GPUs

AMD Radeon 680M 2400MHz vs Apple 32-Core M4 Max Full Specs

768 Shaders
2.4GHz
4,096 Shaders
1.58GHz
Shared Memory204.8GB/s
·
Shared Memory409.6GB/sLPDDR5X
··
3.69 TFLOPS
··
12.93 TFLOPS
Form Factor
iGPU
Form Factor
iGPU
TDP
Shared
TDP
Shared

Radeon 680M 2400MHzRadeon 680M 2400MHz7.37 TFLOPSFP16
x1
32-Core M4 Max32-Core M4 Max12.93 TFLOPSFP16
x1.75

Clock Speed
···
Clock Speed
··
Peak OPS
7.37 TFLOPSFP16
Peak OPS
12.93 TFLOPSFP16
FP32
3.69 TFLOPS
FP32
12.93 TFLOPS
FP64
230.4 GFLOPS
-
Pixel Rate
76.8 GPixel/s
Pixel Rate
202 GPixel/s
Texture Rate
115.2 GTexel/s
Texture Rate
404 GTexel/s

Shaders
768 Shaders
Shaders
4,096 Shaders
TMUs
48 TMUs
TMUs
256 TMUs
ROPs
32 ROPs
ROPs
128 ROPs
RT Cores
12 RT-Cores
RT Cores
32 RT-Cores
CUs
12 CUs
EUs
512 EUs

Base Clock
2GHz
Base Clock
-
Boost Clock
2.4GHz
Boost Clock
1.58GHz

L2 Cache
-
L2 Cache
8.2MB shared

Shared Memory
·
Shared MemoryLPDDR5X
Memory Bus
256-bit
Memory Bus
384-bit
Memory Speed
6.4GT/s
Memory Speed
8.5GT/s
Memory Bandwidth
204.8GB/s
Memory Bandwidth
409.6GB/s
ECC
No
ECC
No

Multi-Monitor
4
Multi-Monitor
4
HDCP
HDCP 2.2
HDCP
-

Encoder Model
VCN 3.1
Encoder Model
2x Apple Media Engine 3

Decoder Model
VCN 3.1
Decoder Model
2x Apple Media Engine 3

Form Factor
iGPU
Form Factor
iGPU

Manufacturer
Manufacturer
Chip Designer
Chip Designer
Architecture
Architecture
Family
Family
Branding
Radeon 2023 branding
Branding
M4 Max branding
Codename
Rembrandt
Codename
G16M
Market Segment
Laptop
Market Segment
Laptop
Release Date
Jan 4, 2022
Release Date
Oct 30, 2024

Foundry
TSMC
Foundry
TSMC
Fabrication Node
N6
Fabrication Node
N3E
Die Size
210mm²
Die Size
454mm²
Transistor Count
13.1 Billion
Transistor Count
76 Billion
Transistor Density
62 MTr/mm²
Transistor Density
167 MTr/mm²

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