectrum - CPU
About PassMark
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.
Value Upgrade Path
This is the official ChipVERSUS Value Rating, comparing raw performance (PassMark) per dollar. Components placed above yours deliver better value for money.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Ryzen 7 7800X3D
Performance Per Dollar Phenom II X6 1035T
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen 7 7800X3D | Phenom II X6 1035T |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($384) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Raphael (Zen4) (2022−2023) / 5 nm) | 🛑 Legacy (Thuban (2010) / 45 nm) |
💎 Value Proposition
| Insight | Ryzen 7 7800X3D | Phenom II X6 1035T |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($384) | ✅ More affordable ($0) |
Performance Check
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.
Technical Specifications
Side-by-side comparison of Ryzen 7 7800X3D and Phenom II X6 1035T

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.

Phenom II X6 1035T
The Phenom II X6 1035T is manufactured by AMD. It was released in 27 April 2010 (15 years ago). It is based on the Thuban (2010) architecture. It features 6 cores and 6 threads. Base frequency is 2.6 GHz, with boost up to 3.1 GHz. L3 cache: 6 MB (total). L2 cache: 512 kB (per core). Built on 45 nm process technology. Socket: AM3. Thermal design power (TDP): 95 Watt. Memory support: DDR3. Passmark benchmark score: 3,012 points. Launch price was $189.
Processing Power
The Ryzen 7 7800X3D packs 8 cores / 16 threads, while the Phenom II X6 1035T offers 6 cores / 6 threads — the Ryzen 7 7800X3D has 2 more cores. Boost clocks reach 5 GHz on the Ryzen 7 7800X3D versus 3.1 GHz on the Phenom II X6 1035T — a 46.9% clock advantage for the Ryzen 7 7800X3D (base: 4.4 GHz vs 2.6 GHz). The Ryzen 7 7800X3D uses the Raphael (Zen4) (2022−2023) architecture (5 nm), while the Phenom II X6 1035T uses Thuban (2010) (45 nm). In PassMark, the Ryzen 7 7800X3D scores 34,293 against the Phenom II X6 1035T's 3,012 — a 167.7% lead for the Ryzen 7 7800X3D. Cinebench R23 multi-core: 18,500 vs 2,670 (149.6% advantage for the Ryzen 7 7800X3D). L3 cache: 96 MB (total) on the Ryzen 7 7800X3D vs 6 MB (total) on the Phenom II X6 1035T.
| Feature | Ryzen 7 7800X3D | Phenom II X6 1035T |
|---|---|---|
| Cores / Threads | 8 / 16+33% | 6 / 6 |
| Boost Clock | 5 GHz+61% | 3.1 GHz |
| Base Clock | 4.4 GHz+69% | 2.6 GHz |
| L3 Cache | 96 MB (total)+1500% | 6 MB (total) |
| L2 Cache | 1 MB (per core)+100% | 512 kB (per core) |
| Process | 5 nm-89% | 45 nm |
| Architecture | Raphael (Zen4) (2022−2023) | Thuban (2010) |
| PassMark | 34,293+1039% | 3,012 |
| Cinebench R23 Multi | 18,500+593% | 2,670 |
| 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 Phenom II X6 1035T uses AM3 (PCIe 2.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-5200 on the Ryzen 7 7800X3D versus DDR3-1333 on the Phenom II X6 1035T — the Ryzen 7 7800X3D supports 50% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both feature 2-channel memory with ECC support. Chipset compatibility: X670E,X670,B650E,B650,A620 (Ryzen 7 7800X3D) and AM3 (Phenom II X6 1035T).
| Feature | Ryzen 7 7800X3D | Phenom II X6 1035T |
|---|---|---|
| Socket | AM5 | AM3 |
| PCIe Generation | PCIe 5.0+150% | PCIe 2.0 |
| Max RAM Speed | DDR5-5200+67% | DDR3-1333 |
| Max RAM Capacity | 128 GB | — |
| RAM Channels | 2 | 2 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 28 | — |
Advanced Features
Both processors feature an unlocked multiplier for overclocking. Only the Ryzen 7 7800X3D supports AVX-512 instructions — important for machine learning and scientific applications. Both support AMD-V virtualization. The Ryzen 7 7800X3D includes integrated graphics (AMD Radeon Graphics (2-core)), while the Phenom II X6 1035T requires a dedicated GPU. Primary use case: Ryzen 7 7800X3D targets Gaming, Phenom II X6 1035T targets Budget. Direct competitor: Ryzen 7 7800X3D rivals Intel Core i7-14700K; Phenom II X6 1035T rivals Core i5-750.
| Feature | Ryzen 7 7800X3D | Phenom II X6 1035T |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | AMD Radeon Graphics (2-core) | — |
| Unlocked | Yes | Yes |
| AVX-512 | Yes | No |
| Virtualization | AMD-V | AMD-V |
| Target Use | Gaming | Budget |
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