NVIDIA A100 PCIe 80 GB vs AMD Radeon PRO W7900

VS

NVIDIA A100 PCIe 80 GB

AMD Radeon PRO W7900

We compared two Professional market GPUs: 80GB VRAM A100 PCIe 80 GB and 48GB VRAM Radeon PRO W7900 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA A100 PCIe 80 GB 's Advantages

More VRAM (80GB vs 48GB)

Larger VRAM bandwidth (1.94TB/s vs 864.0GB/s)

768 additional rendering cores

AMD Radeon PRO W7900 's Advantages

Released 1 years and 10 months late

Boost Clock has increased by 77% (2495MHz vs 1410MHz)

Lower TDP (295W vs 300W)

Score

Benchmark

FP32 (float)

A100 PCIe 80 GB

19.49 TFLOPS

Radeon PRO W7900 +214%

61.32 TFLOPS

Blender

A100 PCIe 80 GB +2%

3722

Radeon PRO W7900

3642

A100 PCIe 80 GB

VS

Radeon PRO W7900

Graphics Card

Jun 2021

Release Date

Apr 2023

Tesla Ampere(Axx)

Generation

Radeon Pro Navi

Professional

Type

Professional

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1065 MHz

Base Clock

1855 MHz

1410 MHz

Boost Clock

2495 MHz

1512 MHz

Memory Clock

2250 MHz

Memory

80GB

Memory Size

48GB

HBM2e

Memory Type

GDDR6

5120bit

Memory Bus

384bit

1.94TB/s

Bandwidth

864.0GB/s

Render Config

-

Compute Units

96

108

SM Count

-

6912

Shading Units

6144

432

TMUs

384

160

ROPs

192

432

Tensor Cores

-

RT Cores

96

192 KB (per SM)

L1 Cache

256 KB per Array

80 MB

L2 Cache

6 MB

-

L3 Cache

96 MB

Theoretical Performance

225.6 GPixel/s

Pixel Rate

479.0 GPixel/s

609.1 GTexel/s

Texture Rate

958.1 GTexel/s

77.97 TFLOPS

FP16 (half)

122.6 TFLOPS

19.49 TFLOPS

FP32 (float)

61.32 TFLOPS

9.746 TFLOPS

FP64 (double)

1.916 TFLOPS

Board Design

300W

TDP

295W

700 W

Suggested PSU

600 W

No outputs

Outputs

3x DisplayPort 2.1 1x mini-DisplayPort 2.1

8-pin EPS

Power Connectors

2x 8-pin

Graphics Processor

GA100

GPU Name

Navi 31

-

GPU Variant

Navi 31

Ampere

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

7 nm

Process Size

5 nm

54.2 billion

Transistors

57.7 billion

826 mm²

Die Size

529 mm²

Graphics Features

N/A

DirectX

12 Ultimate (12_2)

N/A

OpenGL

4.6

3.0

OpenCL

2.2

N/A

Vulkan

1.3

8.0

CUDA

-

N/A

Shader Model

6.7

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