Ryzen 9 7950X3D vs Ryzen 9 9900X: specs and benchmark comparison
AAMD · Zen 4
AMD Ryzen 9 7950X3D
- 16 cores / 32 threads
- up to 5.7 GHz
- AM5
February 28, 2023 · $699 at launch
Short verdict
AMD Ryzen 9 7950X3D leads in every scenario with comparable benchmarks: multi-thread performance. This does not imply an advantage in tasks without benchmarks.
Compare with AIMulti-thread performance
A +16.3%AMD Ryzen 9 7950X3D leads in this scenario (up to 16.3% in comparable benchmarks).
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 7950X3D is better6
Blender Benchmark 4.5.0 7.2% faster541 samples/min vs 505 samples/min
Cores 4 more16 vs 12
Threads 8 more32 vs 24
L1 cache 64 KB more1,024 KB vs 960 KB
L2 cache 4 MB more16 MB vs 12 MB
L3 cache 64 MB more128 MB vs 64 MB
Where Ryzen 9 9900X is better3
Official memory speed 400 MT/s more5,600 MT/s vs 5,200 MT/s
Max memory capacity 128 GB more256 GB vs 128 GB
Launch price $200 lower$499 vs $699
Benchmarks
Results are compared within one benchmark, one version and the same conditions.
- A ahead by 7.2%
Blender Benchmark 4.5.0
CPU, sum of scenes monster + junkshop + classroom · samples/min, higher is better
Ryzen 9 7950X3D541.3 samples/minRyzen 9 9900X505 samples/minPosition among tested models (89)
B · 505A · 5410200400600800Each dot is one model’s median in this benchmark. The scale starts at zero, samples/min. AMD Ryzen 9 7950X3D is ahead by 7.2% in this benchmark.
About the measurement and source
- A · AMD Ryzen 9 7950X3D
541.3 samples/min · community measurement, sample 206 · November 14, 2026
Blender Open Data (Blender Foundation)
Median of 206 submissions (5 outliers excluded), interquartile range 523.61–617.02; submissions 2025-07-18 to 2026-05-28; CPU backend. Snapshot 2026-11-14.
- B · AMD Ryzen 9 9900X
505 samples/min · community measurement, sample 368 · November 14, 2026
Blender Open Data (Blender Foundation)
Median of 368 submissions (16 outliers excluded), interquartile range 464.31–517.85; submissions 2025-07-17 to 2026-10-21; 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 (5)
| Benchmark | A | B | Difference |
|---|---|---|---|
| Blender Benchmark 4.2.0CPU, sum of scenes monster + junkshop + classroom | 513.5 | 450.6 | A +14% |
| Blender Benchmark 5.1.1CPU, sum of scenes monster + junkshop + classroom | 600.6 | 520.1 | A +15.5% |
| Blender Benchmark 5.2.0CPU, sum of scenes monster + junkshop + classroom | 580.1 | 511.2 | A +13.5% |
| Blender Benchmark 4.3.0CPU, sum of scenes monster + junkshop + classroom | 519.9 | 446.9 | A +16.3% |
| Blender Benchmark 4.4.0CPU, sum of scenes monster + junkshop + classroom | 528.8 | 480.2 | A +10.1% |
Each benchmark version has its own scale: numbers are compared only within a row.
Reference results (10)
| Benchmark | A | B | Difference |
|---|---|---|---|
| Blender Benchmark 3.2.1CPU, sum of scenes monster + junkshop + classroom | 558.3 | — | no pair |
| Blender Benchmark 3.3.0CPU, sum of scenes monster + junkshop + classroom | 580.5 | — | no pair |
| Blender Benchmark 3.4.0CPU, sum of scenes monster + junkshop + classroom | 566.7 | — | no pair |
| Blender Benchmark 3.5.0CPU, sum of scenes monster + junkshop + classroom | 550.3 | — | no pair |
| Blender Benchmark 3.6.0CPU, sum of scenes monster + junkshop + classroom | 551.7 | 331.4 | reference |
| Blender Benchmark 4.0.0CPU, sum of scenes monster + junkshop + classroom | 536.7 | 474.9 | reference |
| Blender Benchmark 4.1.0CPU, sum of scenes monster + junkshop + classroom | 535.7 | 474.3 | reference |
| Blender Benchmark 5.0.0CPU, sum of scenes monster + junkshop + classroom | 521.7 | 452.3 | reference |
| Blender Benchmark 5.1.0CPU, sum of scenes monster + junkshop + classroom | 598 | 537 | reference |
| Blender Benchmark 5.3.0CPU, sum of scenes monster + junkshop + classroom | 451.8 | 545 | reference |
Each benchmark version has its own scale: numbers are compared only within a row.
Specifications
| Specification | A · Ryzen 9 7950X3D | B · Ryzen 9 9900X | 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. | 4.2 GHz | 4.4 GHz | B: 0.2 GHz more |
| Max clock (Boost/Turbo) | 5.7 GHz | 5.6 GHz | A: 0.1 GHz more |
| Unlocked multiplier | no data | yes | no data for A |
| Cache | |||
| L1 cache | 1,024 KB | 960 KB | A: 64 KB more |
| L2 cache | 16 MB | 12 MB | A: 4 MB more |
| L3 cache | 128 MB | 64 MB | A: 64 MB more |
| Platform | |||
| Socket | AM5 | AM5 | equal |
| Process node | TSMC 5 nm FinFET | TSMC 4 nm FinFET | differs |
| Memory and interfaces | |||
| Memory type | DDR5 | DDR5 | equal |
| Memory channels | 2 | 2 | equal |
| Official memory speedFor controllers that support two generations, the speed for the newer memory type is shown. | 5,200 MT/s | 5,600 MT/s | B: 400 MT/s more |
| Max memory capacity | 128 GB | 256 GB | B: 128 GB more |
| PCI Express | PCIe 5.0, 24 lanes | PCIe 5.0 | differs |
| Integrated graphics | AMD Radeon Graphics (2 CU) | AMD Radeon Graphics (2 CU) | equal |
| 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. | 120 W | 120 W | equal |
Cores and clocks
Cores
A16
B12
A: 4 moreCores of different types may differ in performance.
Threads
A32
B24
A: 8 moreBase clock
A4.2 GHz
B4.4 GHz
B: 0.2 GHz moreFor hybrid Intel CPUs, the P-core base clock is shown.
Max clock (Boost/Turbo)
A5.7 GHz
B5.6 GHz
A: 0.1 GHz moreUnlocked multiplier
Ano data
Byes
no data for A
Cache
L1 cache
A1,024 KB
B960 KB
A: 64 KB moreL2 cache
A16 MB
B12 MB
A: 4 MB moreL3 cache
A128 MB
B64 MB
A: 64 MB more
Platform
Socket
AAM5
BAM5
equalProcess node
ATSMC 5 nm FinFET
BTSMC 4 nm FinFET
differs
Memory and interfaces
Memory type
ADDR5
BDDR5
equalMemory channels
A2
B2
equalOfficial memory speed
A5,200 MT/s
B5,600 MT/s
B: 400 MT/s moreFor controllers that support two generations, the speed for the newer memory type is shown.
Max memory capacity
A128 GB
B256 GB
B: 128 GB morePCI Express
APCIe 5.0, 24 lanes
BPCIe 5.0
differsIntegrated graphics
AAMD Radeon Graphics (2 CU)
BAMD Radeon Graphics (2 CU)
equal
Power
TDP (AMD method)
A120 W
B120 W
equalAMD 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 and BIOS support Needs checking
Both models use AM5, but support on a specific motherboard depends on the chipset and BIOS version. Check the board maker’s CPU support list.
Memory Needs checking
Both controllers support DDR5. The motherboard determines the memory type, so check its specification.
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 7950X3D and AMD Ryzen 9 9900X fit the same motherboard?
Both CPUs use the AM5 socket. Support on a specific board depends on the chipset and BIOS version, so check the board maker’s CPU support list.
How many cores and threads do AMD Ryzen 9 7950X3D and AMD Ryzen 9 9900X have?
AMD Ryzen 9 7950X3D: 16 cores / 32 threads. AMD Ryzen 9 9900X: 12 cores / 24 threads (manufacturer data).
Do these CPUs have integrated graphics?
AMD Ryzen 9 7950X3D: AMD Radeon Graphics (2 CU). AMD Ryzen 9 9900X: AMD Radeon Graphics (2 CU).
Which is faster: AMD Ryzen 9 7950X3D or AMD Ryzen 9 9900X?
AMD Ryzen 9 7950X3D leads in every scenario with comparable benchmarks: multi-thread performance. This does not imply an advantage in tasks without benchmarks.
See also
Data sources (3)
- AMD — specifications of AMD Ryzen 9 7950X3D, specifications of AMD Ryzen 9 9900Xchecked November 7, 2026
- Blender Open Data (Blender Foundation) — 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 3.6.0, 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 5.3.0, benchmark Blender Benchmark 3.2.1, benchmark Blender Benchmark 3.3.0, benchmark Blender Benchmark 3.4.0, benchmark Blender Benchmark 3.5.0checked November 14, 2026
- Wikipedia (English) — release date and launch pricechecked November 14, 2026
How we compare: methodology. Where the data comes from: sources.