NVIDIA GeForce RTX 4090 D vs AMD Radeon R9 M395X Mac Edition
GPU Specs Compare
Graphics Card
Release Date
Dec 2023
May 2015
Generation
GeForce 40
Crystal System
Type
Desktop
Mobile
Bus Interface
PCIe 4.0 x16
MXM-B (3.0)
Clock Speeds
Base Clock
2280 MHz
-
Boost Clock
2520 MHz
-
Memory Clock
1313 MHz
1365 MHz
Memory
Memory Size
24GB
4GB
Memory Type
GDDR6X
GDDR5
Memory Bus
384bit
256bit
Bandwidth
1008GB/s
174.7GB/s
Render Config
SM Count
114
-
Shading Units
14592
2048
TMUs
456
128
ROPs
176
32
Tensor Cores
456
-
RT Cores
114
-
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
72 MB
512 KB
Compute Units
-
32
Theoretical Performance
Pixel Rate
443.5 GPixel/s
29.09 GPixel/s
Texture Rate
1149 GTexel/s
116.4 GTexel/s
FP16 (half)
73.54 TFLOPS
3.723 TFLOPS
FP32 (float)
73.54 TFLOPS
3.723 TFLOPS
FP64 (double)
1149 GFLOPS
232.7 GFLOPS
Graphics Processor
GPU Name
AD102
Amethyst
GPU Variant
AD102-250-A1
Amethyst XT
Architecture
Ada Lovelace
GCN 3.0
Foundry
TSMC
TSMC
Process Size
5 nm
28 nm
Transistors
76.3 billion
5 billion
Die Size
609 mm²
366 mm²
Board Design
TDP
425W
250W
Suggested PSU
800 W
-
Outputs
1x HDMI 2.13x DisplayPort 1.4a
No outputs
Power Connectors
1x 16-pin
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
3.0
2.0
Vulkan
1.3
1.2
CUDA
8.9
-
Shader Model
6.7
6.3