AMD Radeon Pro Vega 56 vs AMD Radeon RX 6400
GPU Specs Compare
Graphics Card
Release Date
Aug 2017
Jan 2022
Generation
Radeon Pro Mac
Navi II
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x4
Clock Speeds
Base Clock
1138 MHz
1923 MHz
Boost Clock
1250 MHz
2321 MHz
Memory Clock
786 MHz
2000 MHz
Memory
Memory Size
8GB
4GB
Memory Type
HBM2
GDDR6
Memory Bus
2048bit
64bit
Bandwidth
402.4GB/s
128.0GB/s
Render Config
Compute Units
56
12
Shading Units
3584
768
TMUs
224
48
ROPs
64
32
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
4 MB
1024 KB
RT Cores
-
12
L3 Cache
-
16 MB
Theoretical Performance
Pixel Rate
80.00 GPixel/s
74.27 GPixel/s
Texture Rate
280.0 GTexel/s
111.4 GTexel/s
FP16 (half)
17.92 TFLOPS
7.130 TFLOPS
FP32 (float)
8.960 TFLOPS
3.565 TFLOPS
FP64 (double)
560.0 GFLOPS
222.8 GFLOPS
Graphics Processor
GPU Name
Vega 10
Navi 24
GPU Variant
Vega 10 XL(215-0894216)
Navi 24 XL(215-135000046)
Architecture
GCN 5.0
RDNA 2.0
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
6 nm
Transistors
12.5 billion
5.4 billion
Die Size
495 mm²
107 mm²
Board Design
TDP
210W
53W
Outputs
1x HDMI 2.0b3x DisplayPort 1.4a
1x HDMI 2.11x DisplayPort 1.4a
Power Connectors
None
None
Suggested PSU
-
250 W
Graphics Features
DirectX
12 (12_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
2.2
Vulkan
1.2
1.3
Shader Model
6.4
6.7