NVIDIA GeForce RTX 4090 vs NVIDIA RTX A1000
We compared two Desktop platform GPUs: 24GB VRAM GeForce RTX 4090 and 8GB VRAM RTX A1000 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce RTX 4090 's Advantages
Boost Clock has increased by 72% (2520MHz vs 1462MHz)
More VRAM (24GB vs 8GB)
Larger VRAM bandwidth (1.01TB/s vs 192.0GB/s)
14080 additional rendering cores
NVIDIA RTX A1000 's Advantages
Released 1 years and 7 months late
Lower TDP (50W vs 450W)
Score
Benchmark
FP32 (float)
GeForce RTX 4090
+1125%
82.58 TFLOPS
RTX A1000
6.737 TFLOPS
Graphics Card
Sep 2022
Release Date
Apr 2024
GeForce 40
Generation
Quadro Ampere
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 4.0 x8
Clock Speeds
2235 MHz
Base Clock
727 MHz
2520 MHz
Boost Clock
1462 MHz
1313 MHz
Memory Clock
1500 MHz
Memory
24GB
Memory Size
8GB
GDDR6X
Memory Type
GDDR6
384bit
Memory Bus
128bit
1.01TB/s
Bandwidth
192.0GB/s
Render Config
-
-
-
128
SM Count
18
16384
Shading Units
2304
512
TMUs
72
176
ROPs
32
512
Tensor Cores
72
128
RT Cores
18
128 KB (per SM)
L1 Cache
128 KB (per SM)
72 MB
L2 Cache
2 MB
-
-
-
Theoretical Performance
443.5 GPixel/s
Pixel Rate
46.78 GPixel/s
1290 GTexel/s
Texture Rate
105.3 GTexel/s
82.58 TFLOPS
FP16 (half)
6.737 TFLOPS
82.58 TFLOPS
FP32 (float)
6.737 TFLOPS
1290 GFLOPS
FP64 (double)
105.3 GFLOPS
Board Design
450W
TDP
50W
850 W
Suggested PSU
250 W
1x HDMI 2.1
3x DisplayPort 1.4a
Outputs
4x mini-DisplayPort 1.4a
1x 16-pin
Power Connectors
None
Graphics Processor
AD102
GPU Name
GA107
AD102-300-A1
GPU Variant
-
Ada Lovelace
Architecture
Ampere
TSMC
Foundry
Samsung
5 nm
Process Size
8 nm
76.3 billion
Transistors
8.7 billion
609 mm²
Die Size
200 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
6.8
Shader Model
6.7
