GeForce RTX 2080 vs RTX A400
We compared two Desktop platform GPUs: 8GB VRAM GeForce RTX 2080 and 4GB VRAM RTX A400 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce RTX 2080 's Advantages
More VRAM (8GB vs 4GB)
Larger VRAM bandwidth (448.0GB/s vs 96.00GB/s)
2176 additional rendering cores
RTX A400 's Advantages
Released 5 years and 7 months late
Boost Clock has increased by 3% (1762MHz vs 1710MHz)
Lower TDP (50W vs 215W)
Score
Benchmark
FP32 (float)
GeForce RTX 2080
+272%
10070
RTX A400
2706
3DMark Time Spy
GeForce RTX 2080
+429%
11078
RTX A400
2091
3DMark Speed Way
GeForce RTX 2080
+604%
2171
RTX A400
308
Graphics Card
Sep 2018
Release Date
Apr 2024
GeForce 20
Generation
Quadro Ampere(Ax000)
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 4.0 x8
Clock Speeds
1515 MHz
Base Clock
1417 MHz
1710 MHz
Boost Clock
1762 MHz
1750 MHz
Memory Clock
1500 MHz
Memory
8GB
Memory Size
4GB
GDDR6
Memory Type
GDDR6
256bit
Memory Bus
64bit
448.0GB/s
Bandwidth
96.00GB/s
Render Config
46
SM Count
6
2944
Shading Units
768
184
TMUs
24
64
ROPs
16
368
Tensor Cores
24
46
RT Cores
6
64 KB (per SM)
L1 Cache
128 KB (per SM)
4 MB
L2 Cache
2 MB
Theoretical Performance
109.4 GPixel/s
Pixel Rate
28.19 GPixel/s
314.6 GTexel/s
Texture Rate
42.29 GTexel/s
20.14 TFLOPS
FP16 (half)
2.706 TFLOPS
10.07 TFLOPS
FP32 (float)
2.706 TFLOPS
314.6 GFLOPS
FP64 (double)
42.29 GFLOPS
Board Design
215W
TDP
50W
550 W
Suggested PSU
250 W
1x HDMI 2.0
3x DisplayPort 1.4a
1x USB Type-C
Outputs
4x mini-DisplayPort 1.4a
1x 6-pin + 1x 8-pin
Power Connectors
None
Graphics Processor
TU104
GPU Name
GA107
TU104-400A-A1
GPU Variant
-
Turing
Architecture
Ampere
TSMC
Foundry
Samsung
12 nm
Process Size
8 nm
13.6 billion
Transistors
8.7 billion
545 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
7.5
CUDA
8.6
6.6
Shader Model
6.8
