AMD Radeon E9390 PCIe vs AMD Radeon RX 6400
GPU · Specs Compare
Graphics Card
Release Date
Oct 2019
Jan 2022
Generation
Embedded
Navi II
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x4
Clock Speeds
Base Clock
713 MHz
1923 MHz
Boost Clock
1089 MHz
2321 MHz
Memory Clock
1250 MHz
2000 MHz
Memory
Memory Size
8GB
4GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
64bit
Bandwidth
160.0GB/s
128.0GB/s
Render Config
Compute Units
28
12
Shading Units
1792
768
TMUs
112
48
ROPs
32
32
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
2 MB
1024 KB
RT Cores
—
12
L3 Cache
—
16 MB
Theoretical Performance
Pixel Rate
34.85 GPixel/s
74.27 GPixel/s
Texture Rate
122.0 GTexel/s
111.4 GTexel/s
FP16 (half)
3.903 TFLOPS
7.130 TFLOPS
FP32 (float)
3.903 TFLOPS
3.565 TFLOPS
FP64 (double)
243.9 GFLOPS
222.8 GFLOPS
Graphics Processor
GPU Name
Ellesmere
Navi 24
Architecture
GCN 4.0
RDNA 2.0
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
6 nm
Transistors
5.7 billion
5.4 billion
Die Size
232 mm²
107 mm²
GPU Variant
—
Navi 24 XL(215-135000046)
Board Design
TDP
75W
53W
Outputs
4x DisplayPort 1.4a
1x HDMI 2.11x DisplayPort 1.4a
Power Connectors
None
None
Suggested PSU
—
250 W
Graphics Features
DirectX
12 (12_0)
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
▲ Specs Compare
Data sourced from official specifications and benchmark tests.