AMD Radeon R9 M395X vs AMD Radeon RX 6450M
GPU · Specs Compare
Graphics Card
Release Date
May 2015
Jan 2023
Generation
Crystal System
Navi Mobile
Type
Mobile
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x4
Clock Speeds
Memory Clock
1250 MHz
2000 MHz
Base Clock
—
2000 MHz
Boost Clock
—
2460 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
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
23.14 GPixel/s
78.72 GPixel/s
Texture Rate
92.54 GTexel/s
118.1 GTexel/s
FP16 (half)
2.961 TFLOPS
7.557 TFLOPS
FP32 (float)
2.961 TFLOPS
3.779 TFLOPS
FP64 (double)
185.1 GFLOPS
236.2 GFLOPS
Graphics Processor
GPU Name
Amethyst
Navi 24
GPU Variant
Amethyst XT
Navi 24 XML
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
75W
50W
Outputs
No outputs
Portable Device Dependent
Power Connectors
None
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
Benchmark
3DMark Time Spy
2,514
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.