Core i9-7920X

Details and Benchmarks for Intel Core i9-7920X

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Please take all results with a big grain of salt. Sysbuilds is in alpha stage at the moment which can lead to wrong data, strange counting errors, silly results and more. This site is under active development.

Benchmark Results

Combined benchmark scores based on multiple data points, giving a quick overview of this processor's performance.

Overall Score

Overall score for Core i9-7920X based on all benchmark results gathered. Look at this like a meta score, you will find more specific workload ratings below.

6,221 Rank: 175
Rank Name Score Visual
171 Xeon Platinum 8351N 6,231
+0.2%
172 Ryzen 9 PRO 6950H 6,230
+0.1%
173 Xeon E-2276G 6,227
+0.1%
174 Ryzen 7 5800XT 6,224
+0%
175 Core i9-7920X 6,221
176 Xeon Gold 5416S 6,216
-0.1%
177 Ryzen Threadripper PRO 3955WX 6,213
-0.1%
178 Xeon W-1350 6,210
-0.2%
179 EPYC 7551P 6,208
-0.2%
180 Core i7-8086K 6,204
-0.3%

View full ranking →

Multicore Score

Multicore performance score for Core i9-7920X based on multi-threaded benchmark results.

6,257 Rank: 197
Rank Name Score Visual
193 Ryzen 9 8945HS 6,277
+0.3%
194 Xeon Gold 6130T 6,275
+0.3%
195 Ryzen 5 7500F 6,272
+0.2%
196 Xeon Gold 6252 6,271
+0.2%
197 Core i9-7920X 6,257
198 Ryzen 9 PRO 3900 6,254
+-0%
199 Ryzen Threadripper 1950X 6,248
-0.1%
200 EPYC 7282 6,240
-0.3%
201 Xeon E-2226G 6,239
-0.3%
202 Xeon E5-2682 v4 6,237
-0.3%

View full ranking →

Singlecore Score

Single-core performance score for Core i9-7920X based on single-threaded benchmark results.

6,197 Rank: 206
Rank Name Score Visual
202 Xeon E-2176G 6,202
+0.1%
203 Core i7-10700KF 6,200
+0%
204 Ryzen 3 PRO 5350G 6,200
+0%
205 Xeon E-2174G 6,197
+0%
206 Core i9-7920X 6,197
207 Ryzen 5 5600 6,186
-0.2%
208 Ryzen 3 PRO 5350GE 6,173
-0.4%
209 Core i9-9940X 6,170
-0.4%
210 Core 5 120U 6,170
-0.4%
211 Ryzen 7 3800XT 6,166
-0.5%

View full ranking →

Workload Scores

Performance scores grouped by workload type, normalized and aggregated from multiple raw benchmark results.

Number Crunching

Aggregated score for Core i9-7920X based on integer math, floating point math, and prime number computation benchmarks.

5,271 Rank: 242
Rank Name Score Visual
238 Ryzen AI 7 350 5,281
+0.2%
239 Xeon Gold 6130T 5,279
+0.2%
240 Ryzen Threadripper 2920X 5,277
+0.1%
241 Ryzen Z1 Extreme 5,276
+0.1%
242 Core i9-7920X 5,271
243 Xeon W-1390P 5,270
+-0%
244 Ryzen 5 5600X 5,269
+-0%
245 Ryzen 5 5600 5,261
-0.2%
246 Core i9-11900K 5,259
-0.2%
247 Xeon Gold 6130 5,256
-0.3%

View full ranking →

Data Processing

Aggregated score for Core i9-7920X based on data encryption, data compression, and string sorting benchmarks.

5,421 Rank: 224
Rank Name Score Visual
220 Ryzen 7 5700 5,429
+0.1%
221 Ryzen 7 3800XT 5,425
+0.1%
222 Ryzen 5 9600X 5,422
+0%
223 Ryzen 7 5800 5,422
+0%
224 Core i9-7920X 5,421
225 Core i9-11900K 5,413
-0.1%
226 Xeon E5-2673 v4 5,409
-0.2%
227 Ryzen 5 7600 5,401
-0.4%
228 Ryzen 7 3800X 5,400
-0.4%
229 Ryzen 7 PRO 3700 5,398
-0.4%

View full ranking →

Physics & Compute

Aggregated score for Core i9-7920X based on physics simulation and extended instruction set (SSE/AVX) benchmarks.

5,450 Rank: 200
Rank Name Score Visual
196 Xeon Gold 6140 5,465
+0.3%
197 Ryzen 5 7500F 5,461
+0.2%
198 Xeon Gold 6132 5,456
+0.1%
199 Xeon Gold 5317 5,456
+0.1%
200 Core i9-7920X 5,450
201 Xeon W-2170B 5,449
+-0%
202 Ryzen 9 8945HS 5,448
+-0%
203 Core i5-13500 5,442
-0.1%
204 Xeon W-2175 5,441
-0.2%
205 Xeon E5-2699 v4 5,426
-0.4%

View full ranking →

Core i9-7920X Details

As of March 2026, the Intel Core i9-7920X remains a high-end desktop processor, originally launched in September 2017 as part of Intel's X-Series lineup. Despite its age, it holds a notable position in the multicore performance landscape, ranking #197 of 2060 in overall multicore scores with a benchmark result of 6257. This places it firmly in the upper tier of processors from its era, though it now trails behind modern offerings from both Intel and AMD. Its standout strength lies in its 12-core, 24-thread configuration, enabled by Intel Hyper-Threading, which provides robust performance for multithreaded workloads such as content creation, rendering, and virtualization.

Built on the Skylake-X microarchitecture and fabricated on a 14 nm process, the Core i9-7920X operates at a base frequency of 2.9 GHz and can boost up to 4.4 GHz under optimal conditions. It features a substantial cache hierarchy, including 0.75 MiB of L1 cache (split between 0.375 MiB for data and 0.375 MiB for instructions), 12 MiB of L2 cache, and a large 16.5 MiB L3 cache, which significantly enhances data access speeds for intensive tasks. The processor supports quad-channel DDR4-2666 memory, with a maximum capacity of 128 GB and a memory bandwidth of 85.3 GB/s, making it well-suited for memory-heavy applications.

Despite its powerful performance, the Core i9-7920X lacks integrated graphics, requiring a discrete GPU for visual output. It uses the FCLGA-2066 socket and supports PCIe 3.0 with up to 44 lanes, offering ample connectivity for high-speed storage and expansion cards. The processor also includes support for advanced instruction sets like AVX-512, AVX2, and AES-NI, along with virtualization technologies such as Intel VT-x and VT-d, which improve performance in virtualized environments.

In single-core performance, the Core i9-7920X achieves a score of 6197, ranking #205 of 2060, indicating that while it remains competitive, it is outpaced by modern high-frequency CPUs such as the Core Ultra 9 285K and Ryzen 9 9950X3D. Its overall score of 6221 ranks it #175 of 2060, showing a balanced performance profile but clearly behind current-gen leaders in both single- and multicore workloads. The processor’s 140 W TDP underscores its high power consumption, necessitating robust cooling solutions.

In summary, the Core i9-7920X is best suited for users with legacy systems or workstations still running on the X299 platform, particularly those requiring high core counts for professional applications. While it has been surpassed by newer CPUs in terms of efficiency and raw performance, its 12-core design and AVX-512 support ensure it remains relevant in niche, high-end computing environments.
Frequently Compared

AMD Ryzen Threadripper 7960X 10 views

AMD Ryzen 3 5300G 7 views

Intel Pentium E5400 7 views

AMD Phenom II X6 1065T 7 views

Intel Xeon Gold 6334 7 views

Intel Core i5-2400 6 views

AMD Ryzen 7 PRO 2700U 5 views

Intel Xeon E3-1270 v3 5 views

AMD Ryzen 9 PRO 3900 2 views

AMD Ryzen 5 PRO 3500U 2 views

Intel Core i9-7920X

Main Specifications

Designer: Intel
Name: Core i9-7920X
Family: Core
Series: i9-7900
Model Number: i9-7920X
Cores: 12
Threads: 24
Base Frequency: 2900 MHz
Turbo Frequency (1 core): 4300 MHz
Turbo Frequency (2 cores): 4300 MHz
Clock Multiplier: 29x (unlocked)
Microarchitecture: Skylake
Core Name: Skylake
Core Family: 6
Core Model: 85
Socket: Socket
Package: FCLGA-2066
Chipset: Lewisburg
Target Segment: Desktop
Max CPUs: 1
TDP: 140 W
Release Price: $1,199.00

Cache Specifications

L1 Cache: 768 KiB
L1 Instruction Cache: 384 KiB (8-way set associative)
L1 Data Cache: 384 KiB (8-way set associative)
L2 Cache: 12 MiB (16-way set associative)
L3 Cache: 16.5 MiB (11-way set associative)

Memory Specifications

Supported Memory Type: DDR4-2666
Memory Channels: 4
Maximum Memory: 128 GB
Maximum Bandwidth: 79.47 GB/s
ECC Support: No

PCI-Express Specifications

PCIe Revision: 3.0
PCIe Lanes: 44
PCIe Configuration: x16, x8, x4

Physical Specifications

Process: 14 nm
Die Area: 484 mm²
Manufacturer: Intel
Technology: CMOS
Word Size: 64-bit
ISA: x86-64 (x86)

CPU Features

MMX EMMX SSE SSE2 SSE3 SSSE3 SSE4.1 SSE4.2 AVX AVX2 ABM BMI1 BMI2 FMA3 AES RdRand ADX CLMUL F16C x86-16 x86-32 x86-64 Real Protected SMM FPU NX HT TBT 2.0 EIST TXT VT-x VT-d EPT AVX-512 AVX512F AVX512CD AVX512BW AVX512DQ AVX512VL TSX Flex Memory AVX-512 TBMT 3.0 TBT 1.0 FMA
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