AMD Radeon R9 M395X vs NVIDIA GB10
GPU · Specs Compare
Graphics Card
Release Date
May 2015
Oct 2025
Generation
Crystal System
Server Blackwell
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 5.0 x16
Clock Speeds
Memory Clock
1250 MHz
1067 MHz
Base Clock
—
1665 MHz
Boost Clock
—
2418 MHz
Memory
Memory Size
8GB
128GB
Memory Type
GDDR5
LPDDR5X
Memory Bus
256bit
256bit
Bandwidth
160.0GB/s
273.2GB/s
Render Config
Compute Units
32
—
Shading Units
2048
6144
TMUs
128
384
ROPs
32
48
L1 Cache
16 KB (per CU)
256 KB (per SM)
L2 Cache
512 KB
50 MB
SM Count
—
48
Tensor Cores
—
384
RT Cores
—
48
Theoretical Performance
Pixel Rate
23.14 GPixel/s
116.1 GPixel/s
Texture Rate
92.54 GTexel/s
928.5 GTexel/s
FP16 (half)
2.961 TFLOPS
29.71 TFLOPS
FP32 (float)
2.961 TFLOPS
29.71 TFLOPS
FP64 (double)
185.1 GFLOPS
464.3 GFLOPS
Graphics Processor
GPU Name
Amethyst
GB20B
GPU Variant
Amethyst XT
—
Architecture
GCN 3.0
Blackwell 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
3 nm
Transistors
5 billion
Unknown
Die Size
366 mm²
Unknown
Board Design
TDP
75W
140W
Outputs
No outputs
1x HDMI
Power Connectors
None
None
Suggested PSU
—
300 W
Graphics Features
DirectX
12 (12_0)
N/A
OpenGL
4.6
N/A
OpenCL
2.0
3.0
Vulkan
1.2
N/A
Shader Model
6.3
N/A
CUDA
—
12.1
Benchmark
3DMark Time Spy
2,514
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.