Intel Core i7-7700K vs AMD Opteron 2427
For a desktop PC, buy the Intel Core i7-7700K. It is far faster per core, runs at 4.2 GHz base with turbo to 4.5 GHz, has Hyper-Threading for eight threads, and is unlocked for overclocking. The AMD Opteron 2427 is a 2009-era server chip on the Socket F platform: six slow cores, no modern instruction sets, and no path to a consumer motherboard. No current prices were given for either, so compare live listings on Deal.ai before buying.
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Intel Core i7-7700K
SR33A - Intel 7th Generation Core i7-7700K Processor
Choose the Intel Core i7-7700K if you are building or upgrading a gaming or general-purpose desktop on an LGA1151 board and want strong single-thread speed plus overclocking.
- High 4.2 GHz base clock and 4.5 GHz turbo give strong single-thread performance
- Hyper-Threading provides 8 threads for multitasking
- Unlocked for overclocking on Z-series boards
- 8 MB cache and mature LGA1151 board selection
What separates them
| Intel Core i7-7700K | AMD Opteron 2427 | |
|---|---|---|
| Market and socket | LGA1151, consumer desktop boards (100/200 series chipsets) | Socket F (1207), server boards only |
| Cores and threads | 4 cores, 8 threads with Hyper-Threading | 6 cores, 6 threads |
| Clock speed | 4.2 GHz base, 4.5 GHz turbo | 2.2 GHz |
| Overclocking | Unlocked multiplier, overclocks on Z170/Z270 boards | Locked |
| Cache | 8 MB Intel Smart Cache | 6 MB L3 |
| TDP | 91 W | 75 W |
| Memory support | DDR4-2400 (DDR3L on some boards), dual channel | DDR2 registered ECC, quad channel |
Price history
- Intel Core i7-7700K: lowest $92.15 on Nov 2 at Newegg.com.
- AMD Opteron 2427: lowest $63.96 on Nov 3 at New Town Spares.
Prices at every store
Intel Core i7-7700K
- AmazonCheck price at Amazon
- eBayCheck price at eBay
- Newegg.comCheck price at Newegg.com
AMD Opteron 2427
- Global One TechnologyCheck price at Global One Technology
- HardDrivesDirectCheck price at HardDrivesDirect
- New Town SparesCheck price at New Town Spares
Specs compared
| Spec | Intel Core i7-7700K | AMD Opteron 2427 |
|---|---|---|
| Number Of Cores | Quad-core | 6-core |
| Clock Speed | 4.2 GHz | 2.2 GHz |
| Cache Memory | 8 MB cache memory | 6 MB cache memory |
| TDP | 91 watts | 75 watts |
| Socket Type | Socket LGA1151 | — |
| Supports Overclocking | Yes | — |
| FSB Speed | 100 MHz FSB | — |
| Release Date | January 2017 | — |
What reviewers say
Intel Core i7-7700K
Owners generally rate the i7-7700K as a fast, reliable gaming chip for its generation, with easy overclocking headroom. The common complaints are heat and power draw, especially when overclocked, and its four-core limit in newer multi-threaded software.
- PerformancePraisedOwners call it fast for gaming and everyday use, with strong single-thread speed for its generation.
- OverclockingPraisedThe unlocked multiplier makes it easy to push past 4.2 GHz on a Z270 board.
- HeatCriticisedReviewers and owners report high temperatures, especially once overclocked, and recommend a strong cooler.
Questions and answers
- Which is better for gaming?
- The i7-7700K, by a wide margin. Its 4.2 GHz base clock and 4.5 GHz turbo beat the Opteron's 2.2 GHz, and games depend heavily on single-thread speed.
- Which is better for a home server?
- The Opteron 2427 if you already own Socket F hardware, because of its six cores, ECC DDR2 support and lower 75 W TDP. For a new build, neither is a good choice; look at newer low-power parts.
- Does the i7-7700K support Windows 11?
- No. Microsoft lists 8th-gen Intel and newer as supported, so the 7700K runs Windows 10 only, or Windows 11 unofficially.
- Can I put the Opteron 2427 in a normal desktop motherboard?
- No. It uses Socket F, a server socket. It will not fit LGA1151 or any consumer board.
- Which uses less power?
- The Opteron 2427 at 75 W TDP versus 91 W for the i7-7700K. Real draw depends on load, and the Intel chip can pull more when overclocked.
- Is the i7-7700K worth it over a newer CPU?
- Only at a low used price. A modern entry-level chip like the Core i3-12100F is faster in most tasks and is Windows 11 supported, so check Deal.ai price history before paying much for a 7700K.
More comparisons
- SR33A - Intel 7th Generation Core i7-7700K Processor vs AMD Ryzen 3 3200G
- SR33A - Intel 7th Generation Core i7-7700K Processor vs AMD Ryzen 3 4100 Processor
- SR33A - Intel 7th Generation Core i7-7700K Processor vs AMD Opteron 2352 2.1 GHz 4-Core Processor
- AMD Opteron 2427 2.2 GHz 6-Core Processor vs AMD Opteron 2352 2.1 GHz 4-Core Processor