NVIDIA Grace Blackwell GB10 vs M3 Ultra (28C60G)

NVIDIA Grace Blackwell GB10
M3 Ultra (28C60G)
20 Cores
20 Threads
3GHz Clock
28 Cores
28 Threads
4.05GHz Clock
Socket
Unknown
Socket
Unknown
iGPU
GB10
31.03 TFLOPS FP32
iGPU
60-Core M3 Ultra
21.47 TFLOPS FP32
GB6S N/A
0%
GB6S 3,220
79%
GB6M N/A
0%
GB6M 27,750
104%
CB23S N/A
0%
CB23S N/A
0%
CB23M N/A
0%
CB23M N/A
0%
Manufacturer
NVIDIA
Manufacturer
Apple
Architecture
ARMv9.2-A
Architecture
Apple Silicon 13
Family
-
Family
M Series
Instruction Set (ISA)
AArch64
Instruction Set (ISA)
AArch64
Codename
-
GB10
Grace Blackwell GB10
P-Core
Cortex-X925
-
-
E-Core
Cortex-A725
Codename
Palma-2C
-
M3 Ultra
P-Core
Everest
-
-
E-Core
Sawtooth
Market Segment
Embedded
Market Segment
Desktop
Release Date
1/6/2025
Release Date
3/5/2025
Foundry
TSMC
-
-
-
Foundry
TSMC
-
-
-
Node
N3E
-
-
-
Node
N3B
-
-
-
Die Size
Unknown
-
-
-
Die Size
2x 503 mm²
-
-
-
Transistor Count
Unknown
-
-
-
Transistor Count
2x 92 Billion
-
-
-
Unknown
Unknown
20 Cores
10 P-Cores
-
10 E-Cores
28 Cores
20 P-Cores
-
8 E-Cores
20 Threads
10 P-Threads
-
10 E-Threads
28 Threads
20 P-Threads
-
8 E-Threads
P-Core
3GHz
-
-
P-Core
4.05GHz
-
-
-
-
-
-
-
-
E-Core
2GHz
-
E-Core
2.75GHz
-
Overclocking
Locked
-
-
-
Overclocking
Locked
-
-
-
Integrated Chipset
-
Integrated Chipset
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
L0 Instruction
-
-
L0 Instruction
-
-
L0 Data
-
-
L0 Data
-
-
L1 Instruction
64KB/Core
4-way set associative
-
-
-
-
L1 Instruction
192KB/P-Core
6-way set associative
-
-
128KB/E-Core
4-way set associative
L1 Data
64KB/Core
4-way set associative
-
-
-
-
L1 Data
128KB/P-Core
4-way set associative
-
-
64KB/E-Core
2-way set associative
L2
1024KB/Core
16-way set associative
-
-
-
-
-
-
-
-
-
-
L2
-
-
64MB Shared
16-way set associative
-
-
-
-
-
-
4MB Shared (E-Core)
16-way set associative
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
96MB SLC Cache
Channels
4
Channels
8
Max Memory
128GB
Max Memory
128GB
ECC
Not Supported
ECC
Not Supported
Bus Width/Channel
64Bit
Bus Width
256Bit
Bus Width/Channel
128Bit
Bus Width
1024Bit
Clock
4267MHz
Transfer Rate
8533MT/s
Clock
3200MHz
Transfer Rate
6400MT/s
Bandwidth/Channel
68.3GB/s
Bandwidth
273.1GB/s
Bandwidth/Channel
102.4GB/s
Bandwidth
819.2GB/s
TDP
150W
-
-
-
TDP
180W
-
-
-
-
-
-
Temp
100°C Max
-
Included Cooler
Not Included
Included Cooler
Not Included
No PCIe
No PCIe
GB10
6144 Shaders
2525MHz
31.03 TFLOPS FP32
60-Core M3 Ultra
7680 Shaders
1398MHz
21.47 TFLOPS FP32
No NPU
-
-
-
-
-
32 Cores
-
36 TOPS FP16
-
-
-
-
No Cellular
No Cellular
Change Comparison