NVIDIA TITAN X Pascal vs NVIDIA RTX A400
We compared two Desktop platform GPUs: 12GB VRAM TITAN X Pascal and 4GB VRAM RTX A400 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA TITAN X Pascal 's Advantages
More VRAM (12GB vs 4GB)
Larger VRAM bandwidth (480.4GB/s vs 96.00GB/s)
2816 additional rendering cores
NVIDIA RTX A400 's Advantages
Released 7 years and 8 months late
Boost Clock has increased by 15% (1762MHz vs 1531MHz)
Lower TDP (50W vs 250W)
Score
Benchmark
FP32 (float)
TITAN X Pascal
+305%
10.97 TFLOPS
RTX A400
2.706 TFLOPS
3DMark Time Spy
TITAN X Pascal
+370%
9844
RTX A400
2091
Graphics Card
Aug 2016
Release Date
Apr 2024
GeForce 10
Generation
Quadro Ampere(Ax000)
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 4.0 x8
Clock Speeds
1417 MHz
Base Clock
1417 MHz
1531 MHz
Boost Clock
1762 MHz
1251 MHz
Memory Clock
1500 MHz
Memory
12GB
Memory Size
4GB
GDDR5X
Memory Type
GDDR6
384bit
Memory Bus
64bit
480.4GB/s
Bandwidth
96.00GB/s
Render Config
-
-
-
28
SM Count
6
3584
Shading Units
768
224
TMUs
24
96
ROPs
16
-
Tensor Cores
24
-
RT Cores
6
48 KB (per SM)
L1 Cache
128 KB (per SM)
3 MB
L2 Cache
2 MB
-
-
-
Theoretical Performance
147.0 GPixel/s
Pixel Rate
28.19 GPixel/s
342.9 GTexel/s
Texture Rate
42.29 GTexel/s
171.5 GFLOPS
FP16 (half)
2.706 TFLOPS
10.97 TFLOPS
FP32 (float)
2.706 TFLOPS
342.9 GFLOPS
FP64 (double)
42.29 GFLOPS
Board Design
250W
TDP
50W
600 W
Suggested PSU
250 W
1x DVI
1x HDMI 2.0
3x DisplayPort 1.4a
Outputs
4x mini-DisplayPort 1.4a
1x 6-pin + 1x 8-pin
Power Connectors
None
Graphics Processor
GP102
GPU Name
GA107
GP102-400-A1
GPU Variant
-
Pascal
Architecture
Ampere
TSMC
Foundry
Samsung
16 nm
Process Size
8 nm
11.8 billion
Transistors
8.7 billion
471 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
6.1
CUDA
8.6
6.4
Shader Model
6.8
