EPYC 7663
AMD
PassMark
82,120
MSRP
$6366
AVG Price
$6366
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 EPYC 7663 is manufactured by AMD. It was released in 15 March 2021 (4 years ago). It is based on the Milan (2021−2023) architecture. It features 56 cores and 112 threads. Base frequency is 2 GHz, with boost up to 3.5 GHz. L3 cache: 256 MB (total). L2 cache: 512 kB (per core). Built on 7 nm+ process technology. Socket: SP3. Thermal design power (TDP): 240 Watt. Memory support: DDR4-3200. Passmark benchmark score: 82,120 points. Launch price was $6,366.
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 EPYC 7663
FPS Benchmarks
Predicted performance for EPYC 7663 across popular games. Tested paired with RTX 4090 to isolate CPU performance.
Counter-Strike 2
Cyberpunk 2077
Deadlock
Dota 2
Fortnite
League of Legends
Left 4 Dead 2
Path of Exile 2
PUBG: BATTLEGROUNDS
Red Dead Redemption 2
Technical Analysis
Detailed breakdown of EPYC 7663 specifications and capabilities.
Processing Power
The EPYC 7663 is a 56-core / 112-thread processor based on the Milan (2021−2023) architecture, manufactured on a 7 nm+ process node. It reaches a maximum boost clock of 3.5 GHz from a base frequency of 2 GHz— higher boost clocks directly translate to better single-threaded performance and responsiveness in gaming. With a massive 256 MB (total) L3 cache (3D V-Cache technology), this processor has a significant gaming advantage — the large cache drastically reduces memory latency in game engines., plus 512 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 82,120, placing it in the Enthusiast performance tier as a Aging generation product. Geekbench 6 single-core (the most relevant metric for gaming FPS) records 1,370, while multi-core reaches 12,380.
| Specification | EPYC 7663 |
|---|---|
| Cores / ThreadsPhysical/logical processing units | 56C / 112T |
| Max Boost ClockPeak single-core speed under boost | 3.5 GHz |
| Base ClockGuaranteed minimum operating frequency | 2 GHz |
| ArchitectureCPU microarchitecture design | Milan (2021−2023) |
| Process NodeFabrication technology — smaller = more efficient | 7 nm+ |
| L3 CacheShared cache — reduces memory latency for all cores | 256 MB (total) |
| L2 CachePer-core fast cache for frequently accessed data | 512 kB (per core) |
| L1 CacheUltra-fast per-core cache | 64 kB (per core) |
| Die SizePhysical silicon area of the processor | 8x 81 mm2 |
| Transistor CountMore transistors = more capabilities | 33,200 million |
| 64-bit Support | Yes |
| Windows 11 Compatible | Yes |
| PassMark ScoreOverall multi-threaded benchmark score | 82,120 |
| Geekbench 6 SingleSingle-core performance — most relevant for gaming | 1,370 |
| Geekbench 6 MultiMulti-core parallel workload performance | 12,380 |
Memory & Platform
The EPYC 7663 fits into the SP3 socket and supports PCIe 4.0 with 128 total PCIe lanes for expansion cards and storage. It supports DDR4-3200 memory at speeds up to DDR4-3200 (faster RAM improves bandwidth-sensitive workloads), with a maximum capacity of 4096 GB 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 | EPYC 7663 |
|---|---|
| TypeDesktop or Laptop processor | server |
| SeriesProduct family | AMD EPYC |
| SocketMotherboard socket required | SP3 |
| PCIe GenerationPeripheral interconnect speed — affects GPU and SSD bandwidth | PCIe 4.0 |
| PCIe LanesTotal available lanes for GPUs, NVMe drives, and expansion | 128 |
| RAM TypeSupported memory standard | DDR4-3200 |
| Max RAM SpeedMaximum officially supported memory frequency | DDR4-3200 |
| Max RAM CapacityMaximum installable memory | 4096 GB |
| 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 | SP3 |
| Max CPUs in ConfigMulti-socket support for servers | 2 |
Advanced Features
The EPYC 7663 is primarily designed for Server. Virtualization: AMD-V — enables running virtual machines efficiently (important for development and server workloads). Its primary market competitor is the Xeon Platinum 8380.
| Specification | EPYC 7663 |
|---|---|
| Primary Use CaseIntended workload category | Server |
| OverclockingWhether CPU clock can be manually increased | 🔒 Locked |
| AVX-512Advanced vector instructions for AI/ML workloads | ❌ Not Supported |
| VirtualizationHardware-assisted virtualization technology | AMD-V |
| Direct CompetitorMarket equivalent from rival manufacturer | Xeon Platinum 8380 |
Power & Cooling
The EPYC 7663 has a rated TDP (Thermal Design Power) of 240 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: Server Passive.
| Specification | EPYC 7663 |
|---|---|
| TDPThermal Design Power — heat output under sustained workload | 240 Watt |
| Included CoolerStock cooler bundled in the box | None |
| Recommended CoolerSuggested aftermarket cooling solution | Server Passive |
Value Analysis
At an average price of $6,366, the EPYC 7663 delivers 13 PassMark points per dollar. Performance ranking position: #62 out of all indexed processors.
| Specification | EPYC 7663 |
|---|---|
| MSRPManufacturer's Suggested Retail Price | $6366 |
| Avg Price (30d)Average market price over the last 30 days | $6366 |
| Launch PriceOriginal retail price at launch | $6,366 |
| Performance RankPosition in overall performance ranking | #62 |
| Release DateLaunch date | 15 March 2021 (4 years ago) |
| Release Year | 2021 |
| DesignerArchitecture designer (e.g. Intel, AMD) | AMD |
| ManufacturerFabrication foundry (e.g. TSMC) | TSMC |
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 | AMD EPYC |
| Designer | AMD |
| Launch Price | $6,366 |
| Manufacturer | TSMC |
| Release Date | 15 March 2021 (4 years ago) |
| Architecture Codename | Milan (2021−2023) |
| Performance Ranking Position | 62 |
Technical Specifications
13 specs
Technical Specifications
13 specs
| Cores | 56 |
| Threads | 112 |
| Die Size | 8x 81 mm2 |
| L1 Cache | 64 kB (per core) |
| L2 Cache | 512 kB (per core) |
| L3 Cache | 256 MB (total) |
| Multiplier | 20 |
| Max Frequency | 3.5 GHz |
| 64-Bit Support | + |
| Base Frequency | 2 GHz |
| Transistor Count | 33,200 million |
| Process Technology | 7 nm+ |
| Windows 11 Compatible | + |
Compatibility
4 specs
Compatibility
4 specs
| Socket | SP3 |
| PCIe Generation | PCIe 4.0 |
| Power Consumption (TDP) | 240 Watt |
| Max Processors In Config | 2 |
Memory
3 specs
Memory
3 specs
| RAM Types | DDR4-3200 |
| Memory Bandwidth | 204.795 GB/s |
| Max Memory Capacity | 4 TiB |
Similar Performance
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Our Recommendation for EPYC 7663
Suggested pairings based on performance balance
Minimum (Avoid Bottleneck) (12)
Recommended (Balanced) (12)
High-End (Max Performance) (12)
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