Intel Core i7 7820X vs Intel Xeon 6990E+
CPU · Specs Compare
General Parameters
Release Date
May 2017
May 2026
Manufacturer
Intel
Intel
Type
Desktop
Server
Instruction Set
x86-64
—
Core Architecture
Skylake
Clearwater Forest
Processor Number
i7-7820X
—
Integrated Graphics
N/A
N/A
Generation
—
Xeon 6+ (Clearwater Forest-SP)
Package
Manufacturing Process
14 nm
3 nm
Socket
LGA-2066
Intel Socket 7529
Power Consumption
140 W
450 W
Peak Operating Temperature
99 °C
98°C
Foundry
—
Intel
I/O Process Size
—
10 nm
I/O Die Size
—
2x 241
Package
—
FC-LGA18N
CPU Performance
Performance Cores
8
—
Performance Core Threads
16
—
Performance Core Base Frequency
3.6 GHz
2.2 GHz
Performance Core Turbo Frequency
4.3 GHz
3.2 GHz
Total Core Count
8
288
Total Thread Count
16
288
Bus Frequency
100 MHz
100 MHz
Multiplier
36x
22.0
L1 Cache
64 K per core
96 KB per core
L2 Cache
1 MB per core
4 MB per module
L3 Cache
11 MB shared
576 MB shared
Unlocked Multiplier
Yes
No
SMP
—
2
Memory Parameters
Memory Types
DDR4-2666
DDR5-8000
Max Memory Size
128 GB
1.5 TB
Max Memory Channels
4
12
Max Memory Bandwidth
79.47 GB/s
768.0 GB/s
ECC Memory Support
No
Yes
Miscellaneous
PCIe Version
3.0
5
PCIe Lanes
28
96
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2, AVX-512
—
Benchmark
Cinebench R23
1,338
—
Cinebench R23
13,358
—
Geekbench 6
1,252
—
Geekbench 5
1,120
—
Geekbench 6
7,510
—
Geekbench 5
8,504
—
Passmark CPU
2,536
—
Passmark CPU
17,189
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.