NVIDIA GeForce RTX 4090 D vs AMD Radeon Pro W6800X
GPU Specs Compare
Graphics Card
Release Date
Dec 2023
Aug 2021
Generation
GeForce 40
Radeon Pro Mac
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
Apple MPX
Clock Speeds
Base Clock
2280 MHz
1800 MHz
Boost Clock
2520 MHz
2087 MHz
Memory Clock
1313 MHz
2000 MHz
Memory
Memory Size
24GB
32GB
Memory Type
GDDR6X
GDDR6
Memory Bus
384bit
256bit
Bandwidth
1008GB/s
512.0GB/s
Render Config
SM Count
114
-
Shading Units
14592
3840
TMUs
456
240
ROPs
176
96
Tensor Cores
456
-
RT Cores
114
60
L1 Cache
128 KB (per SM)
128 KB per Array
L2 Cache
72 MB
4 MB
Compute Units
-
60
L3 Cache
-
128 MB
Theoretical Performance
Pixel Rate
443.5 GPixel/s
200.4 GPixel/s
Texture Rate
1149 GTexel/s
500.9 GTexel/s
FP16 (half)
73.54 TFLOPS
32.06 TFLOPS
FP32 (float)
73.54 TFLOPS
16.03 TFLOPS
FP64 (double)
1149 GFLOPS
1002 GFLOPS
Graphics Processor
GPU Name
AD102
Navi 21
GPU Variant
AD102-250-A1
Navi 21 Pro-XLA
Architecture
Ada Lovelace
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
5 nm
7 nm
Transistors
76.3 billion
26.8 billion
Die Size
609 mm²
520 mm²
Board Design
TDP
425W
200W
Suggested PSU
800 W
550 W
Outputs
1x HDMI 2.13x DisplayPort 1.4a
1x HDMI 2.14x Thunderbolt
Power Connectors
1x 16-pin
Apple MPX
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.3
1.3
CUDA
8.9
-
Shader Model
6.7
6.7
📊 Benchmark
Blender
-
1,424