NVIDIA GeForce GTX 680MX Mac Edition vs AMD Radeon RX 6900 XT
GPU Specs Compare
Graphics Card
Release Date
Oct 2012
Oct 2020
Generation
GeForce 600M
Navi II
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Memory Clock
1250 MHz
2000 MHz
Base Clock
-
1825 MHz
Boost Clock
-
2250 MHz
Memory
Memory Size
2GB
16GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
256bit
Bandwidth
160.0GB/s
512.0GB/s
Render Config
Shading Units
1536
5120
TMUs
128
320
ROPs
32
128
L1 Cache
16 KB (per SMX)
128 KB per Array
L2 Cache
512 KB
4 MB
Compute Units
-
80
RT Cores
-
80
L3 Cache
-
128 MB
Theoretical Performance
Pixel Rate
23.01 GPixel/s
288.0 GPixel/s
Texture Rate
92.03 GTexel/s
720.0 GTexel/s
FP32 (float)
2.209 TFLOPS
23.04 TFLOPS
FP64 (double)
92.03 GFLOPS
1440.0 GFLOPS
FP16 (half)
-
46.08 TFLOPS
Graphics Processor
GPU Name
GK104
Navi 21
GPU Variant
N13E-GTX2-A2
Navi 21 XTX(215-121000167)
Architecture
Kepler
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
7 nm
Transistors
3.54 billion
26.8 billion
Die Size
294 mm²
520 mm²
Board Design
TDP
122W
300W
Outputs
No outputs
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
Suggested PSU
-
700 W
Power Connectors
-
2x 8-pin
Graphics Features
DirectX
12 (11_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.1
1.4
CUDA
3.0
-
Shader Model
5.1
6.8
📊 Benchmark
3DMark Time Spy
-
20,764