AMD Radeon RX 6400 vs NVIDIA GeForce GTX 680 Mac Edition
GPU Specs Compare
Graphics Card
Release Date
Jan 2022
Apr 2013
Generation
Navi II
GeForce 600
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x4
PCIe 2.0 x16
Clock Speeds
Base Clock
1923 MHz
1006 MHz
Boost Clock
2321 MHz
1058 MHz
Memory Clock
2000 MHz
1502 MHz
Memory
Memory Size
4GB
2GB
Memory Type
GDDR6
GDDR5
Memory Bus
64bit
256bit
Bandwidth
128.0GB/s
192.3GB/s
Render Config
Compute Units
12
-
Shading Units
768
1536
TMUs
48
128
ROPs
32
32
RT Cores
12
-
L1 Cache
128 KB per Array
16 KB (per SMX)
L2 Cache
1024 KB
512 KB
L3 Cache
16 MB
-
Theoretical Performance
Pixel Rate
74.27 GPixel/s
33.86 GPixel/s
Texture Rate
111.4 GTexel/s
135.4 GTexel/s
FP16 (half)
7.130 TFLOPS
-
FP32 (float)
3.565 TFLOPS
3.250 TFLOPS
FP64 (double)
222.8 GFLOPS
135.4 GFLOPS
Graphics Processor
GPU Name
Navi 24
GK104
GPU Variant
Navi 24 XL(215-135000046)
GK104-400-A2
Architecture
RDNA 2.0
Kepler
Foundry
TSMC
TSMC
Process Size
6 nm
28 nm
Transistors
5.4 billion
3.54 billion
Die Size
107 mm²
294 mm²
Board Design
TDP
53W
195W
Suggested PSU
250 W
450 W
Outputs
1x HDMI 2.11x DisplayPort 1.4a
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
None
2x 6-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 (11_0)
OpenGL
4.6
4.6
OpenCL
2.2
3.0
Vulkan
1.3
1.1
Shader Model
6.7
5.1
CUDA
-
3.0