
AMD Ryzen 7 3800X Desktop CPU Processor
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Compared across 5 stores. Prices are checked against each store and labelled with when. Store links may earn us a commission. As an Amazon Associate, Deal.ai earns from qualifying purchases.
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Price facts
- Lowest price today: $358.80 at Amazon (checked Nov 12, 2026).
- Checked at 5 stores.
AMD Ryzen 7 3800X Desktop CPU Processor prices at every store
- New Town SparesNew
In stock
$417.50Free shippingChecked 1 h ago - NIFTYPre-owned
In stockReturn policy
$544.68Checked 1 h ago - NextWarehouse.comNew
In stock
$1,406.01Free shippingChecked 1 h ago - eBayPre-owned
Availability unknown
$105.00+ $15.00 shippingChecked 1 h ago - AmazonNew
Availability unknown
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$358.80Free shippingChecked 1 h ago
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AMD Ryzen 7 3800X Desktop CPU Processor price history
Lowest price we've seen: $358.80 on Nov 12 at Amazon. Tracked across 3 stores since Nov 12.
What reviewers say
- 4.6 / 5200 ratings
About the AMD Ryzen 7 3800X Desktop CPU Processor
AMD Ryzen 7 3800X — 8-Core Desktop Processor for AM4 Platforms
Power through demanding workloads, content creation, and everyday desktop computing with the AMD Ryzen 7 3800X . Built on AMD's advanced 7nm Zen 2 "Matisse" microarchitecture, this 8-core, 16-thread processor delivers a base clock of 3.9 GHz and boosts up to 4.5 GHz with Precision Boost 2 — giving you responsive, high-throughput performance across every task.
Please note: This is a pulled-from-working-machine OEM/tray unit (part number 100-000000025). Each CPU is double-tested before shipping to ensure full functionality. No cooler or retail box is included — a compatible AM4 cooler is required. The origin of this CPU is Mainland China (units may originate from China or Malaysia; delivery is random).
Key Specifications
Model: AMD Ryzen 7 3800X (R7 3800X)
Socket: AM4
Cores / Threads: 8 Cores / 16 Threads
Base Clock: 3.9 GHz | Max Boost: 4.5 GHz
Manufacturing Process: 7nm FinFET (Zen 2 / Matisse)
L1 Cache: 8 × 32 KB instruction + 8 × 32 KB data
L2 Cache: 8 × 512 KB (4 MB total)
L3 Cache: 2 × 16 MB (32 MB total)
Memory Support: Dual-channel DDR4-3200, 2 DIMMs per channel
PCIe Version: PCIe 4.0 (16 lanes)
TDP: 105W | Max Operating Temp: 95°C
Integrated Graphics: None (discrete GPU required)
Package: 1331-pin lidded micro-PGA (OEM/tray)
Instruction Set Extensions & Technologies
• MMX, SSE / SSE2 / SSE3 / SSSE3 / SSE4 / SSE4a
• AES, AVX / AVX2, BMI1 + BMI2, F16C, FMA3, SHA
Questions and answers
- Where is the AMD Ryzen 7 3800X Desktop CPU Processor cheapest?
- At Amazon, for $358.80, as of our latest check.
- What do buyers say about the AMD Ryzen 7 3800X Desktop CPU Processor?
- Rated 4.6 out of 5 from 200 ratings.
- Where can I buy the AMD Ryzen 7 3800X Desktop CPU Processor?
- 5 stores we checked sell it, including NIFTY, Amazon, eBay, New Town Spares, NextWarehouse.com.















