Xeon E7-8857 v2 vs Xeon Gold 6338T
Xeon E7-8857 v2
Xeon Gold 6338T
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 Xeon E7-8857 v2
Performance Per Dollar Xeon Gold 6338T
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon E7-8857 v2 | Xeon Gold 6338T |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($2,995) | ✅ More affordable ($1,795) |
| Longevity | 🛑 Legacy (Legacy / 22 nm) | ✨ Modern (Ice Lake-SP (2021) / 10 nm) |
💎 Value Proposition
| Insight | Xeon E7-8857 v2 | Xeon Gold 6338T |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+65%) |
| Upfront Cost | ⚠️ Higher cost ($2,995) | ✅ More affordable ($1,795) |
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 Xeon E7-8857 v2 and Xeon Gold 6338T
Xeon E7-8857 v2
The Xeon E7-8857 v2 is manufactured by Intel. It was released in 2015-01-01. It features 12 cores and 12 threads. Base frequency is 3 GHz, with boost up to 3.6 GHz. L3 cache: 30 MB. Built on 22 nm process technology. Socket: LGA2011. Thermal design power (TDP): 130 Watt. Memory support: DDR3-1066, DDR3-1333, DDR3-1600. Passmark benchmark score: 36,304 points. Launch price was $800.
Xeon Gold 6338T
The Xeon Gold 6338T 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 2.1 GHz, with boost up to 3.4 GHz. L3 cache: 36 MB (total). L2 cache: 1 MB (per core). Built on 10 nm process technology. Socket: LGA4189. Thermal design power (TDP): 165 Watt. Memory support: DDR4-3200. Passmark benchmark score: 35,801 points. Launch price was $800.
Processing Power
The Xeon E7-8857 v2 packs 12 cores / 12 threads, while the Xeon Gold 6338T offers 24 cores / 48 threads — the Xeon Gold 6338T has 12 more cores. Boost clocks reach 3.6 GHz on the Xeon E7-8857 v2 versus 3.4 GHz on the Xeon Gold 6338T — a 5.7% clock advantage for the Xeon E7-8857 v2 (base: 3 GHz vs 2.1 GHz). The Xeon Gold 6338T is built on the Ice Lake-SP (2021) architecture. In PassMark, the Xeon E7-8857 v2 scores 36,304 against the Xeon Gold 6338T's 35,801 — a 1.4% lead for the Xeon E7-8857 v2. L3 cache: 30 MB on the Xeon E7-8857 v2 vs 36 MB (total) on the Xeon Gold 6338T.
| Feature | Xeon E7-8857 v2 | Xeon Gold 6338T |
|---|---|---|
| Cores / Threads | 12 / 12 | 24 / 48+100% |
| Boost Clock | 3.6 GHz+6% | 3.4 GHz |
| Base Clock | 3 GHz+43% | 2.1 GHz |
| L3 Cache | 30 MB | 36 MB (total)+20% |
| L2 Cache | — | 1 MB (per core) |
| Process | 22 nm | 10 nm-55% |
| Architecture | — | Ice Lake-SP (2021) |
| PassMark | 36,304+1% | 35,801 |
Memory & Platform
The Xeon E7-8857 v2 uses the LGA2011 socket (PCIe 5.0), while the Xeon Gold 6338T uses LGA4189 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 1600 on the Xeon E7-8857 v2 versus 3200 on the Xeon Gold 6338T — the Xeon Gold 6338T supports 66.7% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon Gold 6338T supports up to 6144 of RAM compared to 1536 — 120% more capacity for professional workloads. Memory channels: 4 (Xeon E7-8857 v2) vs 8 (Xeon Gold 6338T). PCIe lanes: 40 (Xeon E7-8857 v2) vs 64 (Xeon Gold 6338T) — the Xeon Gold 6338T offers 24 more lanes for additional GPUs or NVMe drives. Chipset compatibility: C602J (Xeon E7-8857 v2) and C621A (Xeon Gold 6338T).
| Feature | Xeon E7-8857 v2 | Xeon Gold 6338T |
|---|---|---|
| Socket | LGA2011 | LGA4189 |
| PCIe Generation | PCIe 5.0+25% | PCIe 4.0 |
| Max RAM Speed | 1600 | 3200+100% |
| Max RAM Capacity | 1536 | 6144+300% |
| RAM Channels | 4 | 8+100% |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 40 | 64+60% |
Advanced Features
Neither processor supports overclocking. Only the Xeon Gold 6338T supports AVX-512 instructions — important for machine learning and scientific applications. Both support VT-x, VT-d virtualization. Direct competitor: Xeon E7-8857 v2 rivals Xeon E7-4850 v2; Xeon Gold 6338T rivals EPYC 7443P.
| Feature | Xeon E7-8857 v2 | Xeon Gold 6338T |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | None | None |
| Unlocked | No | No |
| AVX-512 | No | Yes |
| Virtualization | VT-x, VT-d | VT-x, VT-d |
Value Analysis
The Xeon E7-8857 v2 launched at $3838 MSRP, while the Xeon Gold 6338T debuted at $3139. At current prices ($2995 vs $1795), the Xeon Gold 6338T is $1200 cheaper. In terms of value (PassMark points per dollar), the Xeon E7-8857 v2 delivers 12.1 pts/$ vs 19.9 pts/$ for the Xeon Gold 6338T — making the Xeon Gold 6338T the 48.8% better value option.
| Feature | Xeon E7-8857 v2 | Xeon Gold 6338T |
|---|---|---|
| MSRP | $3838 | $3139-18% |
| Avg Price (30d) | $2995 | $1795-40% |
| Performance per Dollar | 12.1 | 19.9+64% |
| Release Date | 2014 | 2021 |
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