AMD Radeon PRO W7800 vs NVIDIA H800 PCIe 80 GB

VS

AMD Radeon PRO W7800 NVIDIA H800 PCIe 80 GB

AI GPU We compared a Professional market GPU: 32GB VRAM Radeon PRO W7800 and a GPU: 80GB VRAM H800 PCIe 80 GB to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon PRO W7800 's Advantages

Boost Clock has increased by 42% (2499MHz vs 1755MHz)

Lower TDP (260W vs 350W)

NVIDIA H800 PCIe 80 GB 's Advantages

More VRAM (80GB vs 32GB)

Larger VRAM bandwidth (2039GB/s vs 576.0GB/s)

10112 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon PRO W7800

44.78 TFLOPS

H800 PCIe 80 GB +14%

51.22 TFLOPS

Radeon PRO W7800

VS

H800 PCIe 80 GB

Graphics Card

Apr 2023

Release Date

Mar 2023

Radeon Pro Navi

Generation

Tesla Hopper

Professional

Type

AI GPU

PCIe 4.0 x16

Bus Interface

PCIe 5.0 x16

Clock Speeds

1855 MHz

Base Clock

1095 MHz

2499 MHz

Boost Clock

1755 MHz

2250 MHz

Memory Clock

1593 MHz

Memory

32GB

Memory Size

80GB

GDDR6

Memory Type

HBM2e

256bit

Memory Bus

5120bit

576.0GB/s

Bandwidth

2039GB/s

Render Config

-

SM Count

114

70

Compute Units

-

4480

Shading Units

14592

280

TMUs

456

128

ROPs

24

-

Tensor Cores

456

70

RT Cores

-

256 KB per Array

L1 Cache

256 KB (per SM)

6 MB

L2 Cache

50 MB

Theoretical Performance

319.9 GPixel/s

Pixel Rate

42.12 GPixel/s

699.7 GTexel/s

Texture Rate

800.3 GTexel/s

89.56 TFLOPS

FP16 (half)

204.9 TFLOPS

44.78 TFLOPS

FP32 (float)

51.22 TFLOPS

1399 GFLOPS

FP64 (double)

25.61 TFLOPS

Graphics Processor

Navi 31

GPU Name

GH100

Navi 31

GPU Variant

-

RDNA 3.0

Architecture

Hopper

TSMC

Foundry

TSMC

5 nm

Process Size

4 nm

57.7 billion

Transistors

80 billion

529 mm²

Die Size

814 mm²

Board Design

260W

TDP

350W

600 W

Suggested PSU

750 W

3x DisplayPort 2.1 1x mini-DisplayPort 2.1

Outputs

No outputs

2x 8-pin

Power Connectors

1x 16-pin

Graphics Features

12 Ultimate (12_2)

DirectX

N/A

4.6

OpenGL

N/A

2.2

OpenCL

3.0

1.3

Vulkan

N/A

-

CUDA

9.0

6.7

Shader Model

N/A

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