GeForce RTX 4080 vs A16 PCIe
We compared two Desktop platform GPUs: 16GB VRAM GeForce RTX 4080 and 16GB VRAM A16 PCIe 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 48% (2505MHz vs 1695MHz)
Larger VRAM bandwidth (716.8GB/s vs 231.9GB/s)
8448 additional rendering cores
A16 PCIe 's Advantages
Lower TDP (250W vs 320W)
Score
Benchmark
FP32 (float)
GeForce RTX 4080
+1023%
48740
A16 PCIe
4339
Graphics Card
Sep 2022
Release Date
Apr 2021
GeForce 40
Generation
Tesla
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 4.0 x8
Clock Speeds
2205 MHz
Base Clock
885 MHz
2505 MHz
Boost Clock
1695 MHz
1400 MHz
Memory Clock
1812 MHz
Memory
16GB
Memory Size
16GB
GDDR6X
Memory Type
GDDR6
256bit
Memory Bus
128bit
716.8GB/s
Bandwidth
231.9GB/s
Render Config
76
SM Count
10
9728
Shading Units
1280
304
TMUs
40
112
ROPs
32
304
Tensor Cores
40
76
RT Cores
10
128 KB (per SM)
L1 Cache
128 KB (per SM)
64 MB
L2 Cache
2 MB
Theoretical Performance
280.6 GPixel/s
Pixel Rate
54.24 GPixel/s
761.5 GTexel/s
Texture Rate
67.80 GTexel/s
48.74 TFLOPS
FP16 (half)
4.339 TFLOPS
48.74 TFLOPS
FP32 (float)
4.339 TFLOPS
761.5 GFLOPS
FP64 (double)
135.6 GFLOPS
Board Design
320W
TDP
250W
700 W
Suggested PSU
600 W
1x HDMI 2.1
3x DisplayPort 1.4a
Outputs
No outputs
1x 16-pin
Power Connectors
8-pin EPS
Graphics Processor
AD103
GPU Name
GA107
AD103-300-A1
GPU Variant
-
Ada Lovelace
Architecture
Ampere
TSMC
Foundry
Samsung
5 nm
Process Size
8 nm
45.9 billion
Transistors
Unknown
379 mm²
Die Size
Unknown
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
6.6
