NVIDIA GeForce GTX 680 Mac Edition vs NVIDIA GB10
GPU Specs Compare
Graphics Card
Release Date
Apr 2013
Oct 2025
Generation
GeForce 600
Server Blackwell
Type
Desktop
Desktop
Bus Interface
PCIe 2.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
1006 MHz
1665 MHz
Boost Clock
1058 MHz
2418 MHz
Memory Clock
1502 MHz
1067 MHz
Memory
Memory Size
2GB
128GB
Memory Type
GDDR5
LPDDR5X
Memory Bus
256bit
256bit
Bandwidth
192.3GB/s
273.2GB/s
Render Config
Shading Units
1536
6144
TMUs
128
384
ROPs
32
48
L1 Cache
16 KB (per SMX)
256 KB (per SM)
L2 Cache
512 KB
50 MB
SM Count
-
48
Tensor Cores
-
384
RT Cores
-
48
Theoretical Performance
Pixel Rate
33.86 GPixel/s
116.1 GPixel/s
Texture Rate
135.4 GTexel/s
928.5 GTexel/s
FP32 (float)
3.250 TFLOPS
29.71 TFLOPS
FP64 (double)
135.4 GFLOPS
464.3 GFLOPS
FP16 (half)
-
29.71 TFLOPS
Graphics Processor
GPU Name
GK104
GB20B
GPU Variant
GK104-400-A2
-
Architecture
Kepler
Blackwell 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
3 nm
Transistors
3.54 billion
Unknown
Die Size
294 mm²
Unknown
Board Design
TDP
195W
140W
Suggested PSU
450 W
300 W
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
1x HDMI
Power Connectors
2x 6-pin
None
Graphics Features
DirectX
12 (11_0)
N/A
OpenGL
4.6
N/A
OpenCL
3.0
3.0
Vulkan
1.1
N/A
CUDA
3.0
12.1
Shader Model
5.1
N/A