AMD Radeon R9 M295X Mac Edition vs AMD Radeon RX 6400
GPU Specs Compare
Graphics Card
Release Date
Nov 2014
Jan 2022
Generation
Crystal System
Navi II
Type
Mobile
Desktop
Bus Interface
MXM-B (3.0)
PCIe 4.0 x4
Clock Speeds
Memory Clock
1362 MHz
2000 MHz
Base Clock
-
1923 MHz
Boost Clock
-
2321 MHz
Memory
Memory Size
4GB
4GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
64bit
Bandwidth
174.3GB/s
128.0GB/s
Render Config
Compute Units
32
12
Shading Units
2048
768
TMUs
128
48
ROPs
32
32
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
512 KB
1024 KB
RT Cores
-
12
L3 Cache
-
16 MB
Theoretical Performance
Pixel Rate
27.20 GPixel/s
74.27 GPixel/s
Texture Rate
108.8 GTexel/s
111.4 GTexel/s
FP16 (half)
3.482 TFLOPS
7.130 TFLOPS
FP32 (float)
3.482 TFLOPS
3.565 TFLOPS
FP64 (double)
217.6 GFLOPS
222.8 GFLOPS
Graphics Processor
GPU Name
Amethyst
Navi 24
GPU Variant
Amethyst XT
Navi 24 XL(215-135000046)
Architecture
GCN 3.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
6 nm
Transistors
5 billion
5.4 billion
Die Size
366 mm²
107 mm²
Board Design
TDP
250W
53W
Outputs
No outputs
1x HDMI 2.11x DisplayPort 1.4a
Suggested PSU
-
250 W
Power Connectors
-
None
Graphics Features
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.0
2.2
Vulkan
1.2
1.3
Shader Model
6.3
6.7