NVIDIA T400 vs NVIDIA RTX A1000
We compared two Desktop platform GPUs: 2GB VRAM T400 and 8GB VRAM RTX A1000 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA T400 's Advantages
Lower TDP (30W vs 50W)
NVIDIA RTX A1000 's Advantages
Released 2 years and 11 months late
Boost Clock has increased by 3% (1462MHz vs 1425MHz)
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (192.0GB/s vs 80.00GB/s)
1920 additional rendering cores
Score
Benchmark
FP32 (float)
T400
1.094 TFLOPS
RTX A1000
+515%
6.737 TFLOPS
Graphics Card
May 2021
Release Date
Apr 2024
Quadro
Generation
Quadro Ampere
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 4.0 x8
Clock Speeds
420 MHz
Base Clock
727 MHz
1425 MHz
Boost Clock
1462 MHz
1250 MHz
Memory Clock
1500 MHz
Memory
2GB
Memory Size
8GB
GDDR6
Memory Type
GDDR6
64bit
Memory Bus
128bit
80.00GB/s
Bandwidth
192.0GB/s
Render Config
-
-
-
6
SM Count
18
384
Shading Units
2304
24
TMUs
72
16
ROPs
32
-
Tensor Cores
72
-
RT Cores
18
64 KB (per SM)
L1 Cache
128 KB (per SM)
1024 KB
L2 Cache
2 MB
-
-
-
Theoretical Performance
22.80 GPixel/s
Pixel Rate
46.78 GPixel/s
34.20 GTexel/s
Texture Rate
105.3 GTexel/s
2.189 TFLOPS
FP16 (half)
6.737 TFLOPS
1094 GFLOPS
FP32 (float)
6.737 TFLOPS
34.20 GFLOPS
FP64 (double)
105.3 GFLOPS
Board Design
30W
TDP
50W
200 W
Suggested PSU
250 W
3x mini-DisplayPort 1.4a
Outputs
4x mini-DisplayPort 1.4a
None
Power Connectors
None
Graphics Processor
TU117
GPU Name
GA107
-
-
-
Turing
Architecture
Ampere
TSMC
Foundry
Samsung
12 nm
Process Size
8 nm
4.7 billion
Transistors
8.7 billion
200 mm²
Die Size
200 mm²
Graphics Features
12 (12_1)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.3
7.5
CUDA
8.6
6.6
Shader Model
6.7
