NVIDIA RTX A4000H vs AMD Radeon R9 390 X2
GPU Specs Compare
Graphics Card
Release Date
Apr 2021
Sep 2015
Generation
Quadro Ampere
Pirate Islands
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
735 MHz
-
Boost Clock
1560 MHz
-
Memory Clock
1750 MHz
1350 MHz
Memory
Memory Size
16GB
8GB
Memory Type
GDDR6
GDDR5
Memory Bus
256bit
512bit
Bandwidth
448.0GB/s
345.6GB/s
Render Config
SM Count
48
-
Shading Units
6144
2560
TMUs
192
160
ROPs
96
64
Tensor Cores
192
-
RT Cores
48
-
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
4 MB
1024 KB
Compute Units
-
40
Theoretical Performance
Pixel Rate
149.8 GPixel/s
64.00 GPixel/s
Texture Rate
299.5 GTexel/s
160.0 GTexel/s
FP16 (half)
19.17 TFLOPS
-
FP32 (float)
19.17 TFLOPS
5.120 TFLOPS
FP64 (double)
299.5 GFLOPS
640.0 GFLOPS
Graphics Processor
GPU Name
GA104
Grenada
GPU Variant
GA104-???-A1
Grenada PRO(215-0880030)
Architecture
Ampere
GCN 2.0
Foundry
Samsung
TSMC
Process Size
8 nm
28 nm
Transistors
17.4 billion
6.2 billion
Die Size
392 mm²
438 mm²
Board Design
TDP
140W
580W
Suggested PSU
300 W
950 W
Outputs
4x DisplayPort 1.4a
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
1x 6-pin
4x 8-pin
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
8.6
-
Shader Model
6.7
6.3