Ryzen 9 5950X vs Ryzen 9 7900: specs and benchmark comparison
Multi-thread performance
depends on the taskBenchmark results disagree, so the choice depends on the specific task.
No comparable benchmarks yet: single-thread performance, gaming (cpu-bound scenarios), power efficiency.
Advantages
Only measured and rated values: a noticeable benchmark gap and specs where more is better.
Where Ryzen 9 5950X is better2
Cores 4 more16 vs 12
Threads 8 more32 vs 24
Where Ryzen 9 7900 is better4
L2 cache 4 MB more12 MB vs 8 MB
Official memory speed 2,000 MT/s more5,200 MT/s vs 3,200 MT/s
TDP (AMD method) 40 W lower65 W vs 105 W
Launch price $370 lower$429 vs $799
Benchmarks
Results are compared within one benchmark, one version and the same conditions.
- 4.5% difference, within the threshold
Blender Benchmark 4.5.0
CPU, sum of scenes monster + junkshop + classroom · samples/min, higher is better
Ryzen 9 5950X393.5 samples/minRyzen 9 7900411.1 samples/minPosition among tested models (89)
A · 394B · 4110200400600800Each dot is one model’s median in this benchmark. The scale starts at zero, samples/min. The 4.5% difference is below the noticeable threshold (5%).
About the measurement and source
- A · AMD Ryzen 9 5950X
393.5 samples/min · community measurement, sample 475 · November 14, 2026
Blender Open Data (Blender Foundation)
Median of 475 submissions (16 outliers excluded), interquartile range 364.73–428.6; submissions 2025-07-17 to 2026-10-15; CPU backend. Snapshot 2026-11-14.
- B · AMD Ryzen 9 7900
411.1 samples/min · community measurement, sample 143 · November 14, 2026
Blender Open Data (Blender Foundation)
Median of 143 submissions (0 outliers excluded), interquartile range 370.5–435.48; submissions 2025-07-17 to 2026-02-24; CPU backend. Snapshot 2026-11-14.
difference = |A − B| ÷ the smaller value × 100%. The 5% noticeable threshold is a UX heuristic, not statistical significance.
Cycles render in Blender Benchmark. Median of the sum of samples per minute over three scenes after removing outliers.
Other comparable benchmarks (8)
| Benchmark | A | B | Difference |
|---|---|---|---|
| Blender Benchmark 4.2.0CPU, sum of scenes monster + junkshop + classroom | 377.3 | 371.7 | A +1.5% |
| Blender Benchmark 3.4.0CPU, sum of scenes monster + junkshop + classroom | 410 | 385.3 | A +6.4% |
| Blender Benchmark 3.5.0CPU, sum of scenes monster + junkshop + classroom | 398 | 371.6 | A +7.1% |
| Blender Benchmark 3.6.0CPU, sum of scenes monster + junkshop + classroom | 408.8 | 401.6 | A +1.8% |
| Blender Benchmark 4.0.0CPU, sum of scenes monster + junkshop + classroom | 386.8 | 430.8 | B +11.4% |
| Blender Benchmark 4.1.0CPU, sum of scenes monster + junkshop + classroom | 403.3 | 374.8 | A +7.6% |
| Blender Benchmark 4.3.0CPU, sum of scenes monster + junkshop + classroom | 375.3 | 393.3 | B +4.8% |
| Blender Benchmark 4.4.0CPU, sum of scenes monster + junkshop + classroom | 376.4 | 379 | B +0.7% |
Each benchmark version has its own scale: numbers are compared only within a row.
Reference results (33)
| Benchmark | A | B | Difference |
|---|---|---|---|
| Blender Benchmark 2.81CPU, bmw27 (CPU) | 72 | — | no pair |
| Blender Benchmark 2.81aCPU, bmw27 (CPU) | 75.4 | — | no pair |
| Blender Benchmark 2.82CPU, bmw27 (CPU) | 82.6 | — | no pair |
| Blender Benchmark 2.83CPU, bmw27 (CPU) | 77.5 | — | no pair |
| Blender Benchmark 2.90CPU, bmw27 (CPU) | 85.6 | — | no pair |
| Blender Benchmark 2.90.1CPU, bmw27 (CPU) | 98.9 | — | no pair |
| Blender Benchmark 2.82CPU, classroom (CPU) | 243.2 | — | no pair |
| Blender Benchmark 2.83CPU, classroom (CPU) | 210.8 | — | no pair |
| Blender Benchmark 2.90CPU, classroom (CPU) | 216.5 | — | no pair |
| Blender Benchmark 2.90.1CPU, classroom (CPU) | 251.4 | — | no pair |
| Blender Benchmark 2.82CPU, fishy_cat (CPU) | 118.3 | — | no pair |
| Blender Benchmark 2.83CPU, fishy_cat (CPU) | 100.8 | — | no pair |
| Blender Benchmark 2.90CPU, fishy_cat (CPU) | 108 | — | no pair |
| Blender Benchmark 2.82CPU, koro (CPU) | 156 | — | no pair |
| Blender Benchmark 2.83CPU, koro (CPU) | 133.7 | — | no pair |
| Blender Benchmark 2.90CPU, koro (CPU) | 160.3 | — | no pair |
| Blender Benchmark 2.82CPU, pavillon_barcelona (CPU) | 257.2 | — | no pair |
| Blender Benchmark 2.83CPU, pavillon_barcelona (CPU) | 226.5 | — | no pair |
| Blender Benchmark 2.90CPU, pavillon_barcelona (CPU) | 225.3 | — | no pair |
| Blender Benchmark 2.82CPU, victor (CPU) | 445.7 | — | no pair |
| Blender Benchmark 2.83CPU, victor (CPU) | 416.7 | — | no pair |
| Blender Benchmark 2.90CPU, victor (CPU) | 363.6 | — | no pair |
| Blender Benchmark 5.1.1CPU, sum of scenes monster + junkshop + classroom | 413.6 | 402.1 | reference |
| Blender Benchmark 5.2.0CPU, sum of scenes monster + junkshop + classroom | 416 | 421.4 | reference |
| Blender Benchmark 3.0.1CPU, sum of scenes monster + junkshop + classroom | 475.4 | — | no pair |
| Blender Benchmark 3.1.0CPU, sum of scenes monster + junkshop + classroom | 453.4 | — | no pair |
| Blender Benchmark 3.1.2CPU, sum of scenes monster + junkshop + classroom | 428.1 | — | no pair |
| Blender Benchmark 3.2.0CPU, sum of scenes monster + junkshop + classroom | 393.8 | — | no pair |
| Blender Benchmark 3.2.1CPU, sum of scenes monster + junkshop + classroom | 406.1 | 454.8 | reference |
| Blender Benchmark 3.3.0CPU, sum of scenes monster + junkshop + classroom | 430.8 | 450.3 | reference |
| Blender Benchmark 5.0.0CPU, sum of scenes monster + junkshop + classroom | 383.6 | 336.9 | reference |
| Blender Benchmark 5.1.0CPU, sum of scenes monster + junkshop + classroom | 404.4 | 407.8 | reference |
| Blender Benchmark 5.3.0CPU, sum of scenes monster + junkshop + classroom | 413.9 | — | no pair |
Each benchmark version has its own scale: numbers are compared only within a row.
Specifications
| Specification | A · Ryzen 9 5950X | B · Ryzen 9 7900 | Difference |
|---|---|---|---|
| Cores and clocks | |||
| CoresCores of different types may differ in performance. | 16 | 12 | A: 4 more |
| Threads | 32 | 24 | A: 8 more |
| Base clockFor hybrid Intel CPUs, the P-core base clock is shown. | 3.4 GHz | 3.7 GHz | B: 0.3 GHz more |
| Max clock (Boost/Turbo) | 4.9 GHz | 5.4 GHz | B: 0.5 GHz more |
| Unlocked multiplier | yes | yes | equal |
| Cache | |||
| L1 cache | no data | 768 KB | no data for A |
| L2 cache | 8 MB | 12 MB | B: 4 MB more |
| L3 cache | 64 MB | 64 MB | equal |
| Platform | |||
| Socket | AM4 | AM5 | differs |
| Process node | TSMC 7 nm FinFET | TSMC 5 nm FinFET | differs |
| Memory and interfaces | |||
| Memory type | DDR4 | DDR5 | differs |
| Memory channels | no data | 2 | no data for A |
| Official memory speedFor controllers that support two generations, the speed for the newer memory type is shown. | 3,200 MT/s | 5,200 MT/s | B: 2,000 MT/s more |
| Max memory capacity | no data | 128 GB | no data for A |
| PCI Express | PCIe 4.0 | PCIe 5.0, 24 lanes | differs |
| Integrated graphics | none | AMD Radeon Graphics (2 CU) | differs |
| Power | |||
| TDP (AMD method)AMD TDP, AMD PPT, Intel Base Power (PL1) and Max Turbo Power (PL2) are different metrics and are not compared with each other. For laptop CPUs, the laptop maker configures the TDP. | 105 W | 65 W | A: 40 W higher |
Cores and clocks
Cores
A16
B12
A: 4 moreCores of different types may differ in performance.
Threads
A32
B24
A: 8 moreBase clock
A3.4 GHz
B3.7 GHz
B: 0.3 GHz moreFor hybrid Intel CPUs, the P-core base clock is shown.
Max clock (Boost/Turbo)
A4.9 GHz
B5.4 GHz
B: 0.5 GHz moreUnlocked multiplier
Ayes
Byes
equal
Cache
L1 cache
Ano data
B768 KB
no data for AL2 cache
A8 MB
B12 MB
B: 4 MB moreL3 cache
A64 MB
B64 MB
equal
Platform
Socket
AAM4
BAM5
differsProcess node
ATSMC 7 nm FinFET
BTSMC 5 nm FinFET
differs
Memory and interfaces
Memory type
ADDR4
BDDR5
differsMemory channels
Ano data
B2
no data for AOfficial memory speed
A3,200 MT/s
B5,200 MT/s
B: 2,000 MT/s moreFor controllers that support two generations, the speed for the newer memory type is shown.
Max memory capacity
Ano data
B128 GB
no data for APCI Express
APCIe 4.0
BPCIe 5.0, 24 lanes
differsIntegrated graphics
Anone
BAMD Radeon Graphics (2 CU)
differs
Power
TDP (AMD method)
A105 W
B65 W
A: 40 W higherAMD TDP, AMD PPT, Intel Base Power (PL1) and Max Turbo Power (PL2) are different metrics and are not compared with each other. For laptop CPUs, the laptop maker configures the TDP.
“More” does not always mean “better”: higher power draw or size is a system requirement, not an advantage (such bars are dimmed).
Platform compatibility
Socket Incompatible
AMD Ryzen 9 5950X uses AM4, AMD Ryzen 9 7900 uses AM5. The CPUs are not interchangeable: switching requires a different motherboard.
Memory Incompatible
AMD Ryzen 9 5950X supports DDR4, AMD Ryzen 9 7900 supports DDR5. Memory modules cannot be reused.
Compare with AI
An AI model reviews the specs and benchmarks of this pair and gives a plain-language verdict on who each model suits.
Questions and answers
Do AMD Ryzen 9 5950X and AMD Ryzen 9 7900 fit the same motherboard?
No: AMD Ryzen 9 5950X uses AM4, while AMD Ryzen 9 7900 uses AM5.
How many cores and threads do AMD Ryzen 9 5950X and AMD Ryzen 9 7900 have?
AMD Ryzen 9 5950X: 16 cores / 32 threads. AMD Ryzen 9 7900: 12 cores / 24 threads (manufacturer data).
Do these CPUs have integrated graphics?
AMD Ryzen 9 5950X: no. AMD Ryzen 9 7900: AMD Radeon Graphics (2 CU).
Which is faster: AMD Ryzen 9 5950X or AMD Ryzen 9 7900?
It depends on the task: multi-thread performance: results disagree.
See also
Data sources (3)
- AMD — specifications of AMD Ryzen 9 5950X, specifications of AMD Ryzen 9 7900checked November 7, 2026
- Blender Open Data (Blender Foundation) — benchmark Blender Benchmark 2.81, benchmark Blender Benchmark 2.81a, benchmark Blender Benchmark 2.82, benchmark Blender Benchmark 2.83, benchmark Blender Benchmark 2.90, benchmark Blender Benchmark 2.90.1, benchmark Blender Benchmark 4.2.0, benchmark Blender Benchmark 4.5.0, benchmark Blender Benchmark 5.1.1, benchmark Blender Benchmark 5.2.0, benchmark Blender Benchmark 3.2.1, benchmark Blender Benchmark 3.3.0, benchmark Blender Benchmark 3.4.0, benchmark Blender Benchmark 3.5.0, benchmark Blender Benchmark 3.6.0, benchmark Blender Benchmark 4.0.0, benchmark Blender Benchmark 4.1.0, benchmark Blender Benchmark 4.3.0, benchmark Blender Benchmark 4.4.0, benchmark Blender Benchmark 5.0.0, benchmark Blender Benchmark 5.1.0, benchmark Blender Benchmark 3.0.1, benchmark Blender Benchmark 3.1.0, benchmark Blender Benchmark 3.1.2, benchmark Blender Benchmark 3.2.0, benchmark Blender Benchmark 5.3.0checked November 14, 2026
- Wikipedia (English) — release date and launch pricechecked November 14, 2026
How we compare: methodology. Where the data comes from: sources.