NVIDIA GeForce GTX 980 vs AMD Radeon RX 6400
GPU Specs Compare
Graphics Card
Release Date
Sep 2014
Jan 2022
Generation
GeForce 900
Navi II
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x4
Clock Speeds
Base Clock
1127 MHz
1923 MHz
Boost Clock
1216 MHz
2321 MHz
Memory Clock
1753 MHz
2000 MHz
Memory
Memory Size
4GB
4GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
64bit
Bandwidth
224.4GB/s
128.0GB/s
Render Config
Shading Units
2048
768
TMUs
128
48
ROPs
64
32
L1 Cache
48 KB (per SMM)
128 KB per Array
L2 Cache
2 MB
1024 KB
Compute Units
-
12
RT Cores
-
12
L3 Cache
-
16 MB
Theoretical Performance
Pixel Rate
77.82 GPixel/s
74.27 GPixel/s
Texture Rate
155.6 GTexel/s
111.4 GTexel/s
FP32 (float)
4.981 TFLOPS
3.565 TFLOPS
FP64 (double)
155.6 GFLOPS
222.8 GFLOPS
FP16 (half)
-
7.130 TFLOPS
Graphics Processor
GPU Name
GM204
Navi 24
GPU Variant
GM204-400-A1
Navi 24 XL(215-135000046)
Architecture
Maxwell 2.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
6 nm
Transistors
5.2 billion
5.4 billion
Die Size
398 mm²
107 mm²
Board Design
TDP
165W
53W
Suggested PSU
450 W
250 W
Outputs
1x DVI1x HDMI 2.03x DisplayPort 1.4a
1x HDMI 2.11x DisplayPort 1.4a
Power Connectors
2x 6-pin
None
Graphics Features
DirectX
12 (12_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
2.2
Vulkan
1.3
1.3
CUDA
5.2
-
Shader Model
6.4
6.7