AMD Phenom II X4 820: CPU Specs and Performance, Benchmarks
The AMD Phenom II X4 820 is a 4-core and 4-thread processor configuration with a base clock speed of 2800 MHz. The CPU specifications and performance tests (benchmarks) are listed below.
Performance (Benchmarks)
- Geekbench 5 Single-Core Score
- 375
- Geekbench 5 Multi-Core Score
- 1288
- PassMark CPU Mark Rating
- 2108
- PassMark Single Thread Rating
- 1137
Processor Specs
- Processor
- AMD Phenom II X4 820
- Frequency
- 2800 MHz
- Cores
- 4
- Threads
- 4
- TDP
- 95 W
- Codename
- Deneb
- Package
- Socket AM3 (938)

Geekbench 5 Benchmark
- Single-Core Score
- 374
- Multi-Core Score
- 1293
- Benchmark
- Geekbench 5.3.2 Tryout for Windows x86 (64-bit)
System Information
- Operating System
- Microsoft Windows 10 Pro (64-bit)
- Model
- Dell Inc. Inspiron 546
- Motherboard
- Dell Inc. 0F896N
- Power Plan
- Balanced
CPU Specifications
- Name
- AMD Phenom II X4 820
- Topology
- 1 Processor, 4 Cores
- Identifier
- AuthenticAMD Family 16 Model 4 Stepping 2
- Base Frequency
- 2.80 GHz
- Maximum Frequency
- 2.80 GHz
- Package
- Socket AM3 (938)
- Codename
- Deneb
- L1 Instruction Cache
- 64.0 KB x 4
- L1 Data Cache
- 64.0 KB x 4
- L2 Cache
- 512 KB x 4
- L3 Cache
- 4.00 MB x 1
Memory Information
- Size
- 6.00 GB
- Frequency
- 399 MHz
- Type
- DDR2 SDRAM
- Channels
- 2
Geekbench 5 result (single)
| Single-Core Score | 374 |
|---|---|
| Crypto Score | 54 |
| Integer Score | 418 |
| Floating Point Score | 333 |
| AES-XTS | 54 93.9 MB/sec |
| Text Compression (LZMA) | 524 2.65 MB/sec |
| Image Compression | 495 23.4 Mpixels/sec |
| Navigation (using Dijkstra's algorithm) | 404 1.14 MTE/sec |
| HTML5 | 431 506.4 KElements/sec |
| SQLite | 414 129.8 Krows/sec |
| PDF Rendering | 403 21.8 Mpixels/sec |
| Text Rendering | 354 112.9 KB/sec |
| Clang | 460 3.59 Klines/sec |
| Camera | 317 3.67 images/sec |
| N-Body Physics | 291 364.5 Kpairs/sec |
| Rigid Body Physics | 425 2630.6 FPS |
| Gaussian Blur | 261 14.4 Mpixels/sec |
| Face Detection | 262 2.02 images/sec |
| Horizon Detection | 290 7.14 Mpixels/sec |
| Image Inpainting | 637 31.2 Mpixels/sec |
| HDR | 626 8.53 Mpixels/sec |
| Ray Tracing | 384 308.6 Kpixels/sec |
| Structure from Motion | 213 1.91 Kpixels/sec |
| Speech Recognition | 388 12.4 Words/sec |
| Machine Learning | 182 7.01 images/sec |
Geekbench 5 result (multi)
| Multi-Core Score | 1293 |
|---|---|
| Crypto Score | 212 |
| Integer Score | 1434 |
| Floating Point Score | 1168 |
| AES-XTS | 212 370.4 MB/sec |
| Text Compression (LZMA) | 1954 9.89 MB/sec |
| Image Compression | 1912 90.5 Mpixels/sec |
| Navigation (using Dijkstra's algorithm) | 970 2.74 MTE/sec |
| HTML5 | 1561 1.83 MElements/sec |
| SQLite | 1559 488.5 Krows/sec |
| PDF Rendering | 1391 75.5 Mpixels/sec |
| Text Rendering | 1031 328.5 KB/sec |
| Clang | 1781 13.9 Klines/sec |
| Camera | 1141 13.2 images/sec |
| N-Body Physics | 1160 1.45 Mpairs/sec |
| Rigid Body Physics | 1645 10191.2 FPS |
| Gaussian Blur | 872 47.9 Mpixels/sec |
| Face Detection | 1024 7.89 images/sec |
| Horizon Detection | 1059 26.1 Mpixels/sec |
| Image Inpainting | 2110 103.5 Mpixels/sec |
| HDR | 2343 31.9 Mpixels/sec |
| Ray Tracing | 1566 1.26 Mpixels/sec |
| Structure from Motion | 822 7.37 Kpixels/sec |
| Speech Recognition | 963 30.8 Words/sec |
| Machine Learning | 498 19.3 images/sec |