NVIDIA GeForce RTX 4080 12 GB vs NVIDIA RTX A4000H

VS

NVIDIA GeForce RTX 4080 12 GB

NVIDIA RTX A4000H

We compared two Desktop platform GPUs: 12GB VRAM GeForce RTX 4080 12 GB and 16GB VRAM RTX A4000H to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4080 12 GB 's Advantages

Boost Clock has increased by 67% (2610MHz vs 1560MHz)

Larger VRAM bandwidth (504.2GB/s vs 448.0GB/s)

1536 additional rendering cores

NVIDIA RTX A4000H 's Advantages

More VRAM (16GB vs 12GB)

Lower TDP (140W vs 285W)

Score

Benchmark

FP32 (float)

GeForce RTX 4080 12 GB +109%

40.09 TFLOPS

RTX A4000H

19.17 TFLOPS

GeForce RTX 4080 12 GB

VS

RTX A4000H

Graphics Card

Unknown

Release Date

Apr 2021

GeForce 40

Generation

Quadro Ampere

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

2310 MHz

Base Clock

735 MHz

2610 MHz

Boost Clock

1560 MHz

1313 MHz

Memory Clock

1750 MHz

Memory

12GB

Memory Size

16GB

GDDR6X

Memory Type

GDDR6

192bit

Memory Bus

256bit

504.2GB/s

Bandwidth

448.0GB/s

Render Config

-

60

SM Count

48

7680

Shading Units

6144

240

TMUs

192

80

ROPs

96

240

Tensor Cores

192

60

RT Cores

48

128 KB (per SM)

L1 Cache

128 KB (per SM)

48 MB

L2 Cache

4 MB

-

Theoretical Performance

208.8 GPixel/s

Pixel Rate

149.8 GPixel/s

626.4 GTexel/s

Texture Rate

299.5 GTexel/s

40.09 TFLOPS

FP16 (half)

19.17 TFLOPS

40.09 TFLOPS

FP32 (float)

19.17 TFLOPS

626.4 GFLOPS

FP64 (double)

299.5 GFLOPS

Board Design

285W

TDP

140W

600 W

Suggested PSU

300 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

4x DisplayPort 1.4a

1x 16-pin

Power Connectors

1x 6-pin

Graphics Processor

AD104

GPU Name

GA104

AD104-400-A1

GPU Variant

GA104-???-A1

Ada Lovelace

Architecture

Ampere

TSMC

Foundry

Samsung

4 nm

Process Size

8 nm

35.8 billion

Transistors

17.4 billion

295 mm²

Die Size

392 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

8.9

CUDA

8.6

6.6

Shader Model

6.7

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