Home GPU Comparison NVIDIA RTX A4000 Mobile vs NVIDIA GeForce RTX 4080

NVIDIA RTX A4000 Mobile vs NVIDIA GeForce RTX 4080

We compared a Professional market GPU: 8GB VRAM RTX A4000 Mobile and a Desktop platform GPU: 16GB VRAM GeForce RTX 4080 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A4000 Mobile 's Advantages
Lower TDP (115W vs 320W)
NVIDIA GeForce RTX 4080 's Advantages
Released 1 years and 5 months late
Boost Clock has increased by 49% (2505MHz vs 1680MHz)
More VRAM (16GB vs 8GB)
Larger VRAM bandwidth (716.8GB/s vs 384.0GB/s)
4608 additional rendering cores

Score

Benchmark

FP32 (float)
RTX A4000 Mobile
17.2 TFLOPS
GeForce RTX 4080 +183%
48.74 TFLOPS
VS

Graphics Card

Apr 2021
Release Date
Sep 2022
Quadro Ampere-M
Generation
GeForce 40
Professional
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 4.0 x16

Clock Speeds

1140 MHz
Base Clock
2205 MHz
1680 MHz
Boost Clock
2505 MHz
1500 MHz
Memory Clock
1400 MHz

Memory

8GB
Memory Size
16GB
GDDR6
Memory Type
GDDR6X
256bit
Memory Bus
256bit
384.0GB/s
Bandwidth
716.8GB/s

Render Config

40
SM Count
76
-
Compute Units
-
5120
Shading Units
9728
160
TMUs
304
80
ROPs
112
160
Tensor Cores
304
40
RT Cores
76
128 KB (per SM)
L1 Cache
128 KB (per SM)
4 MB
L2 Cache
64 MB

Theoretical Performance

134.4 GPixel/s
Pixel Rate
280.6 GPixel/s
268.8 GTexel/s
Texture Rate
761.5 GTexel/s
17.20 TFLOPS
FP16 (half)
48.74 TFLOPS
17.20 TFLOPS
FP32 (float)
48.74 TFLOPS
268.8 GFLOPS
FP64 (double)
761.5 GFLOPS

Graphics Processor

GA104
GPU Name
AD103
-
GPU Variant
AD103-300-A1
Ampere
Architecture
Ada Lovelace
Samsung
Foundry
TSMC
8 nm
Process Size
5 nm
17.4 billion
Transistors
45.9 billion
392 mm²
Die Size
379 mm²

Board Design

115W
TDP
320W
-
Suggested PSU
700 W
Portable Device Dependent
Outputs
1x HDMI 2.1 3x DisplayPort 1.4a
None
Power Connectors
1x 16-pin

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
8.6
CUDA
8.9
6.7
Shader Model
6.7

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