NVIDIA Quadro RTX 4000 Max Q vs AMD Radeon RX 6900 XTX
GPU Specs Compare
Graphics Card
Release Date
May 2019
Unknown
Generation
Quadro Mobile
Navi II
Type
Professional
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
780 MHz
2075 MHz
Boost Clock
1380 MHz
2435 MHz
Memory Clock
1625 MHz
2250 MHz
Memory
Memory Size
8GB
16GB
Memory Type
GDDR6
GDDR6
Memory Bus
256bit
256bit
Bandwidth
416.0GB/s
576.0GB/s
Render Config
SM Count
40
-
Shading Units
2560
5120
TMUs
160
320
ROPs
64
128
Tensor Cores
320
-
RT Cores
40
80
L1 Cache
64 KB (per SM)
128 KB per Array
L2 Cache
4 MB
4 MB
Compute Units
-
80
L3 Cache
-
128 MB
Theoretical Performance
Pixel Rate
88.32 GPixel/s
311.7 GPixel/s
Texture Rate
220.8 GTexel/s
779.2 GTexel/s
FP16 (half)
14.13 TFLOPS
49.87 TFLOPS
FP32 (float)
7.066 TFLOPS
24.93 TFLOPS
FP64 (double)
220.8 GFLOPS
1.558 TFLOPS
Graphics Processor
GPU Name
TU104
Navi 21
Architecture
Turing
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
12 nm
7 nm
Transistors
13.6 billion
26.8 billion
Die Size
545 mm²
520 mm²
GPU Variant
-
Navi 21 XTXH(215-121000247)
Board Design
TDP
80W
330W
Outputs
No outputs
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
Power Connectors
None
2x 8-pin
Suggested PSU
-
700 W
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
7.5
-
Shader Model
6.6
6.5