NVIDIA GeForce RTX 4090 Ti vs NVIDIA RTX A4000H
We compared two Desktop platform GPUs: 24GB VRAM GeForce RTX 4090 Ti and 16GB VRAM RTX A4000H to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce RTX 4090 Ti 's Advantages
Boost Clock has increased by 64% (2565MHz vs 1560MHz)
More VRAM (24GB vs 16GB)
Larger VRAM bandwidth (1152GB/s vs 448.0GB/s)
12032 additional rendering cores
NVIDIA RTX A4000H 's Advantages
Lower TDP (140W vs 600W)
Score
Benchmark
FP32 (float)
GeForce RTX 4090 Ti
+386%
93.24 TFLOPS
RTX A4000H
19.17 TFLOPS
Graphics Card
Unknown
Release Date
Apr 2021
GeForce 40
Generation
Quadro Ampere
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
2325 MHz
Base Clock
735 MHz
2565 MHz
Boost Clock
1560 MHz
1500 MHz
Memory Clock
1750 MHz
Memory
24GB
Memory Size
16GB
GDDR6X
Memory Type
GDDR6
384bit
Memory Bus
256bit
1152GB/s
Bandwidth
448.0GB/s
Render Config
-
-
-
142
SM Count
48
18176
Shading Units
6144
568
TMUs
192
192
ROPs
96
568
Tensor Cores
192
142
RT Cores
48
128 KB (per SM)
L1 Cache
128 KB (per SM)
96 MB
L2 Cache
4 MB
-
-
-
Theoretical Performance
492.5 GPixel/s
Pixel Rate
149.8 GPixel/s
1457 GTexel/s
Texture Rate
299.5 GTexel/s
93.24 TFLOPS
FP16 (half)
19.17 TFLOPS
93.24 TFLOPS
FP32 (float)
19.17 TFLOPS
1457 GFLOPS
FP64 (double)
299.5 GFLOPS
Board Design
600W
TDP
140W
1000 W
Suggested PSU
300 W
1x HDMI 2.1
3x DisplayPort 1.4a
Outputs
4x DisplayPort 1.4a
2x 16-pin
Power Connectors
1x 6-pin
Graphics Processor
AD102
GPU Name
GA104
AD102-400-A1
GPU Variant
GA104-???-A1
Ada Lovelace
Architecture
Ampere
TSMC
Foundry
Samsung
5 nm
Process Size
8 nm
76.3 billion
Transistors
17.4 billion
609 mm²
Die Size
392 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.3
8.9
CUDA
8.6
6.7
Shader Model
6.7
