Core i9-11900 vs M1 Ultra 20C48G

Core i9-11900
M1 Ultra 20C48G
8 Cores
16 Threads
2.5GHz Clock
20 Cores
20 Threads
3.23GHz Clock
Socket
LGA 1200
Socket
Unknown
iGPU
UHD 750 1300MHz
iGPU
48-Core M1 Ultra
GB6S 2,250
60%
GB6S 2,400
64%
GB6M 9,100
38%
GB6M 18,650
78%
CB23S 1,495
64%
CB23S 1,550
66%
CB23M 13,360
32%
CB23M 23,520
57%
Manufacturer
Intel
Manufacturer
Apple
Architecture
Rocket Lake
Architecture
Apple Silicon 10
Family
Core 11th Gen
Family
M Series
Instruction Set (ISA)
x86-64
Instruction Set (ISA)
ARMv8.5-A
Codename
Rocket Lake-S
-
-
-
Cypress Cove
-
-
-
-
Codename
Jade-2C
-
M1 Ultra
P-Core
Firestorm
-
-
E-Core
Icestorm
Market Segment
Desktop
Market Segment
Desktop
Release Date
3/16/2021
Release Date
3/8/2022
Foundry
Intel
-
-
-
Foundry
TSMC
-
-
-
Node
14nm++++
-
-
-
Node
N5
-
-
-
Die Size
276 mm²
-
-
-
Die Size
864 mm²
-
-
-
Transistor Count
6.9 Billion
-
-
-
Transistor Count
114 Billion
-
-
-
LGA 1200
Unknown
8 Cores
-
-
-
20 Cores
16 P-Cores
-
4 E-Cores
16 Threads
-
-
-
20 Threads
16 P-Threads
-
4 E-Threads
-
2.5GHz
5.1GHz Boost
-
P-Core
3.23GHz
-
-
-
-
-
-
-
-
-
-
-
E-Core
2.1GHz
-
Overclocking
Locked
-
-
-
Overclocking
Locked
-
-
-
Type
DMI
Integrated Chipset
-
-
-
-
-
-
-
-
-
Transfer Rate
8GT/s
-
-
-
-
-
-
Lanes
8
-
-
Bandwidth
8GB/s
-
-
Bi-directional
16GB/s
-
-
L0 Instruction
-
-
L0 Instruction
-
-
L0 Data
-
-
L0 Data
-
-
L1 Instruction
32KB/Core
8-way set associative
-
-
-
-
L1 Instruction
192KB/P-Core
6-way set associative
-
-
128KB/E-Core
4-way set associative
L1 Data
48KB/Core
12-way set associative
-
-
-
-
L1 Data
128KB/P-Core
4-way set associative
-
-
64KB/E-Core
2-way set associative
L2
512KB/Core
8-way set associative
-
-
-
-
-
-
-
-
-
-
L2
-
-
48MB Shared
12-way set associative
-
-
-
-
-
-
4MB Shared (E-Core)
16-way set associative
L3
-
16MB Shared
-
16-way set associative
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
96MB SLC Cache
Channels
2
Channels
8
Max Memory
128GB
Max Memory
128GB
ECC
Not Supported
ECC
Not Supported
Bus Width/Channel
64Bit
Bus Width
128Bit
Bus Width/Channel
128Bit
Bus Width
1024Bit
Clock
1600MHz
Transfer Rate
3200MT/s
Clock
3200MHz
Transfer Rate
6400MT/s
Bandwidth/Channel
25.6GB/s
Bandwidth
51.2GB/s
Bandwidth/Channel
102.4GB/s
Bandwidth
819.2GB/s
TDP
65W
-
-
-
TDP
180W
-
-
-
Temp
100°C Max
-
Temp
100°C Max
-
Included Cooler
Stock Cooler 1200
Included Cooler
Not Included
PCIe 4.0 x20 Lanes
PCIe 4.0 x24 Lanes
UHD 750 1300MHz
256 Shaders
1300MHz
48-Core M1 Ultra
6144 Shaders
1290MHz
GNA 2.0
-
-
-
-
32 Cores
-
-
22 TOPS
FP16
-
-
-
-
No Cellular
No Cellular
Change Results