AMD Radeon R9 M395X vs AMD Radeon RX 7900M
GPU · Specs Compare
Graphics Card
Release Date
May 2015
Oct 2023
Generation
Crystal System
Navi Mobile
Type
Mobile
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Memory Clock
1250 MHz
2250 MHz
Base Clock
—
1825 MHz
Boost Clock
—
2090 MHz
Memory
Memory Size
8GB
16GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
256bit
Bandwidth
160.0GB/s
576.0GB/s
Render Config
Compute Units
32
72
Shading Units
2048
4608
TMUs
128
288
ROPs
32
192
L1 Cache
16 KB (per CU)
256 KB per Array
L2 Cache
512 KB
6 MB
RT Cores
—
72
L3 Cache
—
64 MB
Theoretical Performance
Pixel Rate
23.14 GPixel/s
401.3 GPixel/s
Texture Rate
92.54 GTexel/s
601.9 GTexel/s
FP16 (half)
2.961 TFLOPS
77.05 TFLOPS
FP32 (float)
2.961 TFLOPS
38.52 TFLOPS
FP64 (double)
185.1 GFLOPS
1204 GFLOPS
Graphics Processor
GPU Name
Amethyst
Navi 31
GPU Variant
Amethyst XT
Navi 31
Architecture
GCN 3.0
RDNA 3.0
Foundry
TSMC
TSMC
Process Size
28 nm
5 nm
Transistors
5 billion
57.7 billion
Die Size
366 mm²
529 mm²
Board Design
TDP
75W
180W
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
6.8
Benchmark
3DMark Time Spy
2,514
18,218
3DMark Time Spy Extreme
—
8,440
3DMark Speed Way
—
3,943
Blender
—
2,583
▲ Specs Compare
Data sourced from official specifications and benchmark tests.