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 #317
Rank #1,418
Core i7-7700K wins by 24.6% (Rank #317 vs #1418)
Out of 2,060 results in the database
Rank #212
Rank #1,377
Core i7-7700K wins by 28.4% (Rank #212 vs #1377)
Out of 2,060 results in the database
Rank #473
Rank #1,598
Core i7-7700K wins by 17.9% (Rank #473 vs #1598)
Out of 1,771 results in the database
Rank #584
Rank #1,472
Core i7-7700K wins by 5% (Rank #584 vs #1472)
Out of 1,771 results in the database
Rank #573
Rank #1,499
Core i7-7700K wins by 6.4% (Rank #573 vs #1499)
Out of 1,771 results in the database
Rank #543
Rank #1,407
Core i7-7700K wins by 6.7% (Rank #543 vs #1407)
Side-by-side comparison of key specifications
| Specification | Core i7-7700K | Pentium G840 | Diff |
|---|---|---|---|
| Cores |
4
|
2
|
+50% |
| Threads |
8
|
2
|
+75% |
| Base Frequency |
4,200 MHz
|
2,800 MHz
|
+33.3% |
| Turbo Frequency (1 core) |
4,500 MHz
|
-- | |
| Turbo Frequency (2 cores) |
4,400 MHz
|
-- | |
| Turbo Frequency (3 cores) |
4,400 MHz
|
-- | |
| Turbo Frequency (4 cores) |
4,400 MHz
|
-- | |
| Clock Multiplier |
42x
|
28x
|
+33.3% |
| L1 Cache |
256 KB
|
62 KB
|
+75.6% |
| L2 Cache |
1 MiB
|
0 MiB
|
+75.6% |
| L3 Cache |
8 MiB
|
3 MiB
|
+64.2% |
| Memory Channels |
2
|
2
|
0% |
| Maximum Memory |
64 GB
|
0 GB
|
+100% |
| Max Bandwidth |
36 GB/s
|
21 GB/s
|
+41.3% |
| PCIe Lanes | -- |
40
|
|
| Max CPUs |
1
|
1
|
0% |
| TDP (lower is better) |
91 W
|
65 W
|
28.6% more |
| Process (lower is better) |
14 nm
|
32 nm
|
56.3% less |
| Specification | Core i7-7700K | Pentium G840 |
|---|---|---|
| Designer | Intel | Intel |
| Family | Core | -- |
| Series | i7-7700 | -- |
| Model Number | i7-7700K | G840 |
| Microarchitecture | Kaby Lake | -- |
| Core Name | Kaby Lake S | Sandy Bridge |
| Core Family | 6 | -- |
| Core Model | 158 | -- |
| Socket | LGA-1151 | FCLGA1155 |
| Package | FCLGA-1151 | FC-LGA10 |
| Chipset | Sunrise Point and Union Point | -- |
| Memory Type | DDR3L-1600 and DDR4-2400 | DDR3 1066/1333 |
| ECC Support | No | Yes |
| PCIe Revision | -- | 2.0 |
| PCIe Configuration | -- | x4, x8, x16 |
| Market Segment | Desktop | Desktop |
| Release Price | $350.00 | -- |
| Locked Multiplier | No | Yes |
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 i7-7700K | Pentium G840 |
|---|---|---|
| Process | 14 nm | 32 nm |
| Die Area | -- | 131 mm² |
| Transistor Count | -- | 0.00 billion |
| Manufacturer | Intel | Intel |
| Technology | CMOS | -- |
| Word Size | 64-bit | 64-bit |
| ISA | x86-64 (x86) | -- |
Process
Die Area
Transistor Count
Manufacturer
Technology
Word Size
ISA
Integrated GPU specifications comparison
| Specification | Core i7-7700K | Pentium G840 |
|---|---|---|
| GPU | HD Graphics 630 | HD Graphics |
| GPU Designer | Intel | Intel |
| GPU Max Frequency | 1150 MHz | 1100 MHz |
| Execution Units | 24 | -- |
GPU
GPU Designer
GPU Max Frequency
Execution Units
Supported instruction set extensions comparison
| Extension | Core i7-7700K | Pentium G840 |
|---|---|---|
| ABM | ||
| ADX | ||
| AES | ||
| AVX | ||
| AVX2 | ||
| BMI1 | ||
| BMI2 | ||
| CLMUL | ||
| EIST | ||
| EMMX | ||
| EPT | ||
| F16C | ||
| FMA | ||
| FMA3 | ||
| FPU | ||
| Flex Memory | ||
| HT | ||
| IPT | ||
| MMX | ||
| MPX | ||
| NX | ||
| Protected | ||
| RdRand | ||
| Real | ||
| SGX | ||
| SIPP | ||
| SMEP | ||
| SMM | ||
| SSE | ||
| SSE2 | ||
| SSE3 | ||
| SSE4.1 | ||
| SSE4.2 | ||
| SSSE3 | ||
| Secure Key | ||
| TBT 2.0 | ||
| TSX | ||
| TXT | ||
| VT-d | ||
| VT-x | ||
| vPro | ||
| x86-16 | ||
| x86-32 | ||
| x86-64 |
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