[Review] OVH KS-LE-B Ultra | E3-1270v6 | 64G RAM | 4T NVMe | €9.90 Renewal | Flash Sale

vpsStore · December 2025

Item	Detailed Specs
CPU	Intel E3-1270v6 (4 Cores, 8 Threads)
RAM	64G DDR4 ECC
Storage	2 x 1920G NVMe (Approx. 4TB Enterprise NVMe SSD)
Network	500Mbps Upload / 1Gbps Download (Unmetered)
Location	RBX, France
Price	€9.90 / Month (Approx. $10.80 USD)

CPU Performance Test

Geekbench 5 Benchmark Test:
---------------------------------
Test            | Value                        
                |                              
Single Core     | 1207                          
Multi Core      | 4697

CPU: Intel Xeon E3-1270 v6 @ 3.80GHz

Evaluation: This is a high-frequency 4-core, 8-thread CPU. Although it uses v6 architecture (Kaby Lake, a few years old), the E3-1270 is a high-end model within the E3 series, boasting a very high base frequency of 3.8GHz.
Single-Core Performance (Key Metric): A score of 1207 is very healthy and excellent for a server.
Comparison with older E5s: Common budget multi-core CPUs like the E5-2680 v4 or E5-2699 v3 usually only score around 800-900 in single-core tests. The E3-1270 v6 is 30%-40% stronger than them in single-core performance.
Real-world Experience: A score of 1200+ means that running WordPress, Minecraft servers, Terraria servers, or other applications sensitive to single-core frequency will feel extremely responsive with no lag.
Multi-Core Performance: Approaching 4700 points. While it only has 4 cores and 8 threads, the strong single-core performance makes this score sufficient for handling medium-load concurrent tasks (such as running several medium-sized Docker containers or websites).

Memory Specs

│ Memory Modules:
├────────────────────────────────────────────────────────────────────────────────────────────────────┤
│ Size     │ Type   │ Speed        │ Manufacturer │ Serial Number   │ Part Number          │
├────────────────────────────────────────────────────────────────────────────────────────────────────┤
│ 16 GB    │ DDR4   │ 2400 MT/s    │ Samsung      │ 355443BA        │ M391A2K43BB1-CRC     │
│ 16 GB    │ DDR4   │ 2400 MT/s    │ Samsung      │ 352198C7        │ M391A2K43BB1-CRC     │
│ 16 GB    │ DDR4   │ 2400 MT/s    │ Samsung      │ 35558010        │ M391A2K43BB1-CRC     │
│ 16 GB    │ DDR4   │ 2400 MT/s    │ Samsung      │ 355400459       │ M391A2K43BB1-CRC     │
└────────────────────────────────────────────────────────────────────────────────────────────────────┘

RAM: 64 GB DDR4 ECC (2400 MT/s)

Evaluation: This is a massive plus. Usually, a budget of €9.90 in the cloud server (VPS) market only gets you 4GB-8GB of RAM, but this is 64GB of dedicated physical memory.
Use Cases: Sufficient to support a large number of Docker containers, massive databases, virtualization (PVE/ESXi), or large Java applications.

Disk Performance Test

fio Disk Speed Tests (Mixed R/W 50/50) (Partition -):
---------------------------------
Block Size | 4k            (IOPS) | 64k           (IOPS)
  ------   | ---            ----  | ----           ---- 
Read       | 587.15 MB/s (146.7k) | 1.23 GB/s    (19.3k)
Write      | 588.70 MB/s (147.1k) | 1.24 GB/s    (19.4k)
Total      | 1.17 GB/s   (293.9k) | 2.48 GB/s    (38.8k)
           |                      |                     
Block Size | 512k          (IOPS) | 1m            (IOPS)
  ------   | ---            ----  | ----           ---- 
Read       | 1.23 GB/s     (2.4k) | 1.27 GB/s     (1.2k)
Write      | 1.29 GB/s     (2.5k) | 1.35 GB/s     (1.3k)
Total      | 2.53 GB/s     (4.9k) | 2.63 GB/s     (2.5k)

This test reveals the most powerful aspect of this machine (NVMe SSD).

4k Random Read/Write (IOPS):
- Result: Total 293.9k IOPS (Nearly 300,000 IOPS).
- Evaluation: Extremely powerful.
  - Standard SATA SSDs usually have IOPS between 20k - 50k.
  - Standard Mechanical HDDs only have 100 - 200 IOPS.
  - This machine is 2000x faster than an HDD and 10x faster than a standard SSD.
- Significance: This level of IOPS means the machine can run high-concurrency databases (MySQL/PostgreSQL/Redis) effortlessly. Even if hundreds or thousands of people access the website and read data simultaneously, the disk will not be the bottleneck.

Overall Evaluation & Positioning

Summary: This is a "God-tier" machine with top-level storage and memory configurations, at an unbelievably low renewal price.

Value Index: ⭐⭐⭐⭐⭐ (5/5)
- Currently on the market, simply renting 2 x 1.92TB Enterprise NVMe drives would usually cost over €20-30/month alone, not to mention the included 64G RAM and the dedicated high-frequency server.
Rarity: Extremely High. Similar configurations on the OVH official site (Eco/Kimsufi series) usually cost over €30-50/month, and it is very hard to find one with such large NVMe storage.

Ideal for:

PT / Seedbox Users: 4TB of high-speed NVMe storage is perfect for a high-performance Seedbox. Plus, with unmetered network traffic, you can upload/download without worry.
Virtualization Enthusiasts: 64GB RAM + E3 CPU makes it perfect for installing Proxmox VE (PVE) to create multiple VMs for personal use or co-renting with friends.
Web Hosting / Databases: Enterprise-grade NVMe offers extremely high IOPS, suitable for running large databases.
Minecraft Server Owners: High-frequency CPU + Large RAM makes this an ideal machine for hosting game servers.

The above analysis and evaluation were generated by Gemini.

Freek · December 2025

Nice. Happy for you.

razper · December 2025

i cant agree more the strongest cluster that i could have built with 4 x ks-le-b ULTRA + ks-le-e e5-1650v4 64gb + 2x1920 nvme( also ULTRA i guess)
the most cost effective cluster of servers (55euros)
22 cores + 320gb ram + 20TB NVME

fredo1664 · December 2025

I do love my KS-LE-B "ultra", it's great and incredibly cheap. This being said, I personnally would not have called "God-tier" machine an entry level E3 Xeon from 10 years ago.