GeForce RTX 4080 vs RTX A4000H
We compared two Desktop platform GPUs: 16GB VRAM GeForce RTX 4080 and 16GB VRAM RTX A4000H to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce RTX 4080 's Advantages
Released 1 years and 5 months late
Boost Clock has increased by 61% (2505MHz vs 1560MHz)
Larger VRAM bandwidth (716.8GB/s vs 448.0GB/s)
3584 additional rendering cores
RTX A4000H 's Advantages
Lower TDP (140W vs 320W)
Score
Benchmark
FP32 (float)
GeForce RTX 4080
+154%
48740
RTX A4000H
19170
Graphics Card
Sep 2022
Release Date
Apr 2021
GeForce 40
Generation
Quadro Ampere
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
2205 MHz
Base Clock
735 MHz
2505 MHz
Boost Clock
1560 MHz
1400 MHz
Memory Clock
1750 MHz
Memory
16GB
Memory Size
16GB
GDDR6X
Memory Type
GDDR6
256bit
Memory Bus
256bit
716.8GB/s
Bandwidth
448.0GB/s
Render Config
76
SM Count
48
9728
Shading Units
6144
304
TMUs
192
112
ROPs
96
304
Tensor Cores
192
76
RT Cores
48
128 KB (per SM)
L1 Cache
128 KB (per SM)
64 MB
L2 Cache
4 MB
Theoretical Performance
280.6 GPixel/s
Pixel Rate
149.8 GPixel/s
761.5 GTexel/s
Texture Rate
299.5 GTexel/s
48.74 TFLOPS
FP16 (half)
19.17 TFLOPS
48.74 TFLOPS
FP32 (float)
19.17 TFLOPS
761.5 GFLOPS
FP64 (double)
299.5 GFLOPS
Board Design
320W
TDP
140W
700 W
Suggested PSU
300 W
1x HDMI 2.1
3x DisplayPort 1.4a
Outputs
4x DisplayPort 1.4a
1x 16-pin
Power Connectors
1x 6-pin
Graphics Processor
AD103
GPU Name
GA104
AD103-300-A1
GPU Variant
GA104-???-A1
Ada Lovelace
Architecture
Ampere
TSMC
Foundry
Samsung
5 nm
Process Size
8 nm
45.9 billion
Transistors
17.4 billion
379 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
