NVIDIA GeForce GTX 680MX Mac Edition vs NVIDIA GeForce RTX 2080 Ti
GPU · Specs Compare
Graphics Card
Release Date
Oct 2012
Sep 2018
Generation
GeForce 600M
GeForce 20
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1250 MHz
1750 MHz
Base Clock
—
1350 MHz
Boost Clock
—
1545 MHz
Memory
Memory Size
2GB
11GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
352bit
Bandwidth
160.0GB/s
616.0GB/s
Render Config
Shading Units
1536
4352
TMUs
128
272
ROPs
32
88
L1 Cache
16 KB (per SMX)
64 KB (per SM)
L2 Cache
512 KB
0 MB
SM Count
—
68
Tensor Cores
—
544
RT Cores
—
68
Theoretical Performance
Pixel Rate
23.01 GPixel/s
136.0 GPixel/s
Texture Rate
92.03 GTexel/s
420.2 GTexel/s
FP32 (float)
2.209 TFLOPS
13.45 TFLOPS
FP64 (double)
92.03 GFLOPS
420.2 GFLOPS
FP16 (half)
—
26.90 TFLOPS
Graphics Processor
GPU Name
GK104
TU102
GPU Variant
N13E-GTX2-A2
TU102-300A-K1-A1
Architecture
Kepler
Turing
Foundry
TSMC
TSMC
Process Size
28 nm
12 nm
Transistors
3.54 billion
18.6 billion
Die Size
294 mm²
754 mm²
Board Design
TDP
122W
250W
Outputs
No outputs
1x HDMI 2.03x DisplayPort 1.4a1x USB Type-C
Suggested PSU
—
600 W
Power Connectors
—
2x 8-pin
Graphics Features
DirectX
12 (11_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.1
1.4
CUDA
3.0
7.5
Shader Model
5.1
6.8
▲ Specs Compare
Data sourced from official specifications and benchmark tests.