NVIDIA RTX A4000 vs AMD Radeon PRO W7900

VS

We compared two Professional market GPUs: 16GB VRAM RTX A4000 and 48GB VRAM Radeon PRO W7900 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A4000 's Advantages

Lower TDP (140W vs 295W)

AMD Radeon PRO W7900 's Advantages

Released 2 years late

Boost Clock has increased by 60% (2495MHz vs 1560MHz)

More VRAM (48GB vs 16GB)

Larger VRAM bandwidth (864.0GB/s vs 448.0GB/s)

Score

Benchmark

FP32 (float)

RTX A4000

19.17 TFLOPS

Radeon PRO W7900 +219%

61.32 TFLOPS

Blender

RTX A4000 +1%

3658

Radeon PRO W7900

3619

RTX A4000

VS

Radeon PRO W7900

Graphics Card

Apr 2021

Release Date

Apr 2023

Quadro Ampere

Generation

Radeon Pro Navi

Professional

Type

Professional

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

735 MHz

Base Clock

1855 MHz

1560 MHz

Boost Clock

2495 MHz

1750 MHz

Memory Clock

2250 MHz

Memory

16GB

Memory Size

48GB

GDDR6

Memory Type

GDDR6

256bit

Memory Bus

384bit

448.0GB/s

Bandwidth

864.0GB/s

Render Config

48

SM Count

-

Compute Units

96

6144

Shading Units

6144

192

TMUs

384

96

ROPs

192

Tensor Cores

-

48

RT Cores

96

128 KB (per SM)

L1 Cache

256 KB per Array

4 MB

L2 Cache

6 MB

Theoretical Performance

149.8 GPixel/s

Pixel Rate

479.0 GPixel/s

299.5 GTexel/s

Texture Rate

958.1 GTexel/s

19.17 TFLOPS

FP16 (half)

122.6 TFLOPS

19.17 TFLOPS

FP32 (float)

61.32 TFLOPS

299.5 GFLOPS

FP64 (double)

1.916 TFLOPS

Graphics Processor

GA104

GPU Name

Navi 31

GA104-875-A1

GPU Variant

Navi 31

Ampere

Architecture

RDNA 3.0

Samsung

Foundry

TSMC

8 nm

Process Size

5 nm

17.4 billion

Transistors

57.7 billion

392 mm²

Die Size

529 mm²

Board Design

140W

TDP

295W

300 W

Suggested PSU

600 W

4x DisplayPort 1.4a

Outputs

3x DisplayPort 2.1 1x mini-DisplayPort 2.1

1x 6-pin

Power Connectors

2x 8-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

2.2

1.3

Vulkan

1.3

8.6

CUDA

-

6.7

Shader Model

6.7

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