AMD Ryzen 5 8400F
AMD Ryzen 5 8400F Specifications and Performance Analysis
The AMD Ryzen 5 8400F is based on the Phoenix architecture and is manufactured using the 4 nm process at the TSMC foundry. It is compatible with the AM5 socket used by X670E, X670, B650E, B650, A620 chipsets and supports PCIe Gen 4, 20 Lanes (CPU only), as well as DDR5 memory with speeds of up to 5200 MT/s across Dual-channel memory. This processor features 6 cores operating at a base clock of 4.20 GHz and a boost clock of up to 4.70 GHz, for a total of 12 threads. It is equipped with 64 kB of L1 cache, 1024 kB of L2 cache, and 16 MB of L3 cache.
This CPU is designed for a mainstream desktop platform. It supports consumer-grade memory configurations and modern expansion standards, making it suitable for everyday computing, gaming, and productivity workloads.The AMD Ryzen 5 8400F has a low base TDP of 65 W and a maximum TDP of 61 W. Stock CPU coolers are generally adequate as long as overclocking is not applied. It is a good fit for compact systems where heat dissipation is a concern.
This CPU does not include integrated graphics. A discrete graphics card is required for display output.
Application Performance
AMD Ryzen 5 8400F is a budget CPU, achieving a relative application performance score of 34.70% of the best possible desktop CPU performance. Suitable for light multitasking such as web browsing, coding, and media consumption. Putting heavy workloads on these CPUs can lead to system freezes or unresponsive behavior over prolonged periods.
AMD Ryzen 5 8400F delivers a balanced application performance-per-price ratio of 69.9%. It provides good value for users looking for a practical balance between cost and performance.
Gaming Performance
AMD Ryzen 5 8400F is an entry-level gaming CPU, achieving a relative gaming performance score at 1080p resolution of 62.25% compared to the best possible desktop CPU gaming performance. While gaming performance is limited when paired with top-tier graphics cards, such pairings are uncommon in this category. When combined with an appropriate entry-level GPU, this CPU does not cause significant performance loss, as the GPU generally becomes the primary limiting factor.
For gamers, AMD Ryzen 5 8400F offers exceptional value, scoring 82.3% in gaming performance per dollar. It's ideal for budget-conscious gamers looking to pair this CPU with a cost-effective graphics card without significantly sacrificing performance.
General Information
| CPU Name | AMD Ryzen 5 8400F |
|---|---|
| Release Price | $170.00 |
| Current Price on Amazon | $149 |
| Amazon Price Updated | 3 hours, 16 minutes ago. |
| Launch Date | 2 years, 3 months ago. |
| CPU Available | True |
| Architecture | Phoenix |
|---|---|
| Foundry | TSMC |
| Process | 4 nm |
| Socket | AM5 |
| Chipsets | X670E, X670, B650E, B650, A620 |
| Transistors | 25000 million |
| Die Size | 178 mm² |
| PCIe Version | Gen 4, 20 Lanes (CPU only) |
| Cores / Threads | 6 / 12 |
|---|---|
| Base / Boost Clock | 4.20 GHz / 4.70 GHz |
| Memory Support / Max Speed | DDR5 / 5200 MT/s |
|---|---|
| Memory Bandwidth | 83.2 GB/s |
| Memory Channels | Dual-channel |
| L1 Cache (per core) | 64 kB |
|---|---|
| L2 Cache (per core) | 1024 kB |
| L3 Cache (shared) | 16 MB |
| Base TDP | 65 W |
|---|---|
| Max Turbo Power | 61 W |
| Integrated Graphics | False |
|---|
Cinebench R24 Performance
| Cinebench R24 Multi-core | 739 |
|---|---|
| Cinebench R24 Single-core | 102 |
CPU Normalized Performance Chart
AMD Ryzen 5 8400F Compared to Similar Performance CPUs
CPU Price / Performance Table
| CPU (Desc) | Price (Desc) | Performance (Desc) | Game_Perf (Desc) | Combined (Desc) | Perf/Price (Desc) | Game/Price (Desc) | Combined/Price (Desc) |
|---|---|---|---|---|---|---|---|
|
$205
|
0.0%
|
35.8%
|
52.8%
|
44.3%
|
52.4%
|
50.8%
|
54.1%
|
|
|
$387
|
↑
0.8%
|
35.0%
|
64.0%
|
49.5%
|
27.1%
|
32.6%
|
31.9%
|
|
|
$234
|
0.0%
|
35.0%
|
64.0%
|
49.5%
|
44.8%
|
53.8%
|
52.8%
|
|
|
$0
|
0.0%
|
34.9%
|
73.1%
|
54.0%
|
N/A | N/A | N/A | |
|
$149
|
0.0%
|
34.7%
|
62.3%
|
48.5%
|
69.9%
|
82.3%
|
81.3%
|
|
|
$205
|
0.0%
|
34.0%
|
52.0%
|
43.0%
|
49.8%
|
50.1%
|
52.5%
|
|
|
$268
|
0.0%
|
33.9%
|
63.7%
|
48.8%
|
38.0%
|
46.8%
|
45.5%
|
|
|
$210
|
0.0%
|
32.3%
|
62.5%
|
47.4%
|
46.1%
|
58.6%
|
56.4%
|
|
|
$149
|
0.0%
|
31.3%
|
57.3%
|
44.3%
|
63.3%
|
76.0%
|
74.6%
|
Processor Comparison and Detail Specifications Table
| Specification |
No image available |
Perf Chart | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Price |
$205
|
0.0%
|
$387
|
↑
0.8%
|
$234
|
0.0%
|
$0
|
0.0%
|
$149
|
0.0%
|
$205
|
0.0%
|
$268
|
0.0%
|
$210
|
0.0%
|
$149
|
0.0%
|
| Manufacturer | AMD | Intel | Intel | AMD | AMD | AMD | Intel | Intel | AMD |
| C/SC/T | 8 / 0 / 16 | 10 / 4 / 16 | 10 / 4 / 16 | 6 / 0 / 12 | 6 / 0 / 12 | 8 / 0 / 16 | 6 / 0 / 12 | 6 / 0 / 12 | 6 / 0 / 12 |
| L2 / L3 Cache | 512.0 kB / 16.0 MB | 1280.0 kB / 20.0 MB | 1280.0 kB / 20.0 MB | 1024.0 kB / 32.0 MB | 1024.0 kB / 16.0 MB | 512.0 kB / 16.0 MB | 1280.0 kB / 18.0 MB | 1280.0 kB / 18.0 MB | 1024.0 kB / 16.0 MB |
| Base / Boost | 3.80 GHz / 4.60 GHz | 2.50 GHz / 4.60 GHz | 2.50 GHz / 4.60 GHz | 3.70 GHz / 4.70 GHz | 4.20 GHz / 4.70 GHz | 3.70 GHz / 4.60 GHz | 3.30 GHz / 4.80 GHz | 3.00 GHz / 4.60 GHz | 3.50 GHz / 5.00 GHz |
| Memory | DDR4 / 3200 MT/s | DDR4, DDR5 / 4800 MT/s | DDR4, DDR5 / 4800 MT/s | DDR5 / 5200 MT/s | DDR5 / 5200 MT/s | DDR4 / 3200 MT/s | DDR4, DDR5 / 4800 MT/s | DDR4, DDR5 / 4800 MT/s | DDR5 / 5200 MT/s |
| Arch / Node | Cezanne / 7 nm | Raptor Lake-S / 10 nm | Raptor Lake-S / 10 nm | Raphael / 5 nm | Phoenix / 4 nm | Cezanne / 7 nm | Alder Lake-S / 10 nm | Alder Lake-S / 10 nm | Phoenix2 / 4 nm |
| TDP / Max | 65 W / 61 W | 65 W / 154 W | 65 W / 148 W | 65 W / 88 W | 65 W / 61 W | 65 W / 61 W | 65 W / 117 W | 65 W / 117 W | 65 W / 61 W |
| Socket | AM4 | LGA 1700 | LGA 1700 | AM5 | AM5 | AM4 | LGA 1700 | LGA 1700 | AM5 |
| Int. GPU | Radeon Vega 8 | UHD Graphics 730 | None | None | None | None | UHD Graphics 770 | UHD Graphics 770 | Radeon 740M |
CPU Performance in Rendering, Encoding and Compression-Decompression
| CPU (Desc) | CB24_MC (Desc) | CB24_SC (Desc) | CB24_rel (Desc) | Blender (Desc) | Encoding_AV1 (Desc) | Encoding_h265 (Desc) | 7-zip_Pack (Desc) | 7-zip_Unpack (Desc) | Performance (Desc) |
|---|---|---|---|---|---|---|---|---|---|
| 804 | 90 |
31.8%
|
29.2%
|
42.7%
|
34.4%
|
38.2%
|
38.4%
|
35.8%
|
|
| 833 | 106 |
33.0%
|
29.8%
|
44.5%
|
36.8%
|
36.8%
|
28.9%
|
35.0%
|
|
| 833 | 106 |
33.0%
|
29.8%
|
44.5%
|
36.8%
|
36.8%
|
28.9%
|
35.0%
|
|
| 805 | 108 |
31.8%
|
26.7%
|
47.5%
|
39.5%
|
34.1%
|
29.9%
|
34.9%
|
|
| 739 | 102 |
29.2%
|
26.5%
|
40.5%
|
39.0%
|
38.6%
|
34.4%
|
34.7%
|
|
| 764 | 88 |
30.2%
|
24.4%
|
42.7%
|
33.6%
|
38.2%
|
34.7%
|
34.0%
|
|
| 741 | 105 |
29.3%
|
28.3%
|
47.5%
|
36.7%
|
34.1%
|
27.6%
|
33.9%
|
|
| 671 | 96 |
26.6%
|
27.6%
|
45.6%
|
35.1%
|
32.3%
|
26.5%
|
32.3%
|
|
| 695 | 108 |
27.5%
|
23.8%
|
40.2%
|
35.9%
|
34.1%
|
26.5%
|
31.3%
|
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