NVIDIA RTX A6000 vs H200 SXM

VS

NVIDIA RTX A6000 H200 SXM

AI GPU We compared a Professional market GPU: 48GB VRAM RTX A6000 and a GPU: 141GB VRAM H200 SXM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A6000 's Advantages

Lower TDP (300W vs 700W)

H200 SXM 's Advantages

Released 3 years and 1 months late

Boost Clock has increased by 10% (1980MHz vs 1800MHz)

More VRAM (141GB vs 48GB)

Larger VRAM bandwidth (4800GB/s vs 768.0GB/s)

6144 additional rendering cores

Score

Benchmark

FP32 (float)

RTX A6000

38.71 TFLOPS

H200 SXM +73%

67 TFLOPS

RTX A6000

VS

H200 SXM

Graphics Card

Oct 2020

Release Date

Nov 2023

Quadro Ampere

Generation

Hopper

Professional

Type

AI GPU

PCIe 4.0 x16

Bus Interface

PCIe 5.0 x16

Clock Speeds

1410 MHz

Base Clock

1590 MHz

1800 MHz

Boost Clock

1980 MHz

2000 MHz

Memory Clock

1313 MHz

Memory

48GB

Memory Size

141GB

GDDR6

Memory Type

HBM3e

384bit

Memory Bus

5120bit

768.0GB/s

Bandwidth

4800GB/s

Render Config

84

SM Count

132

-

Compute Units

-

10752

Shading Units

16896

336

TMUs

528

112

ROPs

24

336

Tensor Cores

528

84

RT Cores

-

128 KB (per SM)

L1 Cache

256 KB (per SM)

6 MB

L2 Cache

50 MB

Theoretical Performance

201.6 GPixel/s

Pixel Rate

47.52 GPixel/s

604.8 GTexel/s

Texture Rate

1045 GTexel/s

38.71 TFLOPS

FP16 (half)

1979 TFLOPS

38.71 TFLOPS

FP32 (float)

67 TFLOPS

604.8 GFLOPS

FP64 (double)

34 TFLOPS

Graphics Processor

GA102

GPU Name

GH200

-

GPU Variant

-

Ampere

Architecture

Hopper

Samsung

Foundry

TSMC

8 nm

Process Size

4 nm

28.3 billion

Transistors

80 billion

628 mm²

Die Size

814 mm²

Board Design

300W

TDP

700W

700 W

Suggested PSU

1100 W

4x DisplayPort 1.4a

Outputs

No outputs

8-pin EPS

Power Connectors

8-pin EPS

Graphics Features

12 Ultimate (12_2)

DirectX

N/A

4.6

OpenGL

N/A

3.0

OpenCL

3.0

1.3

Vulkan

N/A

8.6

CUDA

9.0

6.7

Shader Model

N/A

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