Combined benchmark scores for both processors
Head-to-head processor comparison
Combined benchmark scores for both processors
Out of 2,060 results in the database
Rank #207
Rank #102
Core i9-12900T wins by 7.5% (Rank #207 vs #102)
Out of 2,060 results in the database
Rank #225
Rank #74
Core i9-12900T wins by 10.4% (Rank #225 vs #74)
Out of 2,060 results in the database
Rank #216
Rank #191
Core i9-12900T wins by 2.9% (Rank #216 vs #191)
Out of 1,771 results in the database
Rank #298
Rank #165
Core i9-12900T wins by 7.1% (Rank #298 vs #165)
Out of 1,771 results in the database
Rank #287
Rank #201
Core i9-12900T wins by 4.2% (Rank #287 vs #201)
Out of 1,771 results in the database
Rank #226
Rank #213
Core i9-12900T wins by 0.9% (Rank #226 vs #213)
Side-by-side comparison of key specifications
| Specification | Core i9-7900X | Core i9-12900T | Diff |
|---|---|---|---|
| Cores |
10
|
16
|
-37.5% |
| Threads |
20
|
24
|
-16.7% |
| Base Frequency |
3,300 MHz
|
1,400 MHz
|
+57.6% |
| Turbo Frequency (1 core) |
4,300 MHz
|
-- | |
| Turbo Frequency (2 cores) |
4,300 MHz
|
-- | |
| Clock Multiplier |
33x
|
14x
|
+57.6% |
| L1 Cache |
640 KB
|
78 KB
|
+87.8% |
| L2 Cache |
10 MiB
|
1 MiB
|
+88.1% |
| L3 Cache |
14 MiB
|
29 MiB
|
-51.9% |
| Memory Channels |
4
|
-- | |
| Maximum Memory |
128 GB
|
-- | |
| Max Bandwidth |
79 GB/s
|
-- | |
| PCIe Lanes |
44
|
-- | |
| Max CPUs |
1
|
-- | |
| TDP (lower is better) |
140 W
|
35 W
|
75% more |
| Process (lower is better) |
14 nm
|
10 nm
|
28.6% more |
| Specification | Core i9-7900X | Core i9-12900T |
|---|---|---|
| Designer | Intel | Intel |
| Family | Core | -- |
| Series | i9-7000 | -- |
| Model Number | i9-7900X | -- |
| Microarchitecture | Skylake | -- |
| Core Name | Skylake | Alder Lake-S |
| Core Family | 6 | -- |
| Core Model | 85 | -- |
| Socket | Socket | Socket 1700 |
| Package | FCLGA-2066 | FC-LGA16A |
| Chipset | Lewisburg | -- |
| Memory Type | DDR4-2666 | DDR4, DDR5 |
| ECC Support | No | -- |
| PCIe Revision | 3.0 | -- |
| PCIe Configuration | x16, x8, x4 | -- |
| Market Segment | Desktop | Desktop |
| Release Price | $999.00 | -- |
| Locked Multiplier | No | No |
Designer
Family
Series
Model Number
Microarchitecture
Core Name
Core Family
Core Model
Socket
Package
Chipset
Memory Type
ECC Support
PCIe Revision
PCIe Configuration
Market Segment
Release Price
Locked Multiplier
Manufacturing process and die characteristics
| Specification | Core i9-7900X | Core i9-12900T |
|---|---|---|
| Process | 14 nm | 10 nm |
| Die Area | -- | 215 mm² |
| Manufacturer | Intel | Intel |
| Technology | CMOS | -- |
| Word Size | 64-bit | -- |
| ISA | x86-64 (x86) | -- |
Process
Die Area
Manufacturer
Technology
Word Size
ISA
Supported instruction set extensions comparison
| Extension | Core i9-7900X | Core i9-12900T |
|---|---|---|
| ABM | ||
| ADX | ||
| AES | ||
| AVX | ||
| AVX-512 | ||
| AVX-512 | ||
| AVX2 | ||
| AVX512BW | ||
| AVX512CD | ||
| AVX512DQ | ||
| AVX512F | ||
| AVX512VL | ||
| BMI1 | ||
| BMI2 | ||
| CLMUL | ||
| EIST | ||
| EMMX | ||
| EPT | ||
| F16C | ||
| FMA | ||
| FMA3 | ||
| FPU | ||
| Flex Memory | ||
| HT | ||
| MMX | ||
| NX | ||
| Protected | ||
| RdRand | ||
| Real | ||
| SHA | ||
| SMM | ||
| SSE | ||
| SSE2 | ||
| SSE3 | ||
| SSE4.1 | ||
| SSE4.2 | ||
| SSSE3 | ||
| TBMT 3.0 | ||
| TBT 1.0 | ||
| TBT 2.0 | ||
| TSX | ||
| TXT | ||
| VT-d | ||
| VT-x | ||
| x86-16 | ||
| x86-32 | ||
| x86-64 |
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