Xeon E3-1240 v5
Intel
PassMark
8,258
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.
Overview
The Xeon E3-1240 v5 is manufactured by Intel. It was released in 19 October 2015 (10 years ago). It is based on the Skylake-DT (2015) architecture. It features 4 cores and 8 threads. Base frequency is 3.5 GHz, with boost up to 3.9 GHz. L3 cache: 8 MB (total). L2 cache: 256 kB (per core). Built on 14 nm process technology. Socket: LGA1151, LGA2011. Thermal design power (TDP): 80 Watt. Memory support: DDR4-1866/2133, DDR3L-1333/1600. Passmark benchmark score: 8,258 points. Launch price was $282.
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
FPS Benchmarks
Predicted performance for Xeon E3-1240 v5 across popular games. Tested paired with RTX 4090 to isolate CPU performance.
Call of Duty: Warzone
Counter-Strike 2
Deadlock
Delta Force
Honkai: Star Rail
League of Legends
Left 4 Dead 2
Monster Hunter Wilds
Path of Exile 2
Rainbow Six Siege
Technical Analysis
Detailed breakdown of Xeon E3-1240 v5 specifications and capabilities.
Processing Power
The Xeon E3-1240 v5 is a 4-core / 8-thread processor based on the Skylake-DT (2015) architecture, manufactured on a 14 nm process node. It reaches a maximum boost clock of 3.9 GHz from a base frequency of 3.5 GHz— higher boost clocks directly translate to better single-threaded performance and responsiveness in gaming. It carries 8 MB (total) of L3 cache, plus 256 kB (per core) of L2 cache and 64 kB (per core) of L1 cache per core. In the PassMark benchmark (a comprehensive multi-threaded test), it scores 8,258, placing it in the Budget performance tier as a Legacy generation product.
| Specification | Xeon E3-1240 v5 |
|---|---|
| Cores / ThreadsPhysical/logical processing units | 4C / 8T |
| Max Boost ClockPeak single-core speed under boost | 3.9 GHz |
| Base ClockGuaranteed minimum operating frequency | 3.5 GHz |
| ArchitectureCPU microarchitecture design | Skylake-DT (2015) |
| Process NodeFabrication technology — smaller = more efficient | 14 nm |
| L3 CacheShared cache — reduces memory latency for all cores | 8 MB (total) |
| L2 CachePer-core fast cache for frequently accessed data | 256 kB (per core) |
| L1 CacheUltra-fast per-core cache | 64 kB (per core) |
| Die SizePhysical silicon area of the processor | 122 mm2 |
| Transistor CountMore transistors = more capabilities | 1,750 million |
| Bus SpeedData bus frequency | 4 × 8 GT/s |
| 64-bit Support | Yes |
| Windows 11 Compatible | No |
| PassMark ScoreOverall multi-threaded benchmark score | 8,258 |
Memory & Platform
The Xeon E3-1240 v5 fits into the LGA1151, LGA2011 socket and supports PCIe 3.0. It supports DDR4-1866/2133, DDR3L-1333/1600 memory.
| Specification | Xeon E3-1240 v5 |
|---|---|
| TypeDesktop or Laptop processor | server |
| SeriesProduct family | Intel Xeon E3 |
| SocketMotherboard socket required | LGA1151, LGA2011 |
| PCIe GenerationPeripheral interconnect speed — affects GPU and SSD bandwidth | PCIe 3.0 |
| RAM TypeSupported memory standard | DDR4-1866/2133, DDR3L-1333/1600 |
| Max CPUs in ConfigMulti-socket support for servers | 1 (Uniprocessor) |
Power & Cooling
The Xeon E3-1240 v5 has a rated TDP (Thermal Design Power) of 80 Watt — this indicates the amount of heat generated under sustained load and determines what cooling solution is needed.
| Specification | Xeon E3-1240 v5 |
|---|---|
| TDPThermal Design Power — heat output under sustained workload | 80 Watt |
Value Analysis
Performance ranking position: #1428 out of all indexed processors.
| Specification | Xeon E3-1240 v5 |
|---|---|
| Launch PriceOriginal retail price at launch | $282 |
| Performance RankPosition in overall performance ranking | #1428 |
| Release DateLaunch date | 19 October 2015 (10 years ago) |
| Release Year | 2015 |
| DesignerArchitecture designer (e.g. Intel, AMD) | Intel |
| ManufacturerFabrication foundry (e.g. TSMC) | Intel |
Specifications Reference
Raw spec sheet for quick lookup. The analysis cards above explain what these fields mean in practice.
4 categories
General Information
8 specs
General Information
8 specs
| Type | server |
| Series | Intel Xeon E3 |
| Designer | Intel |
| Launch Price | $282 |
| Manufacturer | Intel |
| Release Date | 19 October 2015 (10 years ago) |
| Architecture Codename | Skylake-DT (2015) |
| Performance Ranking Position | 1428 |
Technical Specifications
15 specs
Technical Specifications
15 specs
| Cores | 4 |
| Threads | 8 |
| Bus Type | DMI 3.0 |
| Die Size | 122 mm2 |
| L1 Cache | 64 kB (per core) |
| L2 Cache | 256 kB (per core) |
| L3 Cache | 8 MB (total) |
| Bus Speed | 4 × 8 GT/s |
| Multiplier | 35 |
| Max Frequency | 3.9 GHz |
| 64-Bit Support | + |
| Base Frequency | 3.5 GHz |
| Transistor Count | 1,750 million |
| Process Technology | 14 nm |
| Windows 11 Compatible | - |
Compatibility
4 specs
Compatibility
4 specs
| Socket | LGA1151, LGA2011 |
| PCIe Generation | PCIe 3.0 |
| Power Consumption (TDP) | 80 Watt |
| Max Processors In Config | 1 (Uniprocessor) |
Memory
5 specs
Memory
5 specs
| RAM Types | DDR4-1866/2133, DDR3L-1333/1600 |
| Memory Channels | 2 |
| Memory Bandwidth | 34.134 GB/s |
| ECC Memory Support | + |
| Max Memory Capacity | 64 GB |
Similar Performance
Processors with benchmark scores closest to the current hardware, grouped by manufacturer.
Intel (8)
AMD (8)
Our Recommendation for Xeon E3-1240 v5
Suggested pairings based on performance balance
Minimum (Avoid Bottleneck) (12)
Recommended (Balanced) (12)
High-End (Max Performance) (12)
Popular Comparisons
Compare Xeon E3-1240 v5 with other popular CPUs
Compare Xeon E3-1240 v5
See how this CPU stacks up against similar alternatives
Better Alternatives (8)
Similar or Lower Performance (8)
