GeForce RTX 4070 Mobile vs GeForce GTX 680MX Mac Edition
We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 4070 Mobile and 2GB VRAM GeForce GTX 680MX Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce RTX 4070 Mobile 's Advantages
Released 10 years and 3 months late
Boost Clock1695MHz
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (256.0GB/s vs 160.0GB/s)
3072 additional rendering cores
Lower TDP (115W vs 122W)
Score
Benchmark
FP32 (float)
GeForce RTX 4070 Mobile
+607%
15620
GeForce GTX 680MX Mac Edition
2209
Graphics Card
Jan 2023
Release Date
Oct 2012
GeForce 40 Mobile
Generation
GeForce 600M
Mobile
Type
Mobile
PCIe 4.0 x8
Bus Interface
PCIe 3.0 x16
Clock Speeds
1395 MHz
Base Clock
-
1695 MHz
Boost Clock
-
2000 MHz
Memory Clock
1250 MHz
Memory
8GB
Memory Size
2GB
GDDR6
Memory Type
GDDR5
128bit
Memory Bus
256bit
256.0GB/s
Bandwidth
160.0GB/s
Render Config
36
SM Count
-
4608
Shading Units
1536
144
TMUs
128
48
ROPs
32
144
Tensor Cores
-
36
RT Cores
-
128 KB (per SM)
L1 Cache
16 KB (per SMX)
32 MB
L2 Cache
512 KB
Theoretical Performance
81.36 GPixel/s
Pixel Rate
23.01 GPixel/s
244.1 GTexel/s
Texture Rate
92.03 GTexel/s
15.62 TFLOPS
FP16 (half)
-
15.62 TFLOPS
FP32 (float)
2.209 TFLOPS
244.1 GFLOPS
FP64 (double)
92.03 GFLOPS
Board Design
115W
TDP
122W
Portable Device Dependent
Outputs
No outputs
None
Power Connectors
-
Graphics Processor
AD106
GPU Name
GK104
GN21-X6
GPU Variant
N13E-GTX2-A2
Ada Lovelace
Architecture
Kepler
TSMC
Foundry
TSMC
5 nm
Process Size
28 nm
22.9 billion
Transistors
3.54 billion
188 mm²
Die Size
294 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.1
8.9
CUDA
3.0
6.8
Shader Model
5.1
