AMD Ryzen 9 9900X vs M1 Ultra (20C64G)

AMD Ryzen 9 9900X $449
M1 Ultra (20C64G)
12 Cores
24 Threads
4.4GHz Clock
20 Cores
20 Threads
3.23GHz Clock
Socket
AM5
Socket
Unknown
iGPU
Radeon 2CU 2200MHz RDNA 2
iGPU
64-Core M1 Ultra
GB6S 3,420
84%
GB6S 2,400
59%
GB6M 20,580
77%
GB6M 18,650
70%
CB23S 2,230
86%
CB23S 1,550
60%
CB23M 33,040
77%
CB23M 23,520
55%
Manufacturer
AMD
Manufacturer
Apple
Architecture
Zen 5
Architecture
Apple Silicon 10
Family
Ryzen 9000
Family
M Series
Instruction Set (ISA)
x86-64
Instruction Set (ISA)
ARMv8.5-A
Codename
Granite Ridge
Eldora
Granite Ridge 2CCD
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-
-
-
-
-
Codename
Jade-2C
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M1 Ultra
P-Core
Firestorm
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-
E-Core
Icestorm
Market Segment
Desktop
Market Segment
Desktop
Release Date
6/2/2024
Release Date
3/8/2022
Foundry
TSMC
TSMC (IO Die)
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-
Foundry
TSMC
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-
-
Node
N4X
N6 (IO Die)
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-
Node
N5
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-
-
Die Size
2x 71 mm²
122 mm² (IO Die)
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-
Die Size
864 mm²
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-
-
Transistor Count
2x 8.3 Billion
3.4 Billion (IO Die)
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-
Transistor Count
114 Billion
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-
-
AM5
Unknown
12 Cores
-
-
-
20 Cores
16 P-Cores
-
4 E-Cores
24 Threads
-
-
-
20 Threads
16 P-Threads
-
4 E-Threads
-
4.4GHz
5.6GHz Boost
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P-Core
3.23GHz
-
-
-
-
-
-
-
-
-
-
-
E-Core
2.1GHz
-
Overclocking
Unlocked
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-
-
Overclocking
Locked
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-
-
Type
PCIe
Integrated Chipset
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-
-
-
-
-
-
-
-
Transfer Rate
32GT/s
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-
-
-
-
-
Lanes
8
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-
Bandwidth
32GB/s
-
-
Bi-directional
64GB/s
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-
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
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-
64KB/E-Core
2-way set associative
L2
1024KB/Core
16-way set associative
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-
-
-
-
-
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-
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-
L2
-
-
48MB Shared
12-way set associative
-
-
-
-
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4MB Shared (E-Core)
16-way set associative
L3
-
64MB Shared
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16-way set associative
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96MB SLC Cache
Channels
2
Channels
8
Max Memory
192GB
Max Memory
128GB
ECC
Supported
ECC
Not Supported
Bus Width/Channel
64Bit
Bus Width
128Bit
Bus Width/Channel
128Bit
Bus Width
1024Bit
Clock
2800MHz
Transfer Rate
5600MT/s
Clock
3200MHz
Transfer Rate
6400MT/s
Bandwidth/Channel
44.8GB/s
Bandwidth
89.6GB/s
Bandwidth/Channel
102.4GB/s
Bandwidth
819.2GB/s
TDP
120W
-
-
-
TDP
180W
-
-
-
Temp
95°C Max
-
Temp
100°C Max
-
Included Cooler
Not Included
Included Cooler
Not Included
PCIe 5.0 x24 Lanes
PCIe 4.0 x24 Lanes
Radeon 2CU 2200MHz RDNA 2
128 Shaders
2200MHz
64-Core M1 Ultra
8192 Shaders
1290MHz
No NPU
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-
-
-
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32 Cores
-
-
22 TOPS
FP16
-
-
-
-
No Cellular
No Cellular
Change Comparison