AMD Ryzen™ 9 7900
AMD Ryzen™ 9 7900
| Architecture | Zen 4 |
| # of CPU Cores | 12 |
| Multithreading (SMT) | Yes |
| # of Threads | 24 |
| Max. Boost Clock |
Up to 5.4GHz
|
|
Base Clock
|
3.7GHz
|
|
L1 Cache
|
768KB
|
|
L2 Cache
|
12MB
|
|
L3 Cache
|
64MB
|
|
Default TDP
|
170W
|
|
Processor Technology for CPU Cores
|
TSMC 5nm FinFET
|
|
Processor Technology for I/O Die
|
TSMC 6nm FinFET
|
|
CPU Compute Die (CCD) Size
|
71mm²
|
|
I/O Die (IOD) Size
|
122mm²
|
|
Package Die Count
|
3
|
|
Unlocked for Overclocking
|
Yes
|
|
AMD EXPO™ Memory Overclocking Technology
|
Yes
|
|
Precision Boost Overdrive
|
Yes
|
|
Curve Optimizer Voltage Offsets
|
Yes
|
|
AMD Ryzen™ Master Support
|
Yes
|
|
CPU Socket
|
AM5
|
|
Supporting Chipsets
|
X670E
X670
B650E
B650
|
|
CPU Boost Technology
|
Precision Boost 2
|
|
Instruction Set
|
x86-64
|
|
Supported Extensions
|
AES, AMD-V, AVX, AVX2, AVX512, FMA3, MMX(+), SHA, SSE, SSE2, SSE3, SSE4.1, SSE4.2, SSE4A, SSSE3, x86-64
|
|
Thermal Solution (PIB)
|
AMD Wraith Prism
|
|
Max. Operating Temperature (Tjmax)
|
95°C
|
Connectivity
| USB Type-C® Support | Yes |
|
Native USB 3.2 Gen 2 (10Gbps) Ports
|
4 |
|
Native USB 3.2 Gen 1 (5Gbps) Ports
|
0 |
|
Native USB 2.0 (480Mbps) Ports
|
1 |
|
Native SATA Ports
|
0 |
|
Native PCIe® Lanes (Total/Usable)
|
28/24
|
|
Additional Usable PCIe Lanes from Motherboard
|
AMD X670E
12x Gen4 AMD X670
12x Gen4 AMD B650E
8x Gen4 AMD B650
8x Gen4 |
|
NVMe Support
|
Boot, RAID0, RAID1, RAID10
|
|
Memory Channels
|
2 |
|
Max. Memory
|
128GB |
|
System Memory Subtype
|
UDIMM |
|
Max Memory Speed
|
1x1R
5200 MT/s 1x2R
5200 MT/s 2x1R
3600 MT/s 2x2R
3600 MT/s |
|
ECC Support
|
Yes (Requires mobo support)
|
Graphics Capabilities
| Integrated Graphics | Yes |
|
Graphics Model
|
AMD Radeon™ Graphics
|
|
Graphics Core Count
|
2
|
|
Graphics Frequency
|
2200 MHz
|
|
GPU Base
|
400 MHz
|
|
USB Type-C® DisplayPort™ Alternate Mode
|
Yes
|
