Xeon w7-3445
Intel
PassMark
48,991
MSRP
$1989
AVG Price
$2596
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 w7-3445 is manufactured by Intel. It was released in 15 February 2023 (2 years ago). It is based on the Sapphire Rapids (2023−2024) architecture. It features 20 cores and 40 threads. Base frequency is 2.6 GHz, with boost up to 4.8 GHz. L3 cache: 52.5 MB. L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA4677. Thermal design power (TDP): 270 Watt. Memory support: DDR5-4800. Passmark benchmark score: 48,991 points. Launch price was $1,989.
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 w7-3445
FPS Benchmarks
Predicted performance for Xeon w7-3445 across popular games. Tested paired with RTX 4090 to isolate CPU performance.
Counter-Strike 2
Cyberpunk 2077
Dead by Daylight
Destiny 2
Euro Truck Simulator 2
Genshin Impact
League of Legends
Naraka: Bladepoint
Overwatch 2
Path of Exile 2
Technical Analysis
Detailed breakdown of Xeon w7-3445 specifications and capabilities.
Processing Power
The Xeon w7-3445 is a 20-core / 40-thread processor based on the Sapphire Rapids (2023−2024) architecture, manufactured on a Intel 7 nm process node. It reaches a maximum boost clock of 4.8 GHz from a base frequency of 2.6 GHz— higher boost clocks directly translate to better single-threaded performance and responsiveness in gaming. It carries 52.5 MB of L3 cache, plus 2 MB (per core) of L2 cache and 80 kB (per core) of L1 cache per core. In the PassMark benchmark (a comprehensive multi-threaded test), it scores 48,991, placing it in the Enthusiast performance tier as a Recent generation product.
| Specification | Xeon w7-3445 |
|---|---|
| Cores / ThreadsPhysical/logical processing units | 20C / 40T |
| Max Boost ClockPeak single-core speed under boost | 4.8 GHz |
| Base ClockGuaranteed minimum operating frequency | 2.6 GHz |
| ArchitectureCPU microarchitecture design | Sapphire Rapids (2023−2024) |
| Process NodeFabrication technology — smaller = more efficient | Intel 7 nm |
| L3 CacheShared cache — reduces memory latency for all cores | 52.5 MB |
| L2 CachePer-core fast cache for frequently accessed data | 2 MB (per core) |
| L1 CacheUltra-fast per-core cache | 80 kB (per core) |
| Die SizePhysical silicon area of the processor | 4x 477 mm2 |
| 64-bit Support | Yes |
| Windows 11 Compatible | Yes |
| PassMark ScoreOverall multi-threaded benchmark score | 48,991 |
Memory & Platform
The Xeon w7-3445 fits into the LGA4677 socket and supports PCIe 5.0 with 112 total PCIe lanes for expansion cards and storage. It supports DDR5-4800 memory at speeds up to 4800 (faster RAM improves bandwidth-sensitive workloads), with a maximum capacity of 4096 across 8 channels (dual-channel doubles bandwidth). It supports ECC memory, providing error-correcting capabilities — essential for mission-critical workloads and servers. Integrated graphics: None — allows display output without a dedicated GPU, useful for troubleshooting and light tasks.
| Specification | Xeon w7-3445 |
|---|---|
| TypeDesktop or Laptop processor | server |
| SocketMotherboard socket required | LGA4677 |
| PCIe GenerationPeripheral interconnect speed — affects GPU and SSD bandwidth | PCIe 5.0 |
| PCIe LanesTotal available lanes for GPUs, NVMe drives, and expansion | 112 |
| RAM TypeSupported memory standard | DDR5-4800 |
| Max RAM SpeedMaximum officially supported memory frequency | 4800 |
| Max RAM CapacityMaximum installable memory | 4096 |
| RAM ChannelsDual-channel doubles bandwidth vs single-channel | 8 |
| ECC SupportError-Correcting Code memory — prevents data corruption | Yes |
| Integrated GPUBuilt-in graphics processor | None |
| Compatible ChipsetsMotherboard chipsets that support this CPU | W790 |
| Max CPUs in ConfigMulti-socket support for servers | 1 |
Advanced Features
It features an unlocked multiplier, allowing enthusiasts to overclock beyond stock frequencies for additional performance. It supports AVX-512 instructions — specialized SIMD operations that significantly accelerate AI inference, scientific computing, and video encoding workloads. Virtualization: VT-x, VT-d — enables running virtual machines efficiently (important for development and server workloads). Its primary market competitor is the Threadripper PRO 7965WX.
| Specification | Xeon w7-3445 |
|---|---|
| OverclockingWhether CPU clock can be manually increased | ✅ Unlocked |
| AVX-512Advanced vector instructions for AI/ML workloads | ✅ Supported |
| VirtualizationHardware-assisted virtualization technology | VT-x, VT-d |
| Direct CompetitorMarket equivalent from rival manufacturer | Threadripper PRO 7965WX |
Power & Cooling
The Xeon w7-3445 has a rated TDP (Thermal Design Power) of 270 Watt — this indicates the amount of heat generated under sustained load and determines what cooling solution is needed. No stock cooler is included — you will need to purchase an aftermarket cooler separately. Recommended cooling: LGA4677 Workstation Cooler.
| Specification | Xeon w7-3445 |
|---|---|
| TDPThermal Design Power — heat output under sustained workload | 270 Watt |
| Included CoolerStock cooler bundled in the box | No |
| Recommended CoolerSuggested aftermarket cooling solution | LGA4677 Workstation Cooler |
Value Analysis
At an average price of $2,596 (MSRP: $1989), the Xeon w7-3445 delivers 19 PassMark points per dollar. Performance ranking position: #209 out of all indexed processors.
| Specification | Xeon w7-3445 |
|---|---|
| MSRPManufacturer's Suggested Retail Price | $1989 |
| Avg Price (30d)Average market price over the last 30 days | $2596 |
| Launch PriceOriginal retail price at launch | $1,989 |
| Performance RankPosition in overall performance ranking | #209 |
| Release DateLaunch date | 15 February 2023 (2 years ago) |
| Release Year | 2023 |
| DesignerArchitecture designer (e.g. Intel, AMD) | Intel |
| ManufacturerFabrication foundry (e.g. TSMC) | Intel |
Similar Performance
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Our Recommendation for Xeon w7-3445
Suggested pairings based on performance balance
Minimum (Avoid Bottleneck) (12)
Recommended (Balanced) (12)
High-End (Max Performance) (12)
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