AMD Radeon RX 6400 vs Intel Arc B580
GPU Specs Compare
Graphics Card
Release Date
Jan 2022
Dec 2024
Generation
Navi II
Battlemage
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x4
PCIe 4.0 x8
Clock Speeds
Base Clock
1923 MHz
2670 MHz
Boost Clock
2321 MHz
2670 MHz
Memory Clock
2000 MHz
2375 MHz
Memory
Memory Size
4GB
12GB
Memory Type
GDDR6
GDDR6
Memory Bus
64bit
192bit
Bandwidth
128.0GB/s
456.0GB/s
Render Config
Compute Units
12
-
Shading Units
768
2560
TMUs
48
160
ROPs
32
80
RT Cores
12
20
L1 Cache
128 KB per Array
256 KB (per EU)
L2 Cache
1024 KB
18 MB
L3 Cache
16 MB
-
Tensor Cores
-
160
Theoretical Performance
Pixel Rate
74.27 GPixel/s
213.6 GPixel/s
Texture Rate
111.4 GTexel/s
427.2 GTexel/s
FP16 (half)
7.130 TFLOPS
27.34 TFLOPS
FP32 (float)
3.565 TFLOPS
13.67 TFLOPS
FP64 (double)
222.8 GFLOPS
1.709 TFLOPS
Graphics Processor
GPU Name
Navi 24
BMG-G21
GPU Variant
Navi 24 XL(215-135000046)
SRPMF
Architecture
RDNA 2.0
Xe2
Foundry
TSMC
TSMC
Process Size
6 nm
5 nm
Transistors
5.4 billion
19.6 billion
Die Size
107 mm²
272 mm²
Board Design
TDP
53W
190W
Suggested PSU
250 W
450 W
Outputs
1x HDMI 2.11x DisplayPort 1.4a
1x HDMI 2.1a3x DisplayPort 2.1
Power Connectors
None
1x 8-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.2
3.0
Vulkan
1.3
1.4
Shader Model
6.7
6.6
📊 Benchmark
Blender
-
1,935