M1 Ultra 20C48G vs Core i9-11900T

M1 Ultra 20C48G
Core i9-11900T
20 Cores
20 Threads
3.23GHz Clock
8 Cores
16 Threads
1.5GHz Clock
Socket
Unknown
Socket
LGA 1200
iGPU
48-Core M1 Ultra
iGPU
UHD 750 1300MHz
GB6S 2,400
64%
GB6S 2,100
56%
GB6M 18,650
78%
GB6M 7,800
33%
CB23S 1,550
66%
CB23S 1,460
62%
CB23M 23,520
57%
CB23M 10,790
26%
Manufacturer
Apple
Manufacturer
Intel
Architecture
Apple Silicon 10
Architecture
Rocket Lake
Family
M Series
Family
Core 11th Gen
Instruction Set (ISA)
ARMv8.5-A
Instruction Set (ISA)
x86-64
Codename
Jade-2C
-
M1 Ultra
P-Core
Firestorm
-
-
E-Core
Icestorm
Codename
Rocket Lake-S
-
-
-
Cypress Cove
-
-
-
-
Market Segment
Desktop
Market Segment
Desktop
Release Date
3/8/2022
Release Date
3/16/2021
Foundry
TSMC
-
-
-
Foundry
Intel
-
-
-
Node
N5
-
-
-
Node
14nm++++
-
-
-
Die Size
864 mm²
-
-
-
Die Size
276 mm²
-
-
-
Transistor Count
114 Billion
-
-
-
Transistor Count
6.9 Billion
-
-
-
Unknown
LGA 1200
20 Cores
16 P-Cores
-
4 E-Cores
8 Cores
-
-
-
20 Threads
16 P-Threads
-
4 E-Threads
16 Threads
-
-
-
P-Core
3.23GHz
-
-
-
1.5GHz
4.9GHz Boost
-
-
-
-
-
-
-
E-Core
2.1GHz
-
-
-
-
Overclocking
Locked
-
-
-
Overclocking
Locked
-
-
-
Integrated Chipset
-
Type
DMI
-
-
-
-
-
-
-
-
-
-
Transfer Rate
8GT/s
-
-
-
-
-
-
Lanes
8
-
-
Bandwidth
8GB/s
-
-
Bi-directional
16GB/s
L0 Instruction
-
-
L0 Instruction
-
-
L0 Data
-
-
L0 Data
-
-
L1 Instruction
192KB/P-Core
6-way set associative
-
-
128KB/E-Core
4-way set associative
L1 Instruction
32KB/Core
8-way set associative
-
-
-
-
L1 Data
128KB/P-Core
4-way set associative
-
-
64KB/E-Core
2-way set associative
L1 Data
48KB/Core
12-way set associative
-
-
-
-
L2
-
-
48MB Shared
12-way set associative
-
-
-
-
-
-
4MB Shared (E-Core)
16-way set associative
L2
512KB/Core
8-way set associative
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
L3
-
16MB Shared
-
16-way set associative
-
-
-
-
-
-
-
-
96MB SLC Cache
-
-
-
-
Channels
8
Channels
2
Max Memory
128GB
Max Memory
128GB
ECC
Not Supported
ECC
Not Supported
Bus Width/Channel
128Bit
Bus Width
1024Bit
Bus Width/Channel
64Bit
Bus Width
128Bit
Clock
3200MHz
Transfer Rate
6400MT/s
Clock
1600MHz
Transfer Rate
3200MT/s
Bandwidth/Channel
102.4GB/s
Bandwidth
819.2GB/s
Bandwidth/Channel
25.6GB/s
Bandwidth
51.2GB/s
TDP
180W
-
-
-
TDP
35W
-
-
-
Temp
100°C Max
-
Temp
100°C Max
-
Included Cooler
Not Included
Included Cooler
Not Included
PCIe 4.0 x24 Lanes
PCIe 4.0 x20 Lanes
48-Core M1 Ultra
6144 Shaders
1290MHz
UHD 750 1300MHz
256 Shaders
1300MHz
-
GNA 2.0
-
32 Cores
-
-
22 TOPS
FP16
-
-
-
-
-
-
No Cellular
No Cellular
Change Results