NVIDIA GeForce GT 640M Mac Edition vs NVIDIA GeForce RTX 4080 Max-Q
We compared two Mobile platform GPUs: 512MB VRAM GeForce GT 640M Mac Edition and 12GB VRAM GeForce RTX 4080 Max Q to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GT 640M Mac Edition 's Advantages
Lower TDP (32W vs 60W)
NVIDIA GeForce RTX 4080 Max-Q 's Advantages
Released 9 years and 11 months late
Boost Clock1350MHz
More VRAM (12GB vs 512GB)
Larger VRAM bandwidth (336.0GB/s vs 40.00GB/s)
7040 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GT 640M Mac Edition
0.572 TFLOPS
GeForce RTX 4080 Max Q
+3403%
20.04 TFLOPS
Graphics Card
Feb 2013
Release Date
Jan 2023
GeForce 600M
Generation
GeForce 40 Mobile
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
-
Base Clock
795 MHz
-
Boost Clock
1350 MHz
1250 MHz
Memory Clock
1750 MHz
Memory
512MB
Memory Size
12GB
GDDR5
Memory Type
GDDR6
64bit
Memory Bus
192bit
40.00GB/s
Bandwidth
336.0GB/s
Render Config
-
-
-
-
SM Count
58
384
Shading Units
7424
32
TMUs
232
8
ROPs
80
-
Tensor Cores
232
-
RT Cores
58
16 KB (per SMX)
L1 Cache
128 KB (per SM)
128 KB
L2 Cache
48 MB
-
-
-
Theoretical Performance
5.960 GPixel/s
Pixel Rate
108.0 GPixel/s
23.84 GTexel/s
Texture Rate
313.2 GTexel/s
-
FP16 (half)
20.04 TFLOPS
572.2 GFLOPS
FP32 (float)
20.04 TFLOPS
23.84 GFLOPS
FP64 (double)
313.2 GFLOPS
Board Design
32W
TDP
60W
-
-
-
No outputs
Outputs
Portable Device Dependent
-
Power Connectors
None
Graphics Processor
GK107
GPU Name
AD104
N13P-GS
GPU Variant
GN21-X9
Kepler
Architecture
Ada Lovelace
TSMC
Foundry
TSMC
28 nm
Process Size
4 nm
1.27 billion
Transistors
35.8 billion
118 mm²
Die Size
295 mm²
Graphics Features
12 (11_0)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.1
Vulkan
1.3
3.0
CUDA
8.9
5.1
Shader Model
6.7
